On Sat, 26 Dec 1998, Eyal Lebedinsky wrote:
> Good point. Here is what I get (with vmstat, MB/sec)
> 1 disk 1400
> 2 disks 2400
> 3 disks 3000
> 4 disks 3200
> then no more improvement.
> Direct-Access ANSI SCSI revision: 02
> Dec 26 17:19:35 eyal kernel: ncr53c810-1-<1,*>: FAST-5 SCSI 4.0 MB/s
> (250 ns, offset 8)
> Dec 26 17:19:35 eyal kernel: SCSI device sdc: hdwr sector= 512 bytes.
> Sectors= 408574 [199 MB] [0.2 GB]
Why are you running the SCSI bus at 4MB/s? You can use
/proc/scsi/ncr53c8xx/N, where N is the appropriate controller number to
tweak the SCSI bus speed after bootup.
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