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Date:      Tue, 26 Aug 2003 13:46:13 -0300
From:      "Vitor de Matos Carvalho" <listas@softinfo.com.br>
To:        <FreeBSD-Stable@FreeBSD.org>
Subject:   kernel panic: vm_page_remove
Message-ID:  <01d501c36bf1$92365330$020aa8c0@acaraje>

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Hi,

I have a machine Athlon XP2000+ with 512MB DDR, and a HD SCSI to be =
serving of proxy, running only squid. It was functioning normally, when =
he gave the following message to me of error in/var/log/messages:=20
Aug 26 11:31:03 < kern.crit > bolter/kernel: panic: vm_page_remove(): =
page not found in hash=20

It OS makes use of 13% of the Swap, that has 1024MB=20

My kernel conf:

# PENEIRA FreeBSD Kernel - Based on 4.8-STABLE
# By Vitor de M. Carvalho
# - [10/08/2003] -
#

machine         i386
ident           PENEIRA
maxusers         32
cpu             I686_CPU                # aka Pentium Pro(tm)
options         COMPAT_43

options         FFS                     # Berkeley Fast Filesystem
options         FFS_ROOT                # FFS usable as root device =
[keep this!]
options         MFS                     # Memory Filesystem
options         MD_ROOT                 # MD is a potencial root device
options         KERNFS                  # Kernel filesystem
options         PROCFS                  # Process filesystem
options         VISUAL_USERCONFIG       # visual boot -c editor
options         KTRACE                  # ktrace(1) support
options         "CD9660"                # ISO 9660 Filesystem
options         "CD9660_ROOT"           # CD-ROM usable as root. =
"CD9660" req'ed
options         SYSVSHM                 # SYSV-style shared memory
options         SYSVMSG                 # SYSV-style message queues
options         SYSVSEM                 # SYSV-style semaphores
options         SCSI_DELAY=3D500          # Delay (in ms) before probing =
SCSI
options         P1003_1B                # Posix P1003_1B real-time =
extentions
options         _KPOSIX_PRIORITY_SCHEDULING
options         USER_LDT
options         UFS_DIRHASH             # Improve performance on big =
directories
options         SOFTUPDATES             # Enable FFS soft updates =
support
options         KBD_INSTALL_CDEV        # install a CDEV entry in /dev
options         UCONSOLE                # Allow users to grab the =
console
options         USERCONFIG              # boot -c editor
options         SC_DISABLE_REBOOT       # disable reboot key sequence
options         MAXDSIZ=3D"(512*1024*1024)"
options         DFLDSIZ=3D"(512*1024*1024)"
#options        MAXSSIZ=3D"(512*1024*1024)"

options         PANIC_REBOOT_WAIT_TIME=3D60

# DISKD - SQUID
# Vitor Carvalho
options         MSGMNB=3D8192
options         MSGMNI=3D40
options         MSGSEG=3D512
options         MSGSSZ=3D64
options         MSGTQL=3D2048

options         SHMSEG=3D"16"
options         SHMMNI=3D"32"
options         SHMMAX=3D"2097152"
options         SHMALL=3D4096
options         MROUTING                # Multicast routing
options         INET                    # Internet communications =
protocols
options         IPDIVERT                # divert sockets
options         IPFIREWALL              # firewall
options         IPFIREWALL_FORWARD      # enable transparent proxy =
support
options         IPFIREWALL_VERBOSE      # print information about =
dropped packets
options         IPFIREWALL_VERBOSE_LIMIT=3D350    #limit verbosity
options         IPFIREWALL_DEFAULT_TO_ACCEPT
options         IPFILTER                # ipfilter support
options         IPFILTER_LOG            # ipfilter logging
options         TCPDEBUG
options         IPSTEALTH               # support for stealth forwarding
options         ICMP_BANDLIM
options         TCP_DROP_SYNFIN         #drop TCP packets with SYN+FIN
options         DUMMYNET
options         BRIDGE
options         HZ=3D1000
# By Vitor Carvalho
options         NSFBUFS=3D8704
options         NBUF=3D16384
options         NMBCLUSTERS=3D8192
options         NMBUFS=3D32768

device          pci
device          isa

device          fdc0    at isa? port IO_FD1 irq 6 drq 2
device          fd0     at fdc0 drive 0

device          apm0    at nexus? flags 0x20 # Advanced Power Management

device          sio0    at isa? port IO_COM1 flags 0x10 irq 4
device          sio1    at isa? port IO_COM2 irq 3

# SCSI devices and options
device          scbus           # SCSI bus (required)
device          ahc             # AHA2940 and onboard AIC7xxx devices
device          da              # Direct Access (disks)
options         AHC_ALLOW_MEMIO
device          atkbdc0 at isa? port IO_KBD
device          atkbd0  at atkbdc? irq 1
device          vga0    at isa?
pseudo-device   splash
device          sc0     at isa?
device          npx0    at nexus? port IO_NPX irq 13
device          miibus
device          rl              # RealTek 8129/8139

pseudo-device   loop            # Network loopback
pseudo-device   ether           # Ethernet support
pseudo-device   tun             # Packet tunnel.
pseudo-device   pty             # Pseudo-ttys (telnet etc)
pseudo-device   gzip            # Exec gzipped a.out's
pseudo-device   md              # Memory "disks"

pseudo-device   bpf             # Berkeley packet filter


 Regards,

---------------------------------------------------
Vitor de Matos Carvalho - #5602098
Softinfo Network Administrator
Salvador - Bahia - Brazil
FreeBSD: The silent Workhorse



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