Re: 40TB File System Recommendations

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On Wednesday, April 13, 2011 09:29:29 AM Matthew Feinberg wrote:
> Thank you everyone for the advice and great information. From what I am
> gathering XFS is the way to go.
> 
> A couple more questions.
> What partitioning utility is suggested? parted and fdisk do not seem to
> be doing the job.

My suggestion is don't partition at all, use LVM.

> Raid Level. I am considering moving away from the raid6 due to possible
> write performance issues. The array is 22 disks. I am not opposed to
> going with raid10 but I am looking for a good balance of
> performance/capacity.

Then try both for your use case and your hardware. We have wide raid6 setups 
that does well over 500 MB/s write (that is: not all raid6 writes suck...).

/Peter
 
> Hardware or software raid. Is there an advantage either way on such a
> large array?

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