Date: Wed, 10 Dec 1997 16:07:08 +0100 From: Guenther Fischer <guenther.fischer@hrz.tu-chemnitz.de> To: aic7xxx@FreeBSD.ORG Subject: SCSI reset ? Message-ID: <348EB01C.FAC116EE@hrz.tu-chemnitz.de>
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Hi,
I will setup a linux box for squid. Its a dual processor PPro with a
UltraWide SCSI Adapter AHA 294x and 3 9G Micropolis.
After some hours of haevy load the server hangs with SCSI-problems:
I/O error (timeout) -> SCSI reset -> ...
any ideas?
cat /proc/scsi/aic7xxx/0 |more
Adaptec AIC7xxx driver version: 4.1/3.2
Compile Options:
AIC7XXX_RESET_DELAY : 15
AIC7XXX_TAGGED_QUEUEING: Disabled
AIC7XXX_PAGE_ENABLE : Disabled
AIC7XXX_PROC_STATS : Enabled
Adapter Configuration:
SCSI Adapter: Adaptec AHA-294X Ultra SCSI host adapter
(AIC-788x chipset)
Host Bus: Wide
Base IO: 0x9000
Base IO Memory: 0xe4000000
IRQ: 11
SCBs: Used 6, HW 16, Page 16
Interrupts: 180549
Serial EEPROM: True
Extended Translation: Enabled
SCSI Bus Reset: Disabled
Ultra SCSI: Enabled
Disconnect Enable Flags: 0xffff
Statistics:
CHAN#A (TGT 0 LUN 0):
nxfers 64150 (43779 read;20371 written)
blks(512) rd=996598; blks(512) wr=217140
< 512 512-1K 1-2K 2-4K 4-8K 8-16K 16-32K 32-64K 64-128K
>128K
Reads: 1 0 27849 306 1171 3417 3270 7614
151 0
Writes: 0 0 11675 3767 1197 1318 2037 377
0 0
CHAN#A (TGT 1 LUN 0):
nxfers 59698 (42156 read;17542 written)
blks(512) rd=963130; blks(512) wr=184140
< 512 512-1K 1-2K 2-4K 4-8K 8-16K 16-32K 32-64K 64-128K
>128K
Reads: 1 0 26480 299 1163 3384 3256 7573
0 0
Writes: 0 0 10438 3461 761 848 1238 796
0 0
CHAN#A (TGT 2 LUN 0):
nxfers 61283 (44515 read;16768 written)
blks(512) rd=968804; blks(512) wr=176120
< 512 512-1K 1-2K 2-4K 4-8K 8-16K 16-32K 32-64K 64-128K
>128K
Reads: 1 0 28777 276 1225 3366 3287 7583
0 0
Writes: 0 0 9424 3365 1084 948 1572 375
0 0
cat /proc/scsi/
aic7xxx scsi
[root@vroom scsi]# cat /proc/scsi/scsi
Attached devices:
Host: scsi0 Channel: 00 Id: 00 Lun: 00
Vendor: MICROP Model: 3391WS Rev: x43h
Type: Direct-Access ANSI SCSI revision: 02
Host: scsi0 Channel: 00 Id: 01 Lun: 00
Vendor: MICROP Model: 3391WS Rev: x43h
Type: Direct-Access ANSI SCSI revision: 02
Host: scsi0 Channel: 00 Id: 02 Lun: 00
Vendor: MICROP Model: 3391WS Rev: x43h
Type: Direct-Access ANSI SCSI revision: 02
--
~Guenther Fischer
--
Name: Guenther Fischer / Institute: TU Chemnitz,
Universitaetsrechenzentrum
Phone: +49 371 531 1361 / mail: fischer@hrz.tu-chemnitz.de
URL:
http://x500.tu-chemnitz.de:8888/cn=Guenther%20Fischer,ou=Rechenzentrum
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