Re: Specifying Ultra-SCSI? Re: RAM SIZE large than 64MB
Christopher Barry wrote:
>> In /etc/lilo.conf,
>> ...
>> # Linux - 2.0.33
>> image=/boot/vmlinuz-2.0.33
>> label=linux2033
>> append="mem=96m aic7xxx=ultra"
>>
>
>Which specific Adaptec chipset are you using? The 7880? I have a 2940UW PCI
>card and I
I have the same card.
>never bothered to enter any settings related to it in lilo.conf because duri
>ng bootup
>I get messages about it being set to 20MHz in Wide 16-bit mode, so I'm getti
>ng UW mode
>automatically. Does that setting make the SCSI part of the bootup faster? Th
>e SCSI
>part is the only part of my bootup that isn't lightening fast right now. I'v
>e thought
>of playing with the kernel compile option to lower the wait count from 5 sec
>onds, but
>thought maybe that's not such a hot idea.
I don't know enough about the SCSI drivers to comment on this.
This is what I get in /proc/scsi/aic7xxx/0; do you think I can do better?:
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: 0xec00
Base IO Memory: 0xffafb000
IRQ: 10
SCBs: Used 4, HW 16, Page 16
Interrupts: 81391
Serial EEPROM: True
Extended Translation: Enabled
SCSI Bus Reset: Enabled
Ultra SCSI: Enabled
Disconnect Enable Flags: 0xffff
Statistics:
CHAN#A (TGT 0 LUN 0):
nxfers 41388 (38837 read;2551 written)
blks(512) rd=491364; blks(512) wr=9810
< 512 512-1K 1-2K 2-4K 4-8K 8-16K 16-32K 32-64K 64-128K >128K
Reads: 1 0 29410 572 1845 2824 872 3307 6 0
Writes: 0 0 2075 203 14 259 0 0 0 0
CHAN#A (TGT 1 LUN 0):
nxfers 30 (30 read;0 written)
blks(512) rd=24; blks(512) wr=0
< 512 512-1K 1-2K 2-4K 4-8K 8-16K 16-32K 32-64K 64-128K >128K
Reads: 6 24 0 0 0 0 0 0 0 0
Writes: 0 0 0 0 0 0 0 0 0 0
CHAN#A (TGT 6 LUN 0):
nxfers 39895 (37691 read;2204 written)
blks(512) rd=641846; blks(512) wr=24234
< 512 512-1K 1-2K 2-4K 4-8K 8-16K 16-32K 32-64K 64-128K >128K
Reads: 1 0 27357 327 1217 2587 1375 4822 5 0
Writes: 0 0 1393 164 88 15 544 0 0 0
--
Oliver Elphick Oliver.Elphick@lfix.co.uk
Isle of Wight http://www.lfix.co.uk/oliver
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