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SubjectRe: Lots of con-current I/O = resets SATA link? (2.6.25.10)


On Sat, 5 Jul 2008, Robert Hancock wrote:

> Justin Piszcz wrote:
>>> Can you post your dmesg from bootup with the controller/drive detection?
>
> So you've got 6 drives in the machine. Intel chipsets normally seem pretty
> robust with AHCI.
>
> Are you certain that your machine has enough power to run all those drives
> properly? We've seen in a number of cases that power fluctuations or noise
> can cause these kinds of errors.

I have a 650watt PSU (nice antec one) and the power draw of the box is
~148watts w/ veliciraptors, ~250 when fully load all 4 cores + all 12
disks writing. I have turned off the irqbalance daemon and I am going to
see if the problem re-occurs.

Justin.


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