Date: Mon, 18 Dec 1995 17:51:00 +0200 From: Heikki Suonsivu <hsu@clinet.fi> To: FreeBSD-gnats-submit@freebsd.org Subject: kern/902: "The alternate system clock has died" Message-ID: <199512181551.RAA24364@katiska.clinet.fi> Resent-Message-ID: <199512181600.IAA03188@freefall.freebsd.org>
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>Number: 902
>Category: kern
>Synopsis: system becomes very sluggish, odd messages, odd vmstat output
>Confidential: no
>Severity: serious
>Priority: medium
>Responsible: freebsd-bugs
>State: open
>Class: sw-bug
>Submitter-Id: current-users
>Arrival-Date: Mon Dec 18 08:00:02 PST 1995
>Last-Modified:
>Originator: Heikki Suonsivu
>Organization:
Clinet, Espoo, Finland
>Release: FreeBSD 2.2-CURRENT i386
>Environment:
kernel is -current from November 26th. This could have been fixed, but I
haven't been able to get a stable snapshot out of -current yet to see if it
is.
machine "i386"
cpu "I386_CPU"
cpu "I486_CPU"
cpu "I586_CPU" # aka Pentium(tm)
ident CLINETSERVER
maxusers 256
options "NMBCLUSTERS=8192"
options "TTYHOG=4096"
options "RS_IBUFSIZE=1024"
options "CHILD_MAX=512"
options "OPEN_MAX=512"
options MATH_EMULATE #Support for x87 emulation
#new math emulator
config kernel root on wd0 swap on wd0 and wd1 and sd0 and sd1 and sd2 and sd3 and vn0 dumps on sd0
options "COMPAT_43"
options USER_LDT #allow user-level control of i386 ldt
options SYSVSHM
options SYSVSEM
options SYSVMSG
options KTRACE #kernel tracing
options DIAGNOSTIC
options UCONSOLE
options INET #Internet communications protocols
pseudo-device ether #Generic Ethernet
pseudo-device sppp #Generic Synchronous PPP
pseudo-device loop #Network loopback device
pseudo-device sl 16 #Serial Line IP
pseudo-device ppp 32 #Point-to-point protocol
pseudo-device bpfilter 4 #Berkeley packet filter
pseudo-device disc #Discard device
pseudo-device tun 1 #Tunnel driver(user process ppp)
options "TCP_COMPAT_42" #emulate 4.2BSD TCP bugs
options GATEWAY #internetwork gateway
options MROUTING # Multicast routing
options IPFIREWALL #firewall
options IPFIREWALL_VERBOSE #print information about
# dropped packets
options FFS #Fast filesystem
options NFS #Network File System
options "CD9660" #ISO 9660 filesystem
options FDESC #File descriptor filesystem
options KERNFS #Kernel filesystem
options LFS #Log filesystem
options MFS #Memory File System
options MSDOSFS #MS DOS File System
options NULLFS #NULL filesystem
options PORTAL #Portal filesystem
options PROCFS #Process filesystem
options UMAPFS #UID map filesystem
options UNION #Union filesystem
options DEVFS #devices filesystem
controller scbus0 #base SCSI code
device ch0 #SCSI media changers
device sd0 #SCSI disks
device st0 #SCSI tapes
device cd0 #SCSI CD-ROMs
disk sd0 at scbus0 target 0
disk sd1 at scbus0 target 1
disk sd2 at scbus0 target 2
disk sd3 at scbus0 target 3
disk sd4 at scbus0 target 4
disk sd5 at scbus0 target 5
disk sd6 at scbus0 target 6
tape st0 at scbus0 target 0
tape st1 at scbus0 target 1
tape st2 at scbus0 target 2
tape st3 at scbus0 target 3
tape st4 at scbus0 target 4
tape st5 at scbus0 target 5
tape st6 at scbus0 target 6
device cd0 at scbus0 target 0
device cd1 at scbus0 target 1
device cd2 at scbus0 target 2
device cd3 at scbus0 target 3
device cd4 at scbus0 target 4
device cd5 at scbus0 target 5
device cd6 at scbus0 target 6
options SCSI_REPORT_GEOMETRY
pseudo-device pty 256 #Pseudo ttys - can go as high as 64
pseudo-device speaker #Play IBM BASIC-style noises out your speaker
pseudo-device log #Kernel syslog interface (/dev/klog)
pseudo-device gzip #Exec gzipped a.out's
pseudo-device vn #Vnode driver (turns a file into a device)
controller isa0
options "AUTO_EOI_1"
options BOUNCE_BUFFERS
device vt0 at isa? port "IO_KBD" tty irq 1 vector pcrint
options "PCVT_FREEBSD=210" # pcvt running on FreeBSD 2.1
options XSERVER # include code for XFree86
options FAT_CURSOR # start with block cursor
options HARDFONTS
options MAXCONS=16
device npx0 at isa? port "IO_NPX" irq 13 vector npxintr
controller bt0 at isa? port "IO_BT0" bio irq ? vector bt_isa_intr
controller aha0 at isa? port "IO_AHA0" bio irq ? drq 5 vector ahaintr
controller wdc0 at isa? port "IO_WD1" bio irq 14 vector wdintr
disk wd0 at wdc0 drive 0
disk wd1 at wdc0 drive 1
controller fdc0 at isa? port "IO_FD1" bio irq 6 drq 2 vector fdintr
disk fd0 at fdc0 drive 0
disk fd1 at fdc0 drive 1
tape ft0 at fdc0 drive 2
device lpt0 at isa? port? tty irq 7 vector lptintr
device lpt1 at isa? port? tty
device sio0 at isa? port "IO_COM1" tty irq 4 vector siointr
device sio1 at isa? port "IO_COM2" tty irq 3 vector siointr
device sio2 at isa? port "IO_COM3" tty irq 5 vector siointr
device sio3 at isa? port "IO_COM4" tty irq 9 vector siointr
options COM_MULTIPORT #code for some cards with shared IRQs
device ar0 at isa? port 0x300 net irq 10 iomem 0xd0000 vector arintr
device ed0 at isa? port 0x280 net irq 5 iomem 0xd8000 vector edintr
controller snd0
device pas0 at isa? port 0x388 irq 10 drq 6 vector pasintr
device sb0 at isa? port 0x220 irq 7 conflicts drq 1 vector sbintr
device sbxvi0 at isa? drq 5
device sbmidi0 at isa? port 0x330
device gus0 at isa? port 0x220 irq 12 drq 1 vector gusintr
device mss0 at isa? port 0x530 irq 10 drq 1 vector adintr
device opl0 at isa? port 0x388 conflicts
device mpu0 at isa? port 0x330 irq 6 drq 0
device uart0 at isa? port 0x330 irq 5 vector "m6850intr"
device pca0 at isa? port IO_TIMER1 tty
device mcd0 at isa? port 0x300 bio irq 10 vector mcdintr
controller matcd0 at isa? port 0x230 bio
device cy0 at isa? tty irq 10 iomem 0xd4000 iosiz 0x2000 vector cyintr
controller eisa0
controller ahb0
controller ahc0
controller pci0
device ncr1
device de5
options PROBE_VERBOSE
options SHOW_BUSYBUFS # List buffers that prevent root unmount
options "SCSI_DELAY=10"
Dec 17 19:49:42 katiska /kernel: FreeBSD 2.2-CURRENT #2: Sun Nov 26 06:35:44 EET 1995
Dec 17 19:49:42 katiska /kernel: hsu@katiska.clinet.fi:/usr/current/src/sys/compile/CLINETSERVER
Dec 17 19:49:42 katiska /kernel: CPU: 90-MHz Pentium 735\90 (Pentium-class CPU)
Dec 17 19:49:42 katiska /kernel: Origin = "GenuineIntel" Id = 0x524 Stepping=4
Dec 17 19:49:43 katiska /kernel: Features=0x1bf<FPU,VME,PSE,MCE,CX8,APIC>
Dec 17 19:49:43 katiska /kernel: real memory = 67108864 (65536K bytes)
Dec 17 19:49:43 katiska /kernel: avail memory = 62394368 (60932K bytes)
Dec 17 19:49:43 katiska /kernel: Probing for devices on the ISA bus:
Dec 17 19:49:43 katiska /kernel: vt0 at 0x60-0x6f irq 1 on motherboard
Dec 17 19:49:43 katiska /kernel: vt0: tvga 8900cl, 80/132 col, mono, 8 scr, mf2-kbd, [R3.20-b24]
Dec 17 19:49:43 katiska /kernel: ed0 at 0x280-0x29f irq 5 maddr 0xd8000 msize 16384 on isa
Dec 17 19:49:43 katiska /kernel: ed0: address 00:00:c0:cd:b9:a3, type WD8013EPC (16 bit)
Dec 17 19:49:43 katiska /kernel: lpt0 at 0x378-0x37f irq 7 on isa
Dec 17 19:49:43 katiska /kernel: lpt0: Interrupt-driven port
Dec 17 19:49:43 katiska /kernel: lp0: TCP/IP capable interface
Dec 17 19:49:43 katiska /kernel: lpt1 not found at 0xffffffff
Dec 17 19:49:43 katiska /kernel: lpt2 not found at 0xffffffff
Dec 17 19:49:43 katiska /kernel: sio0 at 0x3f8-0x3ff irq 4 on isa
Dec 17 19:49:43 katiska /kernel: sio0: type 16550A
Dec 17 19:49:43 katiska /kernel: sio1 at 0x2f8-0x2ff irq 3 on isa
Dec 17 19:49:43 katiska /kernel: sio1: type 16550A
Dec 17 19:49:43 katiska /kernel: sio2 not found at 0x3e8
Dec 17 19:49:44 katiska /kernel: sio3 not found at 0x2e8
Dec 17 19:49:44 katiska /kernel: pca0 on isa
Dec 17 19:49:44 katiska /kernel: pca0: PC speaker audio driver
Dec 17 19:49:44 katiska /kernel: bt0 not found at 0x330
Dec 17 19:49:44 katiska /kernel: aha0 not found at 0x330
Dec 17 19:49:44 katiska /kernel: wdc0 not found at 0x1f0
Dec 17 19:49:44 katiska /kernel: fdc0 at 0x3f0-0x3f7 irq 6 drq 2 on isa
Dec 17 19:49:44 katiska /kernel: fdc0: NEC 72065B
Dec 17 19:49:44 katiska /kernel: fd0: 1.44MB 3.5in
Dec 17 19:49:44 katiska /kernel: mcd0: timeout getting status
Dec 17 19:49:44 katiska /kernel: mcd0 not found at 0x300
Dec 17 19:49:44 katiska /kernel: npx0 on motherboard
Dec 17 19:49:44 katiska /kernel: npx0: INT 16 interface
Dec 17 19:49:44 katiska /kernel: matcdc0 not found at 0xffffffff
Dec 17 19:49:44 katiska /kernel: matcdc1 not found at 0xffffffff
Dec 17 19:49:44 katiska /kernel: matcdc2 not found at 0xffffffff
Dec 17 19:49:44 katiska /kernel: matcdc3 not found at 0xffffffff
Dec 17 19:49:44 katiska /kernel: Probing for devices on the PCI bus:
Dec 17 19:49:45 katiska /kernel: chip0 <Intel 82434NX (Neptune) PCI cache memory controller> rev 17 on pci0:0
Dec 17 19:49:45 katiska /kernel: chip1 <Intel 82378IB PCI-ISA bridge> rev 67 on pci0:2
Dec 17 19:49:45 katiska /kernel: ncr0 <ncr 53c810 scsi> rev 2 int a irq 9 on pci0:12
Dec 17 19:49:45 katiska /kernel: ncr0 waiting for scsi devices to settle
Dec 17 19:49:45 katiska /kernel: (ncr0:0:0): "SEAGATE ST15230N 0298" type 0 fixed SCSI 2
Dec 17 19:49:45 katiska /kernel: sd0(ncr0:0:0): Direct-Access
Dec 17 19:49:45 katiska /kernel: sd0(ncr0:0:0): FAST SCSI-2 100ns (10 Mb/sec) offset 8.
Dec 17 19:49:45 katiska /kernel: 4095MB (8386733 512 byte sectors)
Dec 17 19:49:45 katiska /kernel: sd0(ncr0:0:0): with 3992 cyls, 19 heads, and an average 110 sectors/track
Dec 17 19:49:45 katiska /kernel: (ncr0:3:0): "SEAGATE ST31200N 9348" type 0 fixed SCSI 2
Dec 17 19:49:45 katiska /kernel: sd3(ncr0:3:0): Direct-Access
Dec 17 19:49:45 katiska /kernel: sd3(ncr0:3:0): FAST SCSI-2 100ns (10 Mb/sec) offset 8.
Dec 17 19:49:45 katiska /kernel: 1011MB (2072435 512 byte sectors)
Dec 17 19:49:45 katiska /kernel: sd3(ncr0:3:0): with 2700 cyls, 9 heads, and an average 85 sectors/track
Dec 17 19:49:45 katiska /kernel: (ncr0:4:0): "HP C1533A 9503" type 1 removable SCSI 2
Dec 17 19:49:45 katiska /kernel: st4(ncr0:4:0): Sequential-Access
Dec 17 19:49:45 katiska /kernel: st4(ncr0:4:0): FAST SCSI-2 100ns (10 Mb/sec) offset 8.
Dec 17 19:49:45 katiska /kernel: density code 0x24, variable blocks, write-enabled
Dec 17 19:49:45 katiska /kernel: ncr1 <ncr 53c810 scsi> rev 1 int a irq 9 on pci0:14
Dec 17 19:49:46 katiska /kernel: ncr1 waiting for scsi devices to settle
Dec 17 19:49:46 katiska /kernel: (ncr1:3:0): "SEAGATE ST15230N 0168" type 0 fixed SCSI 2
Dec 17 19:49:46 katiska /kernel: sd7(ncr1:3:0): Direct-Access
Dec 17 19:49:46 katiska /kernel: sd7(ncr1:3:0): FAST SCSI-2 100ns (10 Mb/sec) offset 8.
Dec 17 19:49:46 katiska /kernel: 4095MB (8386733 512 byte sectors)
Dec 17 19:49:46 katiska /kernel: sd7(ncr1:3:0): with 3992 cyls, 19 heads, and an average 110 sectors/track
Dec 17 19:49:46 katiska /kernel: changing root device to sd0a
Dec 17 19:49:46 katiska /kernel: new masks: bio c0000240, tty c00300ba, net c00300ba
Dec 17 19:49:46 katiska /kernel: WARNING: / was not properly dismounted.
>Description:
System becomes very sluggish and vmstat output shows up odd things:
procs memory page disks faults cpu
r b w avm fre flt re pi po fr sr f0 s0 s3 s7 in sy cs us sy id
6 2 0623128 1120 9824 6 4 5 103 1159 0 22 13 73 601 1651 371 22 36 42
8 7 0630380 2520 455 18 26 65 123 12056 0 6016 5760 256 760 844 501 0 0 0
6 1 0617616 1672 310 17 28 37 82 7180 0 5248 3712 384 627 599 436 0 0 0
1 3 0622408 964 396 7 90 0 201 0 0 8448 2688 640 546 698 397 0 0 0
7 341613984 988 419 3 51 48 121 50088 0 8960 2816 256 846 8529 309 0 0 0
81045629340 3628 750 3 51 33 868 70934 0 13184 5248 2944 1013 9169 594 0 0 0
4 637616900 5868 397 16 54 87 85 78090 0 13184 4992 1664 601 3998 334 0 0 0
6 431626244 7160 597 136 35 138 37 75381 0 13824 7424 384 638 1209 371 0 0 0
12 529626244 7788 321 23 26 160 10 59704 0 16000 7552 0 668 429 324 0 0 0
6 623609280 8072 565 32 41 124 278 41032 0 14592 6272 384 759 3293 494 0 0 0
systat fails with
The alternate system clock has died!
Reverting to ``pigs'' display.
when I try to get vmstat display.
I noticed the following messages earlier in messages, but I don't know
whether these are the reason for the failure.
Dec 18 12:03:55 katiska /kernel: sd7(ncr1:3:0): MEDIUM ERROR info:d0de6 asc:11,0 Unrecovered read error field replaceable unit: d0 sks:80,29
Dec 18 12:03:55 katiska /kernel: , retries:4
Dec 18 12:03:58 katiska /kernel: sd7(ncr1:3:0): MEDIUM ERROR info:d0de6 asc:11,0 Unrecovered read error field replaceable unit: d0 sks:80,29
Dec 18 12:03:58 katiska /kernel: , retries:3
Dec 18 12:04:00 katiska /kernel: sd7(ncr1:3:0): MEDIUM ERROR info:d0de6 asc:11,0 Unrecovered read error field replaceable unit: d0 sks:80,29
Dec 18 12:04:00 katiska /kernel: , retries:2
Dec 18 12:04:02 katiska /kernel: sd7(ncr1:3:0): MEDIUM ERROR info:d0de6 asc:11,0 Unrecovered read error field replaceable unit: d0 sks:80,29
Dec 18 12:04:02 katiska /kernel: , retries:1
Dec 18 12:04:05 katiska /kernel: sd7(ncr1:3:0): MEDIUM ERROR info:d0de6 asc:11,0 Unrecovered read error field replaceable unit: d0 sks:80,29
Dec 18 12:04:05 katiska /kernel: , FAILURE
Dec 18 12:04:07 katiska /kernel: sd7(ncr1:3:0): VOLUME OVERFLOW ILI (length mismatch): -555827027 csi:de,c0,ad,de asc:de,c0 Vendor Specific ASC field replaceable unit: ad sks:de,3
Dec 18 12:04:07 katiska /kernel: , retries:4
Dec 18 12:04:09 katiska /kernel: sd7(ncr1:3:0): VOLUME OVERFLOW ILI (length mismatch): -555827027 csi:de,c0,ad,de asc:de,c0 Vendor Specific ASC field replaceable unit: ad sks:de,3
Dec 18 12:04:09 katiska /kernel: , retries:3
Dec 18 12:04:11 katiska /kernel: sd7(ncr1:3:0): VOLUME OVERFLOW ILI (length mismatch): -555827027 csi:de,c0,ad,de asc:de,c0 Vendor Specific ASC field replaceable unit: ad sks:de,3
Dec 18 12:04:12 katiska /kernel: , retries:2
Dec 18 12:04:14 katiska /kernel: sd7(ncr1:3:0): VOLUME OVERFLOW ILI (length mismatch): -555827027 csi:de,c0,ad,de asc:de,c0 Vendor Specific ASC field replaceable unit: ad sks:de,3
Dec 18 12:04:14 katiska /kernel: , retries:1
Dec 18 12:04:16 katiska /kernel: sd7(ncr1:3:0): VOLUME OVERFLOW ILI (length mismatch): -555827027 csi:de,c0,ad,de asc:de,c0 Vendor Specific ASC field replaceable unit: ad sks:de,3
Dec 18 12:04:16 katiska /kernel: , FAILURE
The disk in question does not seem to do anything odd, it works.
>How-To-Repeat:
>Fix:
>Audit-Trail:
>Unformatted:
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