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Date:      Sun, 20 Nov 2011 15:34:36 +0000
From:      Johannes Totz <johannes@jo-t.de>
To:        freebsd-stable@freebsd.org
Subject:   panic: make_dev_credv: bad si_name (error=17, si_name=pass2)
Message-ID:  <jab6mc$phv$1@dough.gmane.org>

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Hi!

(Sent twice, first one bounced...)
Just got a panic on 9-stable, running inside VirtualBox, trying to build 
a release-set. Don't know yet if reproducable, just happened a few 
minutes ago.
The whole core.txt stuff follows below (beware of line-breaks):



zfstest dumped core - see /var/crash/vmcore.1

Sat Nov 19 10:51:49 UTC 2011

FreeBSD zfstest 9.0-PRERELEASE FreeBSD 9.0-PRERELEASE #0 r227727: Sat 
Nov 19 07:52:17 UTC 2011     root@zfstest:/usr/obj/usr/src/sys/GENERIC  i386

panic: make_dev_credv: bad si_name (error=17, si_name=pass2)

GNU gdb 6.1.1 [FreeBSD]
Copyright 2004 Free Software Foundation, Inc.
GDB is free software, covered by the GNU General Public License, and you are
welcome to change it and/or distribute copies of it under certain 
conditions.
Type "show copying" to see the conditions.
There is absolutely no warranty for GDB.  Type "show warranty" for details.
This GDB was configured as "i386-marcel-freebsd"...

Unread portion of the kernel message buffer:
(ada1:ahcich0:0:0:0): lost device
panic: make_dev_credv: bad si_name (error=17, si_name=pass2)
cpuid = 0
KDB: stack backtrace:
#0 0xc0a4aff7 at kdb_backtrace+0x47
#1 0xc0a185c7 at panic+0x117
#2 0xc09d05de at make_dev_credv+0x9e
#3 0xc09d080a at make_dev+0x4a
#4 0xc04b79e0 at passregister+0x230
#5 0xc048ece3 at cam_periph_alloc+0x4e3
#6 0xc04b7525 at passasync+0x85
#7 0xc0490442 at xpt_async_bcast+0x32
#8 0xc0492715 at xpt_async+0x105
#9 0xc04991f3 at probedone+0xc33
#10 0xc04958a1 at camisr_runqueue+0x2e1
#11 0xc04959ff at camisr+0x13f
#12 0xc09ed69b at intr_event_execute_handlers+0x13b
#13 0xc09eee5a at ithread_loop+0x7a
#14 0xc09ea8a7 at fork_exit+0x97
#15 0xc0d32734 at fork_trampoline+0x8
Uptime: 7m57s
(ada1:ahcich0:0:0:0): Synchronize cache failed
Physical memory: 495 MB
Dumping 409 MB: 394 378 362 346 330 314 298 282 266 250 234 218 202 186 
170 154 138 122 106 90 74 58 42 26 10

Reading symbols from /boot/kernel/zfs.ko...Reading symbols from 
/boot/kernel/zfs.ko.symbols...done.
done.
Loaded symbols for /boot/kernel/zfs.ko
Reading symbols from /boot/kernel/opensolaris.ko...Reading symbols from 
/boot/kernel/opensolaris.ko.symbols...done.
done.
Loaded symbols for /boot/kernel/opensolaris.ko
#0  doadump (textdump=1) at pcpu.h:244
244	pcpu.h: No such file or directory.
	in pcpu.h
(kgdb) #0  doadump (textdump=1) at pcpu.h:244
#1  0xc0a1836a in kern_reboot (howto=260)
     at /usr/src/sys/kern/kern_shutdown.c:442
#2  0xc0a18601 in panic (fmt=Variable "fmt" is not available.
) at /usr/src/sys/kern/kern_shutdown.c:607
#3  0xc09d05de in make_dev_credv (flags=0, dres=0xc2ea8700, 
devsw=Variable "devsw" is not available.
)
     at /usr/src/sys/kern/kern_conf.c:759
#4  0xc09d080a in make_dev (devsw=0xc0f52340, unit=2, uid=0, gid=5, 
mode=384,
     fmt=0xc0d77b8c "%s%d") at /usr/src/sys/kern/kern_conf.c:816
#5  0xc04b79e0 in passregister (periph=0xd8658600, arg=0xc33fc000)
     at /usr/src/sys/cam/scsi/scsi_pass.c:335
#6  0xc048ece3 in cam_periph_alloc (periph_ctor=0xc04b77b0 <passregister>,
     periph_oninvalidate=0xc04b75e0 <passoninvalidate>,
     periph_dtor=0xc04b7ad0 <passcleanup>,
     periph_start=0xc04b75a0 <passstart>, name=0xc0d9bcef "pass",
     type=CAM_PERIPH_BIO, path=0xc7f58bd0, ac_callback=0xc04b74a0 
<passasync>,
     code=AC_FOUND_DEVICE, arg=0xc33fc000) at 
/usr/src/sys/cam/cam_periph.c:243
#7  0xc04b7525 in passasync (callback_arg=0x0, code=128, path=0xc3a737e0,
     arg=0xc33fc000) at /usr/src/sys/cam/scsi/scsi_pass.c:236
#8  0xc0490442 in xpt_async_bcast (async_head=0x0, async_code=128,
     path=0xc3a737e0, async_arg=0xc33fc000) at 
/usr/src/sys/cam/cam_xpt.c:4037
#9  0xc0492715 in xpt_async (async_code=dwarf2_read_address: Corrupted 
DWARF expression.
) at /usr/src/sys/cam/cam_xpt.c:4016
#10 0xc04991f3 in probedone (periph=0xd8658280, done_ccb=0xc33fc000)
     at /usr/src/sys/cam/ata/ata_xpt.c:1075
#11 0xc04958a1 in camisr_runqueue (V_queue=Variable "V_queue" is not 
available.
)
     at /usr/src/sys/cam/cam_xpt.c:4960
#12 0xc04959ff in camisr (dummy=0x0) at /usr/src/sys/cam/cam_xpt.c:4863
#13 0xc09ed69b in intr_event_execute_handlers (p=0xc3172588, ie=0xc327c080)
     at /usr/src/sys/kern/kern_intr.c:1257
#14 0xc09eee5a in ithread_loop (arg=0xc3171bb0)
     at /usr/src/sys/kern/kern_intr.c:1270
#15 0xc09ea8a7 in fork_exit (callout=0xc09eede0 <ithread_loop>,
     arg=0xc3171bb0, frame=0xc2ea8d28) at /usr/src/sys/kern/kern_fork.c:995
#16 0xc0d32734 in fork_trampoline () at 
/usr/src/sys/i386/i386/exception.s:275
(kgdb)

------------------------------------------------------------------------
ps -axl

   UID   PID  PPID CPU PRI NI    VSZ    RSS MWCHAN STAT  TT     TIME COMMAND
     0     0     0   0  -8  0      0      0 -      DLs   ??  0:00.05 
[kernel]
     0     1     0   0  20  0   8032 1955216 wait   DLs   ??  0:00.02 [init]
     0     2     0   0 -16  0      0      0 waitin DL    ??  0:00.00 
[sctp_itera
     0     3     0   0 -16  0      0      0 ccb_sc DL    ??  0:00.00 
[xpt_thrd]
     0     4     0   0 -16  0      0      0 psleep DL    ??  0:00.00 
[pagedaemon
     0     5     0   0 -16  0      0      0 psleep DL    ??  0:00.00 
[vmdaemon]
     0     6     0   0 155  0      0      0 pgzero DL    ??  0:00.00 
[pagezero]
     0     7     0   0 -16  0      0      0 psleep DL    ??  0:00.00 
[bufdaemon]
     0     8     0   0 -16  0      0      0 vlruwt DL    ??  0:00.00 [vnlru]
     0     9     0   0  16  0      0      0 zio->i DL    ??  0:00.00 
[syncer]
     0    10     0   0 -16  0      0      0 audit_ DL    ??  0:00.00 [audit]
     0    11     0   0 155  0      0      0 -      RL    ??  0:03.80 [idle]
     0    12     0   0 -84  0      0      0 -      WL    ??  0:00.09 [intr]
     0    13     0   0  -8  0      0      0 -      DL    ??  0:00.15 [geom]
     0    14     0   0 -16  0      0      0 -      DL    ??  0:00.03 
[yarrow]
     0    15     0   0 -68  0      0      0 -      DL    ??  0:00.01 [usb]
     0    16     0   0 -16  0      0      0 sdflus DL    ??  0:00.00 
[softdepflu
     0    34     0   0  -8  0      0      0 zio->i DL    ??  0:00.00 
[zfskern]
     0   499     1   0  52  0   9540 1958928 select Ds    ??  0:00.00 
[dhclient]
    65   554     1   0  52  0   9540 1951504 select Ds    ??  0:00.00 
[dhclient]
     0   569     1   0  52  0  12128 1962640 select Ds    ??  0:00.00 [devd]
     0   709     1   0  20  0   9616 1950576 select Ds    ??  0:00.01 
[syslogd]
     0   955     1   0  20  0  11324 1963568 select Ds    ??  0:00.01 
[sendmail]
    25   959     1   0  52  0  11324 1954288 pause  Ds    ??  0:00.01 
[sendmail]
     0   965     1   0  20  0   9644 1964496 nanslp Ds    ??  0:00.00 [cron]
     0  1023     1   0  52  0   9616 1957072 ttyin  Ds+   ??  0:00.01 
[getty]
     0  1024     1   0  24  0  10124 1960784 wait   Ds    ??  0:00.01 
[login]
     0  1025     1   0  52  0   9616 1952432 ttyin  Ds+   ??  0:00.01 
[getty]
     0  1026     1   0  52  0   9616 1966960 ttyin  Ds+   ??  0:00.01 
[getty]
     0  1027     1   0  52  0   9616 1958000 ttyin  Ds+   ??  0:00.00 
[getty]
     0  1028     1   0  52  0   9616 1956144 ttyin  Ds+   ??  0:00.01 
[getty]
     0  1029     1   0  52  0   9616 1739440 ttyin  Ds+   ??  0:00.01 
[getty]
     0  1030     1   0  52  0   9616 1738512 ttyin  Ds+   ??  0:00.00 
[getty]
     0  1031  1024   0  20  0  10940 1979024 pause  D     ??  0:00.02 [csh]
     0  1555  1031   0  42  0   8032 1978096 wait   D+    ??  0:00.00 [make]
     0  1558  1555   0  52  0   8032 1972528 wait   D+    ??  0:00.00 [make]
     0  1560  1558   0  52  0   8032 1971600 wait   D+    ??  0:00.00 [make]
     0  1564  1560   0  52  0   8032 1979952 wait   D+    ??  0:00.00 [make]
     0  1691  1564   0  52  0   9924 1737584 wait   D+    ??  0:00.00 [sh]
     0  1692  1691   0  52  0   8032 1975312 wait   D+    ??  0:00.00 [make]
     0  1700  1692   0  52  0   8032 1973456 wait   D+    ??  0:00.00 [make]
     0  1715  1700   0  36  0   9924 1747792 wait   D+    ??  0:00.00 [sh]
     0 21858  1715   0  52  0   8032 1740368 wait   D+    ??  0:00.00 [make]
     0 21860 21858   0  52  0   9924 3241200 zio->i D+    ??  0:00.00 [sh]

------------------------------------------------------------------------
vmstat -s

    359992 cpu context switches
    233650 device interrupts
     56121 software interrupts
   1863866 traps
   1702573 system calls
        17 kernel threads created
     14863  fork() calls
      7306 vfork() calls
         0 rfork() calls
         0 swap pager pageins
         0 swap pager pages paged in
         0 swap pager pageouts
         0 swap pager pages paged out
       834 vnode pager pageins
      2373 vnode pager pages paged in
         0 vnode pager pageouts
         0 vnode pager pages paged out
         0 page daemon wakeups
         0 pages examined by the page daemon
       233 pages reactivated
    340712 copy-on-write faults
       244 copy-on-write optimized faults
   1032155 zero fill pages zeroed
     63531 zero fill pages prezeroed
         3 intransit blocking page faults
   1789980 total VM faults taken
         0 pages affected by kernel thread creation
  14155206 pages affected by  fork()
   6606983 pages affected by vfork()
         0 pages affected by rfork()
         0 pages cached
   1842752 pages freed
         0 pages freed by daemon
         0 pages freed by exiting processes
      3425 pages active
      1746 pages inactive
         0 pages in VM cache
     97451 pages wired down
     21727 pages free
      4096 bytes per page
   2191000 total name lookups
           cache hits (91% pos + 3% neg) system 0% per-directory
           deletions 0%, falsehits 0%, toolong 0%

------------------------------------------------------------------------
vmstat -m

          Type InUse MemUse HighUse Requests  Size(s)
           LED     2     1K       -        2  16,64
        feeder     7     1K       -        7  16
      acpiintr     1     1K       -        1  32
        isadev     9     1K       -        9  64
        acpica  2073   119K       -    29726  16,32,64,128,256,512,1024,4096
          cdev     8     1K       -        8  128
      acpitask     1     1K       -        1  1024
         sigio     1     1K       -        1  32
      filedesc    44    11K       -    22187  256
          kenv   110     9K       -      121  16,32,64,128,4096
        kqueue     0     0K       -       26  128,1024
CAM dev queue     4     1K       -        4  128
     proc-args    24     2K       -    22341  16,32,64,128,256
         hhook     2     1K       -        2  128
       ithread    52     5K       -       52  16,64,128
     CAM queue    18     1K       -       66  16,128
        KTRACE   100    13K       -      100  128
       acpisem    16     2K       -       16  64,128
        linker   168  1642K       -      199  16,32,256,1024,4096
         lockf    17     1K       -       29  32,64
    loginclass     2     1K       -        5  64
        ip6ndp     4     1K       -        4  64,128
          temp    13   157K       -    45052 
16,32,64,128,256,512,1024,2048,4096
        devbuf  1285  3079K       -     1301 
16,32,64,128,256,512,1024,2048,4096
        module   497    32K       -      497  64,128
      mtx_pool     2     8K       -        2  4096
           osd     3     1K       -        4  16,32
       CAM SIM     4     1K       -        4  128
       subproc   110   193K       -    22253  256,4096
          proc     2     4K       -        2  2048
       session    16     1K       -       20  64
          pgrp    18     2K       -       25  64
          cred    38     4K       -    86114  64,128
       uidinfo     4     1K       -        7  64,512
        plimit    20     5K       -     1930  256
       scsi_cd     0     0K       -        6  16
    CAM periph     9     2K       -       25  16,32,64,128
       CAM XPT    59    43K       -      134  16,32,64,1024,2048
     sysctltmp     0     0K       -      346  16,32,64,128,4096
     sysctloid  2259    68K       -     2296  16,32,64
        sysctl     0     0K       -     7804  16,32,64
       tidhash     1     4K       -        1  4096
          umtx   470    45K       -      470  64,128
      p1003.1b     1     1K       -        1  16
          SWAP     2   277K       -        2  64
        bus-sc    34    51K       -     1363 
16,64,128,256,512,1024,2048,4096
           bus   991    42K       -     3022  16,32,64,128,256,1024
       devstat     6    13K       -        6  16,4096
  eventhandler    84     5K       -       84  32,64,128
          kobj   358   716K       -      418  2048
       Per-cpu     1     1K       -        1  16
       ata_pci     1     1K       -        1  32
          rman    90     6K       -      244  32,64
          sbuf     0     0K       -      666 
16,32,64,128,256,512,1024,2048,4096
         stack     0     0K       -        2  128
     taskqueue    57     3K       -       87  16,32,64,512
        Unitno    14     1K       -     3164  16,64
           iov     0     0K       -      644  64,128,256
        select     7     1K       -        7  64
      ioctlops     0     0K       -    18328  16,32,64,128,256,512,1024
           msg     4    25K       -        4  1024,4096
           sem     4   101K       -        4  1024,4096
           shm     1    12K       -        1
           tty    19    10K       -       21  512,1024
      mbuf_tag     0     0K       -       18  32
         shmfd     1     4K       -        1  4096
           pcb    15    79K       -       36  16,64,512,1024,2048,4096
        soname     3     1K       -      159  16,32,128
        biobuf   182   364K       -      186  2048
      vfscache     1   256K       -        1
    cl_savebuf     0     0K       -       11  32,64
      vfs_hash     1   128K       -        1
       acpidev    27     1K       -       27  32
        vnodes     2     1K       -        2  128
   vnodemarker     0     0K       -      246  512
         mount    86     3K       -      208  16,32,64,128,256
           BPF     8     9K       -        8  64,128,256,4096
   ether_multi    15     1K       -       22  16,32,64
        ifaddr    35     8K       -       36  16,32,64,128,256,512,2048
         ifnet     4     4K       -        4  64,1024
        USBdev     4     2K       -        4  32,128,1024
         clone     6    24K       -        6  4096
        arpcom     1     1K       -        1  16
       lltable    10     3K       -       10  128,256
           USB     7     2K       -        7  16,32,64,1024
      routetbl    31     4K       -       87  16,32,64,128,256
          igmp     3     1K       -        3  128
      in_multi     2     1K       -        3  128
     sctp_iter     0     0K       -        3  256
      sctp_ifn     2     1K       -        2  128
      sctp_ifa     4     1K       -        4  128
      sctp_vrf     1     1K       -        1  64
     sctp_a_it     0     0K       -        3  16
     hostcache     1    16K       -        1
      syncache     1    72K       -        1
       entropy  1024    64K       -     1024  64
     in6_multi    12     2K       -       12  16,256
      pci_link     8     1K       -        8  16,128
           mld     3     1K       -        3  128
           rpc     2     1K       -        2  128
audit_evclass   179     3K       -      218  16
      savedino     0     0K       -       23  256
      freework     1     1K       -       11  32,128
     newdirblk     0     0K       -        4  32
        dirrem     0     0K       -       22  64
         mkdir     0     0K       -        8  64
        diradd     0     0K       -       32  64
      freefile     0     0K       -       13  32
      freeblks     0     0K       -       10  128
      freefrag     0     0K       -        2  64
        newblk     1    16K       -       24  128
     bmsafemap     1     4K       -       11  128,4096
      inodedep     1   128K       -       50  256
       pagedep     1    16K       -       11  128
   ufs_dirhash    39     8K       -       42  16,32,64,128,512
     ufs_mount     9    19K       -        9  256,2048,4096
     vm_pgdata     2    33K       -        2  64
        DEVFS1    82    21K       -       88  256
      atkbddev     2     1K       -        2  32
        DEVFS3    95    12K       -      105  128
         DEVFS    18     1K       -       19  16,64
        DEVFSP     1     1K       -        1  32
        apmdev     1     1K       -        1  64
     pfs_nodes    21     3K       -       21  128
      nexusdev     3     1K       -        3  16
          GEOM    74    18K       -      462  16,32,64,128,512,1024,2048
        kbdmux     6    18K       -        6  16,256,1024,2048
       solaris 81901 312538K       -  1780499 
16,32,64,128,256,512,1024,2048,4096
    kstat_data     4     1K       -        4  32

------------------------------------------------------------------------
vmstat -z

ITEM                   SIZE  LIMIT     USED     FREE      REQ FAIL SLEEP

UMA Kegs:               128,      0,     182,      28,     182,   0,   0
UMA Zones:              152,      0,     182,      10,     182,   0,   0
UMA Slabs:              284,      0,   15396,    2594,   39478,   0,   0
UMA RCntSlabs:          544,      0,     195,       1,     195,   0,   0
UMA Hash:               128,      0,      82,       8,      82,   0,   0
16 Bucket:               76,      0,      22,      28,      62,   0,   0
32 Bucket:              140,      0,      14,      42,      55,   0,   0
64 Bucket:              268,      0,      12,      16,      92,  30,   0
128 Bucket:             524,      0,      73,      74,    2338, 657,   0
VM OBJECT:              136,      0,    8745,    2333,  315488,   0,   0
MAP:                    140,      0,       7,      21,       7,   0,   0
KMAP ENTRY:              72,  31482,    2056,     170,   91029,   0,   0
MAP ENTRY:               72,      0,     344,     133,  519624,   0,   0
fakepg:                  72,      0,       0,       0,       0,   0,   0
mt_zone:               2060,      0,     306,     125,     306,   0,   0
16:                      16,      0,   13191,     816,  177976,   0,   0
32:                      32,      0,   15070,   32051,  508817,   0,   0
64:                      64,      0,   15556,    3737,  541209,   0,   0
128:                    128,      0,    8457,    3993,  169411,   0,   0
256:                    256,      0,     757,    1148,  124184,   0,   0
512:                    512,      0,   24866,     806,  426184,   0,   0
1024:                  1024,      0,     734,     154,    9730,   0,   0
2048:                  2048,      0,    5160,     408,   13894,   0,   0
4096:                  4096,      0,    2075,     384,   53606,   0,   0
Files:                   56,      0,      48,      86,  124721,   0,   0
TURNSTILE:               72,      0,     236,      34,     236,   0,   0
umtx pi:                 52,      0,       0,       0,       0,   0,   0
MAC labels:              20,      0,       0,       0,       0,   0,   0
PROC:                   708,      0,      43,      22,   22186,   0,   0
THREAD:                 728,      0,     233,       2,     369,   0,   0
SLEEPQUEUE:              44,      0,     236,      59,     236,   0,   0
VMSPACE:                232,      0,      27,      41,   22171,   0,   0
cpuset:                  40,      0,       2,     182,       2,   0,   0
audit_record:           824,      0,       0,       0,       0,   0,   0
mbuf_packet:            256,      0,     256,     141,     280,   0,   0
mbuf:                   256,      0,       1,     140,      88,   0,   0
mbuf_cluster:          2048,  16832,     384,       6,     384,   0,   0
mbuf_jumbo_page:       4096,   8416,       0,       0,       0,   0,   0
mbuf_jumbo_9k:         9216,  12624,       0,       0,       0,   0,   0
mbuf_jumbo_16k:       16384,   8416,       0,       0,       0,   0,   0
mbuf_ext_refcnt:          4,      0,       0,       0,       0,   0,   0
g_bio:                  140,      0,      16,     208,   72396,   0,   0
ttyinq:                 152,      0,     120,      36,     255,   0,   0
ttyoutq:                256,      0,      64,      11,     136,   0,   0
ata_request:            208,      0,       1,      37,   12429,   0,   0
ata_composite:          180,      0,       0,       0,       0,   0,   0
VNODE:                  272,      0,   10955,     973,   35105,   0,   0
VNODEPOLL:               60,      0,       0,       0,       0,   0,   0
NAMEI:                 1024,      0,       1,      11,  405356,   0,   0
S VFS Cache:             72,      0,    8577,    6687,   79664,   0,   0
L VFS Cache:            292,      0,       1,     129,     462,   0,   0
NCLNODE:                372,      0,       0,       0,       0,   0,   0
DIRHASH:               1024,      0,      52,       4,      54,   0,   0
pipe:                   400,      0,       1,      19,     785,   0,   0
Mountpoints:            648,      0,       8,      10,       8,   0,   0
ksiginfo:                80,      0,      56,      88,      72,   0,   0
itimer:                 220,      0,       0,       0,       0,   0,   0
KNOTE:                   72,      0,       0,     106,      26,   0,   0
socket:                 416,  16839,      11,      16,     143,   0,   0
unpcb:                  172,  16836,       6,      40,      30,   0,   0
ipq:                     32,    565,       0,       0,       0,   0,   0
udp_inpcb:              252,  16845,       2,      28,     100,   0,   0
udpcb:                    8,  16849,       2,     201,     100,   0,   0
tcp_inpcb:              252,  16845,       1,      29,       3,   0,   0
tcpcb:                  688,  16835,       1,       9,       3,   0,   0
tcptw:                   52,   3384,       0,       0,       0,   0,   0
syncache:               120,  15360,       0,       0,       0,   0,   0
hostcache:               76,  15400,       0,       0,       0,   0,   0
tcpreass:                20,   1183,       0,       0,       0,   0,   0
sackhole:                20,      0,       0,       0,       0,   0,   0
sctp_ep:                924,  16832,       0,       0,       0,   0,   0
sctp_asoc:             1500,  40000,       0,       0,       0,   0,   0
sctp_laddr:              24,  80040,       0,     145,       3,   0,   0
sctp_raddr:             496,  80000,       0,       0,       0,   0,   0
sctp_chunk:              96, 400000,       0,       0,       0,   0,   0
sctp_readq:              76, 400000,       0,       0,       0,   0,   0
sctp_stream_msg_out:     72, 400044,       0,       0,       0,   0,   0
sctp_asconf:             24, 400055,       0,       0,       0,   0,   0
sctp_asconf_ack:         24, 400055,       0,       0,       0,   0,   0
ripcb:                  252,  16845,       1,      29,       1,   0,   0
rtentry:                108,      0,      13,      59,      14,   0,   0
selfd:                   28,      0,      16,     238,     339,   0,   0
SWAPMETA:               276,  62230,       0,       0,       0,   0,   0
FFS inode:              116,      0,    1585,    1352,    3053,   0,   0
FFS1 dinode:            128,      0,       0,       0,       0,   0,   0
FFS2 dinode:            256,      0,    1585,    1355,    3053,   0,   0
taskq_zone:              24,      0,       0,     145,     624,   0,   0
zio_cache:              700,      0,     729,     231,  212935,   0,   0
zio_link_cache:          24,      0,     726,    3624,  112857,   0,   0
zio_buf_512:            512,      0,       0,       0,       0,   0,   0
zio_data_buf_512:       512,      0,       0,       0,       0,   0,   0
zio_buf_1024:          1024,      0,       0,       0,       0,   0,   0
zio_data_buf_1024:     1024,      0,       0,       0,       0,   0,   0
zio_buf_1536:          1536,      0,       0,       0,       0,   0,   0
zio_data_buf_1536:     1536,      0,       0,       0,       0,   0,   0
zio_buf_2048:          2048,      0,       0,       0,       0,   0,   0
zio_data_buf_2048:     2048,      0,       0,       0,       0,   0,   0
zio_buf_2560:          2560,      0,       0,       0,       0,   0,   0
zio_data_buf_2560:     2560,      0,       0,       0,       0,   0,   0
zio_buf_3072:          3072,      0,       0,       0,       0,   0,   0
zio_data_buf_3072:     3072,      0,       0,       0,       0,   0,   0
zio_buf_3584:          3584,      0,       0,       0,       0,   0,   0
zio_data_buf_3584:     3584,      0,       0,       0,       0,   0,   0
zio_buf_4096:          4096,      0,       0,       0,       0,   0,   0
zio_data_buf_4096:     4096,      0,       0,       0,       0,   0,   0
zio_buf_5120:          5120,      0,       0,       0,       0,   0,   0
zio_data_buf_5120:     5120,      0,       0,       0,       0,   0,   0
zio_buf_6144:          6144,      0,       0,       0,       0,   0,   0
zio_data_buf_6144:     6144,      0,       0,       0,       0,   0,   0
zio_buf_7168:          7168,      0,       0,       0,       0,   0,   0
zio_data_buf_7168:     7168,      0,       0,       0,       0,   0,   0
zio_buf_8192:          8192,      0,       0,       0,       0,   0,   0
zio_data_buf_8192:     8192,      0,       0,       0,       0,   0,   0
zio_buf_10240:        10240,      0,       0,       0,       0,   0,   0
zio_data_buf_10240:   10240,      0,       0,       0,       0,   0,   0
zio_buf_12288:        12288,      0,       0,       0,       0,   0,   0
zio_data_buf_12288:   12288,      0,       0,       0,       0,   0,   0
zio_buf_14336:        14336,      0,       0,       0,       0,   0,   0
zio_data_buf_14336:   14336,      0,       0,       0,       0,   0,   0
zio_buf_16384:        16384,      0,       0,       0,       0,   0,   0
zio_data_buf_16384:   16384,      0,       0,       0,       0,   0,   0
zio_buf_20480:        20480,      0,       0,       0,       0,   0,   0
zio_data_buf_20480:   20480,      0,       0,       0,       0,   0,   0
zio_buf_24576:        24576,      0,       0,       0,       0,   0,   0
zio_data_buf_24576:   24576,      0,       0,       0,       0,   0,   0
zio_buf_28672:        28672,      0,       0,       0,       0,   0,   0
zio_data_buf_28672:   28672,      0,       0,       0,       0,   0,   0
zio_buf_32768:        32768,      0,       0,       0,       0,   0,   0
zio_data_buf_32768:   32768,      0,       0,       0,       0,   0,   0
zio_buf_36864:        36864,      0,       0,       0,       0,   0,   0
zio_data_buf_36864:   36864,      0,       0,       0,       0,   0,   0
zio_buf_40960:        40960,      0,       0,       0,       0,   0,   0
zio_data_buf_40960:   40960,      0,       0,       0,       0,   0,   0
zio_buf_45056:        45056,      0,       0,       0,       0,   0,   0
zio_data_buf_45056:   45056,      0,       0,       0,       0,   0,   0
zio_buf_49152:        49152,      0,       0,       0,       0,   0,   0
zio_data_buf_49152:   49152,      0,       0,       0,       0,   0,   0
zio_buf_53248:        53248,      0,       0,       0,       0,   0,   0
zio_data_buf_53248:   53248,      0,       0,       0,       0,   0,   0
zio_buf_57344:        57344,      0,       0,       0,       0,   0,   0
zio_data_buf_57344:   57344,      0,       0,       0,       0,   0,   0
zio_buf_61440:        61440,      0,       0,       0,       0,   0,   0
zio_data_buf_61440:   61440,      0,       0,       0,       0,   0,   0
zio_buf_65536:        65536,      0,       0,       0,       0,   0,   0
zio_data_buf_65536:   65536,      0,       0,       0,       0,   0,   0
zio_buf_69632:        69632,      0,       0,       0,       0,   0,   0
zio_data_buf_69632:   69632,      0,       0,       0,       0,   0,   0
zio_buf_73728:        73728,      0,       0,       0,       0,   0,   0
zio_data_buf_73728:   73728,      0,       0,       0,       0,   0,   0
zio_buf_77824:        77824,      0,       0,       0,       0,   0,   0
zio_data_buf_77824:   77824,      0,       0,       0,       0,   0,   0
zio_buf_81920:        81920,      0,       0,       0,       0,   0,   0
zio_data_buf_81920:   81920,      0,       0,       0,       0,   0,   0
zio_buf_86016:        86016,      0,       0,       0,       0,   0,   0
zio_data_buf_86016:   86016,      0,       0,       0,       0,   0,   0
zio_buf_90112:        90112,      0,       0,       0,       0,   0,   0
zio_data_buf_90112:   90112,      0,       0,       0,       0,   0,   0
zio_buf_94208:        94208,      0,       0,       0,       0,   0,   0
zio_data_buf_94208:   94208,      0,       0,       0,       0,   0,   0
zio_buf_98304:        98304,      0,       0,       0,       0,   0,   0
zio_data_buf_98304:   98304,      0,       0,       0,       0,   0,   0
zio_buf_102400:      102400,      0,       0,       0,       0,   0,   0
zio_data_buf_102400: 102400,      0,       0,       0,       0,   0,   0
zio_buf_106496:      106496,      0,       0,       0,       0,   0,   0
zio_data_buf_106496: 106496,      0,       0,       0,       0,   0,   0
zio_buf_110592:      110592,      0,       0,       0,       0,   0,   0
zio_data_buf_110592: 110592,      0,       0,       0,       0,   0,   0
zio_buf_114688:      114688,      0,       0,       0,       0,   0,   0
zio_data_buf_114688: 114688,      0,       0,       0,       0,   0,   0
zio_buf_118784:      118784,      0,       0,       0,       0,   0,   0
zio_data_buf_118784: 118784,      0,       0,       0,       0,   0,   0
zio_buf_122880:      122880,      0,       0,       0,       0,   0,   0
zio_data_buf_122880: 122880,      0,       0,       0,       0,   0,   0
zio_buf_126976:      126976,      0,       0,       0,       0,   0,   0
zio_data_buf_126976: 126976,      0,       0,       0,       0,   0,   0
zio_buf_131072:      131072,      0,       0,       0,       0,   0,   0
zio_data_buf_131072: 131072,      0,       0,       0,       0,   0,   0
sa_cache:                44,      0,    9339,     993,   32008,   0,   0
dnode_t:                532,      0,   23480,     621,   29356,   0,   0
dmu_buf_impl_t:         136,      0,   35445,    4517,   73412,   0,   0
arc_buf_hdr_t:          148,      0,   21467,    1855,   37667,   0,   0
arc_buf_t:               60,      0,   12644,    3925,   40178,   0,   0
zil_lwb_cache:          168,      0,      16,      30,      46,   0,   0
zfs_znode_cache:        268,      0,    9339,     881,   32008,   0,   0


------------------------------------------------------------------------
vmstat -i

interrupt                          total       rate
irq0: attimer0                    204315       2128
irq1: atkbd0                         764          7
irq5: ahci0                        22384        233
irq10: em0                            32          0
irq14: ata0                         6129         63
irq15: ata1                           25          0
Total                             233649       2433

------------------------------------------------------------------------
pstat -T

  48/7944 files
0M/2047M swap space

------------------------------------------------------------------------
pstat -s

Device          512-blocks     Used    Avail Capacity
/dev/ada0s1a       4194048        0  4194048     0%

------------------------------------------------------------------------
iostat

iostat: kvm_read(_tk_nin): invalid address (0x0)
iostat: disabling TTY statistics
             ada0             ada1              cd0             cpu
   KB/t tps  MB/s   KB/t tps  MB/s   KB/t tps  MB/s  us ni sy in id
  12.95  60  0.76  13.59 251  3.34   0.00   0  0.00   9  0 24  9 58

------------------------------------------------------------------------
ipcs -a

Message Queues:
T           ID          KEY MODE        OWNER    GROUP    CREATOR CGROUP 
                 CBYTES                 QNUM               QBYTES 
  LSPID        LRPID STIME    RTIME    CTIME

Shared Memory:
T           ID          KEY MODE        OWNER    GROUP    CREATOR CGROUP 
         NATTCH        SEGSZ         CPID         LPID ATIME DTIME    CTIME

Semaphores:
T           ID          KEY MODE        OWNER    GROUP    CREATOR CGROUP 
          NSEMS OTIME    CTIME


------------------------------------------------------------------------
ipcs -T

msginfo:
	msgmax:        16384	(max characters in a message)
	msgmni:           40	(# of message queues)
	msgmnb:         2048	(max characters in a message queue)
	msgtql:           40	(max # of messages in system)
	msgssz:            8	(size of a message segment)
	msgseg:         2048	(# of message segments in system)

shminfo:
	shmmax:    536870912	(max shared memory segment size)
	shmmin:            1	(min shared memory segment size)
	shmmni:          192	(max number of shared memory identifiers)
	shmseg:          128	(max shared memory segments per process)
	shmall:       131072	(max amount of shared memory in pages)

seminfo:
	semmni:           50	(# of semaphore identifiers)
	semmns:          340	(# of semaphores in system)
	semmnu:          150	(# of undo structures in system)
	semmsl:          340	(max # of semaphores per id)
	semopm:          100	(max # of operations per semop call)
	semume:           50	(max # of undo entries per process)
	semusz:          616	(size in bytes of undo structure)
	semvmx:        32767	(semaphore maximum value)
	semaem:        16384	(adjust on exit max value)


------------------------------------------------------------------------
nfsstat

Client Info:
Rpc Counts:
   Getattr   Setattr    Lookup  Readlink      Read     Write    Create 
  Remove
         0         0         0         0         0         0         0 
       0
    Rename      Link   Symlink     Mkdir     Rmdir   Readdir  RdirPlus 
  Access
         0         0         0         0         0         0         0 
       0
     Mknod    Fsstat    Fsinfo  PathConf    Commit
         0         0         0         0         0
Rpc Info:
  TimedOut   Invalid X Replies   Retries  Requests
         0         0         0         0         0
Cache Info:
Attr Hits    Misses Lkup Hits    Misses BioR Hits    Misses BioW Hits 
Misses
         0         0         0         0         0         0         0 
       0
BioRLHits    Misses BioD Hits    Misses DirE Hits    Misses Accs Hits 
Misses
         0         0         0         0         0         0         0 
       0

Server Info:
   Getattr   Setattr    Lookup  Readlink      Read     Write    Create 
  Remove
         0         0         0         0         0         0         0 
       0
    Rename      Link   Symlink     Mkdir     Rmdir   Readdir  RdirPlus 
  Access
         0         0         0         0         0         0         0 
       0
     Mknod    Fsstat    Fsinfo  PathConf    Commit
         0         0         0         0         0
Server Ret-Failed
                 0
Server Faults
             0
Server Cache Stats:
    Inprog      Idem  Non-idem    Misses
         0         0         0         0
Server Write Gathering:
  WriteOps  WriteRPC   Opsaved
         0         0         0

------------------------------------------------------------------------
netstat -s

tcp:
	0 packets sent
		0 data packets (0 bytes)
		0 data packets (0 bytes) retransmitted
		0 data packets unnecessarily retransmitted
		0 resends initiated by MTU discovery
		0 ack-only packets (0 delayed)
		0 URG only packets
		0 window probe packets
		0 window update packets
		0 control packets
	0 packets received
		0 acks (for 0 bytes)
		0 duplicate acks
		0 acks for unsent data
		0 packets (0 bytes) received in-sequence
		0 completely duplicate packets (0 bytes)
		0 old duplicate packets
		0 packets with some dup. data (0 bytes duped)
		0 out-of-order packets (0 bytes)
		0 packets (0 bytes) of data after window
		0 window probes
		0 window update packets
		0 packets received after close
		0 discarded for bad checksums
		0 discarded for bad header offset fields
		0 discarded because packet too short
		0 discarded due to memory problems
	0 connection requests
	0 connection accepts
	0 bad connection attempts
	0 listen queue overflows
	0 ignored RSTs in the windows
	0 connections established (including accepts)
	2 connections closed (including 0 drops)
		0 connections updated cached RTT on close
		0 connections updated cached RTT variance on close
		0 connections updated cached ssthresh on close
	0 embryonic connections dropped
	0 segments updated rtt (of 0 attempts)
	0 retransmit timeouts
		0 connections dropped by rexmit timeout
	0 persist timeouts
		0 connections dropped by persist timeout
	0 Connections (fin_wait_2) dropped because of timeout
	0 keepalive timeouts
		0 keepalive probes sent
		0 connections dropped by keepalive
	0 correct ACK header predictions
	0 correct data packet header predictions
	0 syncache entries added
		0 retransmitted
		0 dupsyn
		0 dropped
		0 completed
		0 bucket overflow
		0 cache overflow
		0 reset
		0 stale
		0 aborted
		0 badack
		0 unreach
		0 zone failures
	0 cookies sent
	0 cookies received
	0 hostcache entries added
		0 bucket overflow
	0 SACK recovery episodes
	0 segment rexmits in SACK recovery episodes
	0 byte rexmits in SACK recovery episodes
	0 SACK options (SACK blocks) received
	0 SACK options (SACK blocks) sent
	0 SACK scoreboard overflow
	0 packets with ECN CE bit set
	0 packets with ECN ECT(0) bit set
	0 packets with ECN ECT(1) bit set
	0 successful ECN handshakes
	0 times ECN reduced the congestion window
udp:
	13 datagrams received
	0 with incomplete header
	0 with bad data length field
	0 with bad checksum
	0 with no checksum
	0 dropped due to no socket
	0 broadcast/multicast datagrams undelivered
	0 dropped due to full socket buffers
	0 not for hashed pcb
	13 delivered
	13 datagrams output
	0 times multicast source filter matched
ip:
	14 total packets received
	0 bad header checksums
	0 with size smaller than minimum
	0 with data size < data length
	0 with ip length > max ip packet size
	0 with header length < data size
	0 with data length < header length
	0 with bad options
	0 with incorrect version number
	0 fragments received
	0 fragments dropped (dup or out of space)
	0 fragments dropped after timeout
	0 packets reassembled ok
	13 packets for this host
	0 packets for unknown/unsupported protocol
	0 packets forwarded (0 packets fast forwarded)
	1 packet not forwardable
	0 packets received for unknown multicast group
	0 redirects sent
	13 packets sent from this host
	0 packets sent with fabricated ip header
	0 output packets dropped due to no bufs, etc.
	0 output packets discarded due to no route
	0 output datagrams fragmented
	0 fragments created
	0 datagrams that can't be fragmented
	0 tunneling packets that can't find gif
	0 datagrams with bad address in header
icmp:
	0 calls to icmp_error
	0 errors not generated in response to an icmp message
	0 messages with bad code fields
	0 messages less than the minimum length
	0 messages with bad checksum
	0 messages with bad length
	0 multicast echo requests ignored
	0 multicast timestamp requests ignored
	0 message responses generated
	0 invalid return addresses
	0 no return routes
igmp:
	0 messages received
	0 messages received with too few bytes
	0 messages received with wrong TTL
	0 messages received with bad checksum
	0 V1/V2 membership queries received
	0 V3 membership queries received
	0 membership queries received with invalid field(s)
	0 general queries received
	0 group queries received
	0 group-source queries received
	0 group-source queries dropped
	0 membership reports received
	0 membership reports received with invalid field(s)
	0 membership reports received for groups to which we belong
	0 V3 reports received without Router Alert
	0 membership reports sent
arp:
	2 ARP requests sent
	0 ARP replies sent
	0 ARP requests received
	1 ARP reply received
	1 ARP packet received
	0 total packets dropped due to no ARP entry
	0 ARP entrys timed out
	0 Duplicate IPs seen
ip6:
	0 total packets received
	0 with size smaller than minimum
	0 with data size < data length
	0 with bad options
	0 with incorrect version number
	0 fragments received
	0 fragments dropped (dup or out of space)
	0 fragments dropped after timeout
	0 fragments that exceeded limit
	0 packets reassembled ok
	0 packets for this host
	0 packets forwarded
	0 packets not forwardable
	0 redirects sent
	0 packets sent from this host
	0 packets sent with fabricated ip header
	0 output packets dropped due to no bufs, etc.
	0 output packets discarded due to no route
	0 output datagrams fragmented
	0 fragments created
	0 datagrams that can't be fragmented
	0 packets that violated scope rules
	0 multicast packets which we don't join
	Mbuf statistics:
		0 one mbuf
		0 one ext mbuf
		0 two or more ext mbuf
	0 packets whose headers are not contiguous
	0 tunneling packets that can't find gif
	0 packets discarded because of too many headers
	0 failures of source address selection
	Source addresses selection rule applied:
icmp6:
	0 calls to icmp6_error
	0 errors not generated in response to an icmp6 message
	0 errors not generated because of rate limitation
	0 messages with bad code fields
	0 messages < minimum length
	0 bad checksums
	0 messages with bad length
	Histogram of error messages to be generated:
		0 no route
		0 administratively prohibited
		0 beyond scope
		0 address unreachable
		0 port unreachable
		0 packet too big
		0 time exceed transit
		0 time exceed reassembly
		0 erroneous header field
		0 unrecognized next header
		0 unrecognized option
		0 redirect
		0 unknown
	0 message responses generated
	0 messages with too many ND options
	0 messages with bad ND options
	0 bad neighbor solicitation messages
	0 bad neighbor advertisement messages
	0 bad router solicitation messages
	0 bad router advertisement messages
	0 bad redirect messages
	0 path MTU changes
rip6:
	0 messages received
	0 checksum calculations on inbound
	0 messages with bad checksum
	0 messages dropped due to no socket
	0 multicast messages dropped due to no socket
	0 messages dropped due to full socket buffers
	0 delivered
	0 datagrams output

------------------------------------------------------------------------
netstat -m

257/281/538 mbufs in use (current/cache/total)
243/147/390/16832 mbuf clusters in use (current/cache/total/max)
256/141 mbuf+clusters out of packet secondary zone in use (current/cache)
0/0/0/8416 4k (page size) jumbo clusters in use (current/cache/total/max)
0/0/0/12624 9k jumbo clusters in use (current/cache/total/max)
0/0/0/8416 16k jumbo clusters in use (current/cache/total/max)
550K/364K/914K bytes allocated to network (current/cache/total)
0/0/0 requests for mbufs denied (mbufs/clusters/mbuf+clusters)
0/0/0 requests for jumbo clusters denied (4k/9k/16k)
0 requests for sfbufs denied
0 requests for sfbufs delayed
0 requests for I/O initiated by sendfile
0 calls to protocol drain routines

------------------------------------------------------------------------
netstat -id

Name    Mtu Network       Address              Ipkts Ierrs Idrop Opkts 
Oerrs  Coll Drop
em0    1500 <Link#1>      08:00:27:ad:dc:7f       15     0     0 16 
0     0    0
em0    1500 10.0.2.0      10.0.2.15               13     -     - 13 
-     -    -
usbus     0 <Link#2>                               0     0     0 0     0 
     0    0
lo0   16384 <Link#3>                               0     0     0 0     0 
     0    0
lo0   16384 localhost     ::1                      0     -     - 0     - 
     -    -
lo0   16384 fe80::1%lo0   fe80::1                  0     -     - 0     - 
     -    -
lo0   16384 your-net      localhost                0     -     - 0     - 
     -    -

------------------------------------------------------------------------
netstat -anr

Routing tables

Internet:
Destination        Gateway            Flags    Refs      Use  Netif Expire
default            10.0.2.2           UGS         0       13    em0
10.0.2.0/24        link#1             U           0        0    em0
10.0.2.15          link#1             UHS         0        0    lo0
127.0.0.1          link#3             UH          0        0    lo0

Internet6:
Destination                       Gateway                       Flags 
  Netif Expire
::/96                             ::1                           UGRS     lo0
::1                               ::1                           UH     lo0
::ffff:0.0.0.0/96                 ::1                           UGRS     lo0
fe80::/10                         ::1                           UGRS     lo0
fe80::%lo0/64                     link#3                        U     lo0
fe80::1%lo0                       link#3                        UHS     lo0
ff01::%lo0/32                     ::1                           U     lo0
ff02::/16                         ::1                           UGRS     lo0
ff02::%lo0/32                     ::1                           U     lo0

------------------------------------------------------------------------
netstat -anA

Active Internet connections (including servers)
Tcpcb    Proto Recv-Q Send-Q Local Address      Foreign Address    (state)
c3bb0ac0 tcp4       0      0 127.0.0.1.25       *.*                LISTEN
c3a811f8 udp4       0      0 *.514              *.*
c3a81000 udp6       0      0 *.514              *.*
Active UNIX domain sockets
Address  Type   Recv-Q Send-Q    Inode     Conn     Refs  Nextref Addr
c3b38e1c stream      0      0 c3a7ecc0        0        0        0 
/var/run/devd.pipe
c3b382b0 dgram       0      0        0 c3b38000        0 c3b38158
c3b38204 dgram       0      0        0 c3b380ac        0        0
c3b38158 dgram       0      0        0 c3b38000        0        0
c3b38000 dgram       0      0 c3ba6550        0 c3b382b0        0 
/var/run/logpriv
c3b380ac dgram       0      0 c3ba6660        0 c3b38204        0 
/var/run/log

------------------------------------------------------------------------
netstat -aL

Current listen queue sizes (qlen/incqlen/maxqlen)
Proto Listen         Local Address
tcp4  0/0/10         localhost.smtp
unix  0/0/4          /var/run/devd.pipe

------------------------------------------------------------------------
fstat

USER     CMD          PID   FD MOUNT      INUM MODE         SZ|DV R/W
root     sh         21860 root /             2 drwxr-xr-x     512  r
root     sh         21860   wd /usr/src   8686 ?-----S---  3274606368  r
root     sh         21860 text /        496962 -r-xr-xr-x  119900  r
root     sh         21860 ctty /dev         42 crw-------   ttyv1 rw
root     sh         21860    0 /dev         42 crw-------   ttyv1 rw
root     sh         21860    1 /dev         42 crw-------   ttyv1 rw
root     sh         21860    2 /dev         42 crw-------   ttyv1 rw
root     make       21858 root /             2 drwxr-xr-x     512  r
root     make       21858   wd /usr/obj   3436 ?-----S---       0  r
root     make       21858 text /        496969 -r-xr-xr-x  383448  r
root     make       21858 ctty /dev         42 crw-------   ttyv1 rw
root     make       21858    0 /dev         42 crw-------   ttyv1 rw
root     make       21858    1 /dev         42 crw-------   ttyv1 rw
root     make       21858    2 /dev         42 crw-------   ttyv1 rw
root     sh          1715 root /             2 drwxr-xr-x     512  r
root     sh          1715   wd /usr/src     40 ?--S------  3278985312  r
root     sh          1715 text /        496962 -r-xr-xr-x  119900  r
root     sh          1715 ctty /dev         42 crw-------   ttyv1 rw
root     sh          1715    0 /dev         42 crw-------   ttyv1 rw
root     sh          1715    1 /dev         42 crw-------   ttyv1 rw
root     sh          1715    2 /dev         42 crw-------   ttyv1 rw
root     make        1700 root /             2 drwxr-xr-x     512  r
root     make        1700   wd /usr/obj      6 ?-----S---  3274606368  r
root     make        1700 text /        496969 -r-xr-xr-x  383448  r
root     make        1700 ctty /dev         42 crw-------   ttyv1 rw
root     make        1700    0 /dev         42 crw-------   ttyv1 rw
root     make        1700    1 /dev         42 crw-------   ttyv1 rw
root     make        1700    2 /dev         42 crw-------   ttyv1 rw
root     make        1692 root /             2 drwxr-xr-x     512  r
root     make        1692   wd /usr/obj      6 ?-----S---  3274606368  r
root     make        1692 text /        496969 -r-xr-xr-x  383448  r
root     make        1692 ctty /dev         42 crw-------   ttyv1 rw
root     make        1692    0 /dev         42 crw-------   ttyv1 rw
root     make        1692    1 /dev         42 crw-------   ttyv1 rw
root     make        1692    2 /dev         42 crw-------   ttyv1 rw
root     sh          1691 root /             2 drwxr-xr-x     512  r
root     sh          1691   wd /usr/src      3 ?--S--S---  3282391840  r
root     sh          1691 text /        353311 -r-xr-xr-x  119900  r
root     sh          1691 ctty /dev         42 crw-------   ttyv1 rw
root     sh          1691    0 /dev         42 crw-------   ttyv1 rw
root     sh          1691    1 /dev         42 crw-------   ttyv1 rw
root     sh          1691    2 /dev         42 crw-------   ttyv1 rw
root     make        1564 root /             2 drwxr-xr-x     512  r
root     make        1564   wd /usr/obj      6 ?-----S---  3274606368  r
root     make        1564 text /        427792 -r-xr-xr-x  383448  r
root     make        1564 ctty /dev         42 crw-------   ttyv1 rw
root     make        1564    0 /dev         42 crw-------   ttyv1 rw
root     make        1564    1 /dev         42 crw-------   ttyv1 rw
root     make        1564    2 /dev         42 crw-------   ttyv1 rw
root     make        1560 root /             2 drwxr-xr-x     512  r
root     make        1560   wd /usr/obj      6 ?-----S---  3274606368  r
root     make        1560 text /        427792 -r-xr-xr-x  383448  r
root     make        1560 ctty /dev         42 crw-------   ttyv1 rw
root     make        1560    0 /dev         42 crw-------   ttyv1 rw
root     make        1560    1 /dev         42 crw-------   ttyv1 rw
root     make        1560    2 /dev         42 crw-------   ttyv1 rw
root     make        1558 root /             2 drwxr-xr-x     512  r
root     make        1558   wd /usr/obj  54033 ?-----S---       0  r
root     make        1558 text /        427792 -r-xr-xr-x  383448  r
root     make        1558 ctty /dev         42 crw-------   ttyv1 rw
root     make        1558    0 /dev         42 crw-------   ttyv1 rw
root     make        1558    1 /dev         42 crw-------   ttyv1 rw
root     make        1558    2 /dev         42 crw-------   ttyv1 rw
root     make        1555 root /             2 drwxr-xr-x     512  r
root     make        1555   wd /usr/obj  54033 ?-----S---       0  r
root     make        1555 text /        427792 -r-xr-xr-x  383448  r
root     make        1555 ctty /dev         42 crw-------   ttyv1 rw
root     make        1555    0 /dev         42 crw-------   ttyv1 rw
root     make        1555    1 /dev         42 crw-------   ttyv1 rw
root     make        1555    2 /dev         42 crw-------   ttyv1 rw
root     csh         1031 root /             2 drwxr-xr-x     512  r
root     csh         1031   wd /usr/src  10335 ?-----S---  3274606368  r
root     csh         1031 text /        353313 -r-xr-xr-x  328084  r
root     csh         1031 ctty /dev         42 crw-------   ttyv1 rw
root     csh         1031   15 /dev         42 crw-------   ttyv1 rw
root     csh         1031   16 /dev         42 crw-------   ttyv1 rw
root     csh         1031   17 /dev         42 crw-------   ttyv1 rw
root     csh         1031   18 /dev         42 crw-------   ttyv1 rw
root     csh         1031   19 /dev         42 crw-------   ttyv1 rw
root     getty       1030 root /             2 drwxr-xr-x     512  r
root     getty       1030   wd /             2 drwxr-xr-x     512  r
root     getty       1030 text /        428113 -r-xr-xr-x   22368  r
root     getty       1030 ctty /dev         48 crw-------   ttyv7 rw
root     getty       1030    0 /dev         48 crw-------   ttyv7 rw
root     getty       1030    1 /dev         48 crw-------   ttyv7 rw
root     getty       1030    2 /dev         48 crw-------   ttyv7 rw
root     getty       1029 root /             2 drwxr-xr-x     512  r
root     getty       1029   wd /             2 drwxr-xr-x     512  r
root     getty       1029 text /        428113 -r-xr-xr-x   22368  r
root     getty       1029 ctty /dev         47 crw-------   ttyv6 rw
root     getty       1029    0 /dev         47 crw-------   ttyv6 rw
root     getty       1029    1 /dev         47 crw-------   ttyv6 rw
root     getty       1029    2 /dev         47 crw-------   ttyv6 rw
root     getty       1028 root /             2 drwxr-xr-x     512  r
root     getty       1028   wd /             2 drwxr-xr-x     512  r
root     getty       1028 text /        428113 -r-xr-xr-x   22368  r
root     getty       1028 ctty /dev         46 crw-------   ttyv5 rw
root     getty       1028    0 /dev         46 crw-------   ttyv5 rw
root     getty       1028    1 /dev         46 crw-------   ttyv5 rw
root     getty       1028    2 /dev         46 crw-------   ttyv5 rw
root     getty       1027 root /             2 drwxr-xr-x     512  r
root     getty       1027   wd /             2 drwxr-xr-x     512  r
root     getty       1027 text /        428113 -r-xr-xr-x   22368  r
root     getty       1027 ctty /dev         45 crw-------   ttyv4 rw
root     getty       1027    0 /dev         45 crw-------   ttyv4 rw
root     getty       1027    1 /dev         45 crw-------   ttyv4 rw
root     getty       1027    2 /dev         45 crw-------   ttyv4 rw
root     getty       1026 root /             2 drwxr-xr-x     512  r
root     getty       1026   wd /             2 drwxr-xr-x     512  r
root     getty       1026 text /        428113 -r-xr-xr-x   22368  r
root     getty       1026 ctty /dev         44 crw-------   ttyv3 rw
root     getty       1026    0 /dev         44 crw-------   ttyv3 rw
root     getty       1026    1 /dev         44 crw-------   ttyv3 rw
root     getty       1026    2 /dev         44 crw-------   ttyv3 rw
root     getty       1025 root /             2 drwxr-xr-x     512  r
root     getty       1025   wd /             2 drwxr-xr-x     512  r
root     getty       1025 text /        428113 -r-xr-xr-x   22368  r
root     getty       1025 ctty /dev         43 crw-------   ttyv2 rw
root     getty       1025    0 /dev         43 crw-------   ttyv2 rw
root     getty       1025    1 /dev         43 crw-------   ttyv2 rw
root     getty       1025    2 /dev         43 crw-------   ttyv2 rw
root     login       1024 root /             2 drwxr-xr-x     512  r
root     login       1024   wd /        471040 drwxr-xr-x     512  r
root     login       1024 text /        427782 -r-sr-xr-x   21576  r
root     login       1024 ctty /dev         42 crw-------   ttyv1 rw
root     login       1024    0 /dev         42 crw-------   ttyv1 rw
root     login       1024    1 /dev         42 crw-------   ttyv1 rw
root     login       1024    2 /dev         42 crw-------   ttyv1 rw
root     login       1024    3* local dgram c3b382b0 <-> c3b38000
root     getty       1023 root /             2 drwxr-xr-x     512  r
root     getty       1023   wd /             2 drwxr-xr-x     512  r
root     getty       1023 text /        428113 -r-xr-xr-x   22368  r
root     getty       1023 ctty /dev         41 crw-------   ttyv0 rw
root     getty       1023    0 /dev         41 crw-------   ttyv0 rw
root     getty       1023    1 /dev         41 crw-------   ttyv0 rw
root     getty       1023    2 /dev         41 crw-------   ttyv0 rw
root     cron         965 root /             2 drwxr-xr-x     512  r
root     cron         965   wd /var     447488 drwxr-x---     512  r
root     cron         965 text /        427919 -r-xr-xr-x   34512  r
root     cron         965    0 /dev         33 crw-rw-rw-    null rw
root     cron         965    1 /dev         33 crw-rw-rw-    null rw
root     cron         965    2 /dev         33 crw-rw-rw-    null rw
root     cron         965    3 /var     588827 -rw-------       3  w
smmsp    sendmail     959 root /             2 drwxr-xr-x     512  r
smmsp    sendmail     959   wd /var     894982 drwxrwx---     512  r
smmsp    sendmail     959 text /        426949 -r-xr-sr-x  699120  r
smmsp    sendmail     959    0 /dev         33 crw-rw-rw-    null  r
smmsp    sendmail     959    1 /dev         33 crw-rw-rw-    null  w
smmsp    sendmail     959    2 /dev         33 crw-rw-rw-    null  w
smmsp    sendmail     959    3* local dgram c3b38204 <-> c3b380ac
smmsp    sendmail     959    4 /var     894984 -rw-------      49  w
root     sendmail     955 root /             2 drwxr-xr-x     512  r
root     sendmail     955   wd /var     894979 drwxr-xr-x     512  r
root     sendmail     955 text /        426949 -r-xr-sr-x  699120  r
root     sendmail     955    0 /dev         33 crw-rw-rw-    null  r
root     sendmail     955    1 /dev         33 crw-rw-rw-    null  w
root     sendmail     955    2 /dev         33 crw-rw-rw-    null  w
root     sendmail     955    3* internet stream tcp c3bb0ac0
root     sendmail     955    4* local dgram c3b38158 <-> c3b38000
root     sendmail     955    5 /var     588826 -rw-------      78  w
root     syslogd      709 root /             2 drwxr-xr-x     512  r
root     syslogd      709   wd /             2 drwxr-xr-x     512  r
root     syslogd      709 text /        427931 -r-xr-xr-x   36204  r
root     syslogd      709    0 /dev         33 crw-rw-rw-    null rw
root     syslogd      709    1 /dev         33 crw-rw-rw-    null rw
root     syslogd      709    2 /dev         33 crw-rw-rw-    null rw
root     syslogd      709    3 /var     588821 -rw-------       3  w
root     syslogd      709    4* local dgram c3b380ac
root     syslogd      709    5* local dgram c3b38000
root     syslogd      709    6* internet6 dgram udp c3a81000
root     syslogd      709    7* internet dgram udp c3a811f8
root     syslogd      709    8 /dev         13 crw-------    klog  r
root     syslogd      709   10 -         -         bad    -
root     syslogd      709   11 /var     683024 -rw-r--r--   73851  w
root     syslogd      709   12 /var     683019 -rw-------      62  w
root     syslogd      709   13 /var     683012 -rw-------    4128  w
root     syslogd      709   14 /var     683033 -rw-r-----    3485  w
root     syslogd      709   15 /var     683015 -rw-r--r--      62  w
root     syslogd      709   16 /var     683020 -rw-------      62  w
root     syslogd      709   17 /var     683013 -rw-------   47046  w
root     syslogd      709   18 /var     683014 -rw-------      62  w
root     syslogd      709   19 /var     683018 -rw-r-----      62  w
root     devd         569 root /             2 drwxr-xr-x     512  r
root     devd         569   wd /             2 drwxr-xr-x     512  r
root     devd         569 text /        282720 -r-xr-xr-x  382500  r
root     devd         569    0 /dev         33 crw-rw-rw-    null rw
root     devd         569    1 /dev         33 crw-rw-rw-    null rw
root     devd         569    2 /dev         33 crw-rw-rw-    null rw
root     devd         569    3 /dev          6 crw-------  devctl  r
root     devd         569    4* local stream c3b38e1c
root     devd         569    5 /var     588812 -rw-------       3  w
_dhcp    dhclient     554 root /var     117760 dr-xr-xr-x     512  r
_dhcp    dhclient     554   wd /var     117760 dr-xr-xr-x     512  r
_dhcp    dhclient     554 jail /var     117760 dr-xr-xr-x     512  r
_dhcp    dhclient     554 text /        282721 -r-xr-xr-x   78796  r
_dhcp    dhclient     554    0 /dev         33 crw-rw-rw-    null rw
_dhcp    dhclient     554    1 /dev         33 crw-rw-rw-    null rw
_dhcp    dhclient     554    2 /dev         33 crw-rw-rw-    null rw
_dhcp    dhclient     554    4* route raw 0 c3a7f680
_dhcp    dhclient     554    5* pipe c344b0bc <-> c344b000      0 rw
_dhcp    dhclient     554    6 /var     1012746 ----------     838  w
_dhcp    dhclient     554    7 /dev         16 crw-------     bpf rw
_dhcp    dhclient     554    8* internet raw ip c3b42000
root     dhclient     499 root /             2 drwxr-xr-x     512  r
root     dhclient     499   wd /             2 drwxr-xr-x     512  r
root     dhclient     499 text /        282721 -r-xr-xr-x   78796  r
root     dhclient     499    0 /dev         33 crw-rw-rw-    null rw
root     dhclient     499    1 /dev         33 crw-rw-rw-    null rw
root     dhclient     499    2 /dev         33 crw-rw-rw-    null rw
root     dhclient     499    4* pipe c344b000 <-> c344b0bc      0 rw
root     zfskern       34 root /             2 drwxr-xr-x     512  r
root     zfskern       34   wd /             2 drwxr-xr-x     512  r
root     init           1 root /             2 drwxr-xr-x     512  r
root     init           1   wd /             2 drwxr-xr-x     512  r
root     init           1 text /        282662 -r-xr-xr-x  712236  r
root     kernel         0 root /             2 drwxr-xr-x     512  r
root     kernel         0   wd /             2 drwxr-xr-x     512  r

------------------------------------------------------------------------
dmesg

Copyright (c) 1992-2011 The FreeBSD Project.
Copyright (c) 1979, 1980, 1983, 1986, 1988, 1989, 1991, 1992, 1993, 1994
	The Regents of the University of California. All rights reserved.
FreeBSD is a registered trademark of The FreeBSD Foundation.
FreeBSD 9.0-PRERELEASE #0 r227727: Sat Nov 19 07:52:17 UTC 2011
     root@zfstest:/usr/obj/usr/src/sys/GENERIC i386
CPU: Intel(R) Core(TM)2 Duo CPU     T9300  @ 2.50GHz (2396.50-MHz 
686-class CPU)
   Origin = "GenuineIntel"  Id = 0x10676  Family = 6  Model = 17 
Stepping = 6

Features=0x783fbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,MMX,FXSR,SSE,SSE2>
   Features2=0x209<SSE3,MON,SSSE3>
   AMD Features=0x20100800<SYSCALL,NX,LM>
   AMD Features2=0x1<LAHF>
real memory  = 536805376 (511 MB)
avail memory = 505782272 (482 MB)
pnpbios: Bad PnP BIOS data checksum
kbd1 at kbdmux0
acpi0: <VBOX VBOXXSDT> on motherboard
acpi0: Power Button (fixed)
acpi0: Sleep Button (fixed)
Timecounter "ACPI-fast" frequency 3579545 Hz quality 900
acpi_timer0: <32-bit timer at 3.579545MHz> port 0x4008-0x400b on acpi0
pcib0: <ACPI Host-PCI bridge> port 0xcf8-0xcff on acpi0
pci_link2: BIOS IRQ 9 for 0.7.INTA does not match previous BIOS IRQ 10
pci0: <ACPI PCI bus> on pcib0
isab0: <PCI-ISA bridge> at device 1.0 on pci0
isa0: <ISA bus> on isab0
atapci0: <Intel PIIX4 UDMA33 controller> port 
0x1f0-0x1f7,0x3f6,0x170-0x177,0x376,0xd000-0xd00f at device 1.1 on pci0
ata0: <ATA channel 0> on atapci0
ata1: <ATA channel 1> on atapci0
vgapci0: <VGA-compatible display> mem 0xe0000000-0xe0ffffff irq 11 at 
device 2.0 on pci0
em0: <Intel(R) PRO/1000 Legacy Network Connection 1.0.3> port 
0xd010-0xd017 mem 0xf0000000-0xf001ffff irq 10 at device 3.0 on pci0
em0: Ethernet address: 08:00:27:ad:dc:7f
pci0: <base peripheral> at device 4.0 (no driver attached)
ohci0: <OHCI (generic) USB controller> mem 0xf0804000-0xf0804fff irq 11 
at device 6.0 on pci0
usbus0: <OHCI (generic) USB controller> on ohci0
pci0: <bridge> at device 7.0 (no driver attached)
ahci0: <Intel ICH8M AHCI SATA controller> port 
0xd040-0xd047,0xd050-0xd057,0xd060-0xd06f mem 0xf0806000-0xf0807fff irq 
5 at device 13.0 on pci0
ahci0: AHCI v1.10 with 1 3Gbps ports, Port Multiplier not supported
ahcich0: <AHCI channel> at channel 0 on ahci0
battery0: <ACPI Control Method Battery> on acpi0
acpi_acad0: <AC Adapter> on acpi0
atkbdc0: <Keyboard controller (i8042)> port 0x60,0x64 irq 1 on acpi0
atkbd0: <AT Keyboard> irq 1 on atkbdc0
kbd0 at atkbd0
atkbd0: [GIANT-LOCKED]
psm0: <PS/2 Mouse> irq 12 on atkbdc0
psm0: [GIANT-LOCKED]
psm0: model IntelliMouse Explorer, device ID 4
attimer0: <AT timer> port 0x40-0x43,0x50-0x53 on acpi0
Timecounter "i8254" frequency 1193182 Hz quality 0
Event timer "i8254" frequency 1193182 Hz quality 100
pmtimer0 on isa0
sc0: <System console> at flags 0x100 on isa0
sc0: VGA <16 virtual consoles, flags=0x300>
vga0: <Generic ISA VGA> at port 0x3c0-0x3df iomem 0xa0000-0xbffff on isa0
atrtc0: <AT realtime clock> at port 0x70 irq 8 on isa0
Event timer "RTC" frequency 32768 Hz quality 0
ppc0: parallel port not found.
Timecounters tick every 10.000 msec
usbus0: 12Mbps Full Speed USB v1.0
ugen0.1: <Apple> at usbus0
uhub0: <Apple OHCI root HUB, class 9/0, rev 1.00/1.00, addr 1> on usbus0
ada0 at ata0 bus 0 scbus0 target 0 lun 0
ada0: <VBOX HARDDISK 1.0> ATA-6 device
ada0: 33.300MB/s transfers (UDMA2, PIO 65536bytes)
ada0: 20480MB (41943040 512 byte sectors: 16H 63S/T 16383C)
ada0: Previously was known as ad0
ada1 at ahcich0 bus 0 scbus2 target 0 lun 0
ada1: <VBOX HARDDISK 1.0> ATA-6 SATA 2.x device
ada1: 300.000MB/s transfers (SATA 2.x, UDMA6, PIO 8192bytes)
ada1: Command Queueing enabled
ada1: 20480MB (41943040 512 byte sectors: 16H 63S/T 16383C)
ada1: Previously was known as ad4
cd0 at ata1 bus 0 scbus1 target 0 lun 0
cd0: <VBOX CD-ROM 1.0> Removable CD-ROM SCSI-0 device
cd0: 33.300MB/s transfers (UDMA2, ATAPI 12bytes, PIO 65534bytes)
cd0: Attempt to query device size failed: NOT READY, Medium not present
Timecounter "TSC" frequency 2396495148 Hz quality 800
Root mount waiting for: usbus0
uhub0: 8 ports with 8 removable, self powered
Trying to mount root from ufs:/dev/ad0s1a [rw]...
Setting hostuuid: f36c009e-da3a-4d14-9e92-206d812d3316.
Setting hostid: 0x67533753.
ZFS NOTICE: Prefetch is disabled by default on i386 -- to enable,
             add "vfs.zfs.prefetch_disable=0" to /boot/loader.conf.
ZFS WARNING: Recommended minimum kmem_size is 512MB; expect unstable 
behavior.
              Consider tuning vm.kmem_size and vm.kmem_size_max
              in /boot/loader.conf.
ZFS filesystem version 5
ZFS storage pool version 28
Entropy harvesting: interrupts ethernet point_to_point kickstart.
Starting file system checks:
/dev/ad0s1a: FILE SYSTEM CLEAN; SKIPPING CHECKS
/dev/ad0s1a: clean, 1692667 free (3747 frags, 211115 blocks, 0.2% 
fragmentation)
/dev/ad0s1e: FILE SYSTEM CLEAN; SKIPPING CHECKS
/dev/ad0s1e: clean, 3044989 free (21 frags, 380621 blocks, 0.0% 
fragmentation)
/dev/ad0s1d: FILE SYSTEM CLEAN; SKIPPING CHECKS
/dev/ad0s1d: clean, 3891432 free (440 frags, 486374 blocks, 0.0% 
fragmentation)
Mounting local file systems:.
Setting hostname: zfstest.
Starting Network: lo0 em0.
lo0: flags=8049<UP,LOOPBACK,RUNNING,MULTICAST> metric 0 mtu 16384
	options=3<RXCSUM,TXCSUM>
	inet6 ::1 prefixlen 128
	inet6 fe80::1%lo0 prefixlen 64 scopeid 0x3
	inet 127.0.0.1 netmask 0xff000000
	nd6 options=21<PERFORMNUD,AUTO_LINKLOCAL>
em0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 mtu 1500
	options=9b<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING,VLAN_HWCSUM>
	ether 08:00:27:ad:dc:7f
	nd6 options=29<PERFORMNUD,IFDISABLED,AUTO_LINKLOCAL>
	media: Ethernet autoselect (1000baseT <full-duplex>)
	status: active
Starting devd.
Starting Network: usbus0.
DHCPREQUEST on em0 to 255.255.255.255 port 67
DHCPACK from 10.0.2.2
bound to 10.0.2.15 -- renewal in 43200 seconds.
add net ::ffff:0.0.0.0: gateway ::1
add net ::0.0.0.0: gateway ::1
add net fe80::: gateway ::1
add net ff02::: gateway ::1
Generating host.conf.
ELF ldconfig path: /lib /usr/lib /usr/lib/compat /usr/local/lib
a.out ldconfig path: /usr/lib/aout /usr/lib/compat/aout
Creating and/or trimming log files.
Starting syslogd.
No core dumps found.
Clearing /tmp (X related).
Updating motd:.
Configuring syscons: keymap blanktime.
Starting cron.
Starting background file system checks in 60 seconds.

Sat Nov 19 10:39:48 UTC 2011
Nov 19 10:39:52 zfstest login: ROOT LOGIN (root) ON ttyv1
ahcich0: Timeout on slot 20 port 0
ahcich0: is 00000000 cs 00000000 ss 00200000 rs 00300000 tfd 50 serr 
00000000 cmd 1000d517
(ada1:ahcich0:0:0:0): lost device
panic: make_dev_credv: bad si_name (error=17, si_name=pass2)
cpuid = 0
KDB: stack backtrace:
#0 0xc0a4aff7 at kdb_backtrace+0x47
#1 0xc0a185c7 at panic+0x117
#2 0xc09d05de at make_dev_credv+0x9e
#3 0xc09d080a at make_dev+0x4a
#4 0xc04b79e0 at passregister+0x230
#5 0xc048ece3 at cam_periph_alloc+0x4e3
#6 0xc04b7525 at passasync+0x85
#7 0xc0490442 at xpt_async_bcast+0x32
#8 0xc0492715 at xpt_async+0x105
#9 0xc04991f3 at probedone+0xc33
#10 0xc04958a1 at camisr_runqueue+0x2e1
#11 0xc04959ff at camisr+0x13f
#12 0xc09ed69b at intr_event_execute_handlers+0x13b
#13 0xc09eee5a at ithread_loop+0x7a
#14 0xc09ea8a7 at fork_exit+0x97
#15 0xc0d32734 at fork_trampoline+0x8
Uptime: 7m57s
(ada1:ahcich0:0:0:0): Synchronize cache failed
Physical memory: 495 MB
Dumping 409 MB: 394 378 362 346 330 314 298 282 266 250 234 218 202 186 
170 154 138 122 106 90 74 58 42 26 10

------------------------------------------------------------------------
kernel config

options	CONFIG_AUTOGENERATED
ident	GENERIC
machine	i386
cpu	I686_CPU
cpu	I586_CPU
cpu	I486_CPU
makeoptions	DEBUG=-g
options	USB_DEBUG
options	AH_SUPPORT_AR5416
options	IEEE80211_SUPPORT_MESH
options	IEEE80211_AMPDU_AGE
options	IEEE80211_DEBUG
options	SC_PIXEL_MODE
options	AHD_REG_PRETTY_PRINT
options	AHC_REG_PRETTY_PRINT
options	ATA_STATIC_ID
options	ATA_CAM
options	SMP
options	KDB_TRACE
options	KDB
options	INCLUDE_CONFIG_FILE
options	MAC
options	AUDIT
options	HWPMC_HOOKS
options	KBD_INSTALL_CDEV
options	PRINTF_BUFR_SIZE=128
options	_KPOSIX_PRIORITY_SCHEDULING
options	SYSVSEM
options	SYSVMSG
options	SYSVSHM
options	STACK
options	KTRACE
options	SCSI_DELAY=5000
options	COMPAT_FREEBSD7
options	COMPAT_FREEBSD6
options	COMPAT_FREEBSD5
options	COMPAT_FREEBSD4
options	GEOM_LABEL
options	GEOM_PART_GPT
options	PSEUDOFS
options	PROCFS
options	CD9660
options	MSDOSFS
options	NFS_ROOT
options	NFSLOCKD
options	NFSD
options	NFSCL
options	MD_ROOT
options	UFS_GJOURNAL
options	UFS_DIRHASH
options	UFS_ACL
options	SOFTUPDATES
options	FFS
options	SCTP
options	INET6
options	INET
options	PREEMPTION
options	SCHED_ULE
options	NEW_PCIB
options	NATIVE
options	GEOM_PART_MBR
options	GEOM_PART_EBR_COMPAT
options	GEOM_PART_EBR
options	GEOM_PART_BSD
options	ISAPNP
device	isa
device	npx
device	mem
device	io
device	uart_ns8250
device	atpic
device	apic
device	cpufreq
device	acpi
device	eisa
device	pci
device	fdc
device	ahci
device	ata
device	mvs
device	siis
device	ahb
device	ahc
device	ahd
device	esp
device	hptiop
device	isp
device	mpt
device	sym
device	trm
device	adv
device	adw
device	aha
device	aic
device	bt
device	ncv
device	nsp
device	stg
device	scbus
device	ch
device	da
device	sa
device	cd
device	pass
device	ses
device	amr
device	arcmsr
device	asr
device	ciss
device	dpt
device	hptmv
device	hptrr
device	iir
device	ips
device	mly
device	twa
device	tws
device	aac
device	aacp
device	ida
device	mfi
device	mlx
device	pst
device	twe
device	atkbdc
device	atkbd
device	psm
device	kbdmux
device	vga
device	splash
device	sc
device	agp
device	pmtimer
device	cbb
device	pccard
device	cardbus
device	uart
device	ppc
device	ppbus
device	lpt
device	plip
device	ppi
device	puc
device	bxe
device	de
device	em
device	igb
device	ixgb
device	le
device	ti
device	txp
device	vx
device	miibus
device	ae
device	age
device	alc
device	ale
device	bce
device	bfe
device	bge
device	dc
device	et
device	fxp
device	jme
device	lge
device	msk
device	nfe
device	nge
device	pcn
device	re
device	rl
device	sf
device	sge
device	sis
device	sk
device	ste
device	stge
device	tl
device	tx
device	vge
device	vr
device	vte
device	wb
device	xl
device	cs
device	ed
device	ex
device	ep
device	fe
device	ie
device	sn
device	xe
device	wlan
device	wlan_wep
device	wlan_ccmp
device	wlan_tkip
device	wlan_amrr
device	an
device	ath
device	ath_pci
device	ath_hal
device	ath_rate_sample
device	ipw
device	iwi
device	iwn
device	malo
device	mwl
device	ral
device	wi
device	wpi
device	loop
device	random
device	ether
device	vlan
device	tun
device	pty
device	md
device	gif
device	faith
device	firmware
device	bpf
device	uhci
device	ohci
device	ehci
device	xhci
device	usb
device	uhid
device	ukbd
device	ulpt
device	umass
device	ums
device	urio
device	u3g
device	uark
device	ubsa
device	uftdi
device	uipaq
device	uplcom
device	uslcom
device	uvisor
device	uvscom
device	aue
device	axe
device	cdce
device	cue
device	kue
device	rue
device	udav
device	rum
device	run
device	uath
device	upgt
device	ural
device	urtw
device	zyd
device	firewire
device	fwe
device	fwip
device	dcons
device	dcons_crom
device	sound
device	snd_es137x
device	snd_hda
device	snd_ich
device	snd_uaudio
device	snd_via8233

------------------------------------------------------------------------
ddb capture buffer

ddb: ddb_capture: kvm_nlist




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