SCB timeout and other errors + system hang with adaptec/seagate

[AT Matik]

On Monday 06 March 2006 18:58, Rob Watt wrote:
> Our machines are all dual dual-core opterons with hot-swap backplanes,
> Tyan K8SR motherboards with onboard Adaptec 7902 controllers. The drives
> are Seagate ST3146707LC U320.
>
> We have a number of these machines, and we have experienced this problem
> on almost half of them (but never on the other half - all with the same
> exact hardware). During high disk usage times they start generating scsi
> errors and card state dumps. Eventually the machine will hang (not panic,
> not reboot) and will have to be power cycled to reboot. We can't seem to
> force it to happen predictably, but with usage they will eventaully hang
> after 1 hour to 2 days.

Hi
I like to suggest you to check two points

- powersupply
- irq conflict

I had similar scsi problems and the above problems where the cause

João







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