Re: Software RAID checksum performance on 24 disks not even close to kernel reported

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On 6 June 2012 22:11, Ole Tange <ole@xxxxxxxx> wrote:
> On Tue, Jun 5, 2012 at 1:14 AM, Ole Tange <ole@xxxxxxxx> wrote:
[…]
> If the bottleneck is md0_raid6, choose a chunk size that gives
> reasonable performance on your CPU (which in your case seem to be
> 32-64 KB).

   Which you're to never-ever do, since it's simply stupid to involve
bunch of disks into so brief I/O ops.

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