Re: XFS unlink still slow on 3.1.9 kernel ?

Richard Ems
2012-02-13T18:18:52Z

On 02/13/2012 07:10 PM, Christoph Hellwig wrote:
> On Mon, Feb 13, 2012 at 07:06:44PM +0100, Richard Ems wrote:
>> So
>>
>> 1. use kernels > 3.2, if XFS partition was not created using "-i size=1024"
>
> Yes.
>
>> 2. if XFS partition was created using "-i size=1024", kernels < 3.2 will
>> also be fast while unlinking files with out of line attributes
>
> Exactly.
>
> For workloads like yours creating the large inodes (probably only with
> 512 byte inodes, though) will be preferably if you have a choice, as it
> should be even faster.

Ok, I see. I will do it on all new XFS partitions, since we heavily use
ACLs.

Many thanks,
Richard