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Re: 4k sector drives

To: xfs@xxxxxxxxxxx
Subject: Re: 4k sector drives
From: Khelben Blackstaff <eye.of.the.8eholder@xxxxxxxxx>
Date: Fri, 23 Jul 2010 18:02:11 +0300
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> What MAY hurt, also for large writes, are the meta-data operations while 
> writing the file. (e.g. the file-size changes, journaling ...)

> But i haven't tested that and can't say for sure how much that hurts.

It hurts a lot. On my 1TB EARS when i was benchmarking unaligned
partitions, untarring a linux kernel for example took ages. (tar output
finished quickly but then you had to wait a long time till the shell
prompt returns)

With aligned partition, performance is normal.

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