| To: | Dave Chinner <david@xxxxxxxxxxxxx> |
|---|---|
| Subject: | Re: Premature "No Space left on device" on XFS |
| From: | Christoph Hellwig <hch@xxxxxxxxxxxxx> |
| Date: | Sun, 9 Oct 2011 10:46:17 -0400 |
| Cc: | Bernhard Schmidt <berni@xxxxxxxxxxxxx>, xfs@xxxxxxxxxxx |
| In-reply-to: | <20111008223404.GM3159@dastard> |
| References: | <4E8E079B.4040103@xxxxxxxxxxxxx> <20111007013711.GW3159@dastard> <4E8F0385.7060906@xxxxxxxxxxxxx> <20111007231410.GG3159@dastard> <4E90422E.3060805@xxxxxxxxxxxxx> <20111008131809.GB25855@xxxxxxxxxxxxx> <20111008223404.GM3159@dastard> |
| User-agent: | Mutt/1.5.21 (2010-09-15) |
On Sun, Oct 09, 2011 at 09:34:04AM +1100, Dave Chinner wrote: > Just bear in mind that this can result in all inodes being allocated > in the same AG, thereby serialising all future file creation and > deletion in the filesystem. If you take this route, using a directory > hashing scheme is, IMO, absolutely necessary. Only if you preallocate all inodes in the same directory, else you get them spread around. But either way the hashing scheme probably is the much better idea. |
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