attack upon XFS, misinformation abounds, linux-raid list

Ric Wheeler rwheeler at redhat.com
Sun Jun 9 07:13:04 CDT 2013


On 06/09/2013 06:46 AM, Stan Hoeppner wrote:
> In a recent linux-raid list thread here:
> http://marc.info/?l=linux-raid&m=137072140106867&w=2
>
> seriously flawed arguments against the reliability of XFS, and even the
> performance of XFS, are made.  The OP even quotes Dave's LCA
> presentation as a performance reason to avoid XFS.  The party really
> gets started at paragraph 7.
>
> I made a brief effort to debunk his claims and explained that he can't
> have O_PONIES, that he should use fsync or O_DIRECT, etc for data
> safety.  To non experts/advanced filesystem users, his long winded
> argument may be persuasive.  Obviously none of you experts has time to
> debunk every such post, but this one may be worth a read at least,
> especially given the weight Google gives to vger lists.

Thanks for pointing that out - I responded as well.

Funny that he decided to use ext4 after basing it on a google search for "xfs 
zero" and did not bother to the same query with "ext4 zero length files" :)

Ric



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