mark delfman wrote:
Hi... in recent tests we are seeing a 50% drop in performance from
XFS>MD on a 2.6.30 kernel (compared to a 2.6.28 kernel)
Richard Scobie wrote:
> Started testing a similar machine yesterday - 12GB RAM LSI SAS
> controller and 16 x WD RE3 1TB SATA md RAID6.
>
> With stripe cache set to 16384, I see dd writes of around 290MB/s and
> when bumped up to 32768 (the maximum), it increases to 407MB.
An omission to the above - the machine is running
kernel-2.6.30.8-64.fc11.x86_64.
Regards,
Richard
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