Re: Current 7 U320 transfer rate only 3.300 MB/s

From: Matthew Jacob <lydianconcepts_at_gmail.com>
Date: Thu, 1 Jun 2006 12:56:12 -0700
It's being worked on.

On 5/31/06, Dan Nelson <dnelson_at_allantgroup.com> wrote:
> In the last episode (May 30), Rod Person said:
> > I have and LSI u320 SCSI controller on a TYAN Thunder K8WE board with
> > and nvidia4 chipset. My boot message displays the following
> >
> > da0 at mpt0 bus 0 target 0 lun 0
> > da0 <FUJITSU MAP3735NP 5605> FIXED Direct Access SCSI-3 device
> > da0 3.300MB/s tranfers, Tagged Queueing Enabled
> >
> > Why is my transfer rate so low? Anyone have an idea how I can correct
> > this?
>
> That may just be a display bug.  Does "diskinfo -t da0" report
> reasonable speeds?  If not, check your bios to see if you are forcing a
> slow speed, or try running "camcontrol negotiate da0 -R 160" to force
> 320MB speeds (160 Mhz * 16 bit bus = 320MB).
>
> --
>        Dan Nelson
>        dnelson_at_allantgroup.com
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Received on Thu Jun 01 2006 - 17:56:13 UTC

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