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List: hpux-admin
Subject: [HPADM] the use of msgbuf?
From: Laguere <claguere () atos-group ! com>
Date: 2000-05-30 13:01:40
[Download RAW message or body]
Hi admin,
Here i have a question :
I have a file named /var/adm/msgbuf that have SCSI messages and others.
This file apear in the man of dmesg as the memory crash file for - option
This file have always the same size : 4100
If I put it to 0 with " > msgbuf " it is regenerate with the same message.
^F0`^LM-'olt: 292663042, dev: 1f016000, io_id: 1012372
SCSI: Abort Tag -- lbolt: 292663042, dev: 1f016000, io_id: 101246b
SCSI: Abort Tag -- lbolt: 292663042, dev: 1f016000, io_id: 101246c
SCSI: First party detected bus hang -- lbolt: 292663142, bus: 1
lbp->state: 5020
lbp->offset: f8
lbp->uPhysScript: 300000
From most recent interrupt:
ISTAT: 22, SIST0: 04, SIST1: 00, DSTAT: 80, DSPS: 00000006
NCR chip register access history (most recent last): 52 accesses
3, ISTAT<-20
1, DSP<-003000f8
242, ISTAT: 22
3, SSTAT0: 04
3, DSTAT: 80
1, DSPS: 00000006
0, SCRATCH: ff00087b
1, DSP: 00300058
0, SCRATCH1<-00
0, CTEST8<-04
......
20: LCRC: 37 CTEST8: 20 ISTAT: 0a DFIFO: 00
24: DCMDDBC: 9f0b0000
28: DNAD: 00300058
2c: DSP: 00300058
30: DSPS: 00000006
34: SCRATCH: ff00087c
38: DCNTL: 01 DWT: 00 DIEN: 7f DMODE: c0
3c: ADDER: 0030005e
SCSI: Resetting SCSI -- lbolt: 292663442, bus: 1
SCSI: Reset detected -- lbolt: 292663442, bus: 1
LVM: PV 0 has been returned to vg[0].
/: file system full
/: file system full
/: file system full
/: file system full
/: file system full
....
/: file system full
/: file system full
/: file system full
0000006
NCR chip register access history (most recent last): 8 accesses
3205, ISTAT: 22
1, SSTAT0: 04
2, DSTAT: 80
1, DSPS: 00000006
0, SCRATCH: ff000871
1, DSP: 00300058
0, SCRATCH1<-00
0, CTEST8<-04
lsp: 4ec7500
bp->b_dev: 1f016000
scb->io_id: 1012462
scb->cdb: 2a 00 00 47 53 b0 00 00 10 00
lbolt_at_timeout: 292659842, lbolt_at_start: 292659842
lsp->state: 10d
lbp->owner: 4ec7500
scratch_lsp: 0
Pre-DSP script dump [4382030]:
78347100 0000000a 78350800 00000000
0e000004 003003c0 80000000 00000000
Script dump [4382050]:
9f0b0000 00000006 0a000000 003003c8
72160000 00000000 98080000 00000001
SCSI: Abort Tag -- lbolt: 292663042, dev: 1f016000, io_id: 1012462
SCSI: Abort Tag -- lbolt: 292663042, dev: 1f016000, io_id: 1012466
SCSI: Abort Tag -- lb^LM-'
My config is :
1 disk on vg00 and mirrored on the same controler (the same type) : PV1 is
c1t6d0 and PV2 is c1t5d0
R390 with 512M. Oracle is on vg01
and sysdef guives me :
NAME VALUE BOOT MIN-MAX UNITS
FLAGS
acctresume 4 - -100-100 -
acctsuspend 2 - -100-100 -
allocate_fs_swapmap 0 - - -
bufpages 26214 - 0- Pages -
create_fastlinks 0 - - -
dbc_max_pct 20 - - -
dbc_min_pct 5 - - -
default_disk_ir 0 - - -
dskless_node 0 - 0-1 -
eisa_io_estimate 768 - - -
eqmemsize 17 - - -
file_pad 10 - 0- -
fs_async 0 - 0-1 -
hpux_aes_override 0 - - -
maxdsiz 16384 - 256-655360 Pages -
maxfiles 2048 - 30-2048 -
maxfiles_lim 2048 - 30-2048 -
maxssiz 2048 - 256-655360 Pages -
maxswapchunks 4096 - 1-16384 -
maxtsiz 16384 - 256-655360 Pages -
maxuprc 1168 - 3- -
maxvgs 80 - - -
msgmap 95682560 - 3- -
nbuf 16716 - 0- -
ncallout 1477 - 6- -
ncdnode 150 - - -
ndilbuffers 30 - 1- -
netisr_priority -1 - -1-127 -
netmemmax 45936640 - - -
nfile 23973 - 14- -
nflocks 1461 - 2- -
ninode 13736 - 14- -
no_lvm_disks 0 - - -
nproc 1461 - 10- -
npty 400 - 1- -
nstrpty 60 - - -
nswapdev 25 - 1-25 -
nswapfs 10 - 1-25 -
public_shlibs 1 - - -
remote_nfs_swap 0 - - -
rtsched_numpri 32 - - -
sema 0 - 0-1 -
semmap 191430656 - 4- -
shmem 0 - 0-1 -
shmmni 512 - 3-1024 -
streampipes 0 - 0- -
swapmem_on 0 - - -
swchunk 2048 - 2048-16384 kBytes -
timeslice 1 - -1-2147483648 Ticks -
unlockable_mem 6702 - 0- Pages -
I notice that i have sometime a WIO very high (when i make a fbackup for
exemple) and my disk c1t6d0 ,who seems to provoque the scsi message, is 50%
busy (sar -d)
I wan't to know if someone have already met this problem or can give me some
advices ?
Thanks a lot,
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