| To: | Emmanuel Florac <eflorac@xxxxxxxxxxxxxx> |
|---|---|
| Subject: | Re: Performance problems with millions of inodes |
| From: | Christoph Litauer <litauer@xxxxxxxxxxxxxx> |
| Date: | Thu, 26 Jun 2008 13:29:42 +0200 |
| Cc: | xfs@xxxxxxxxxxx |
| In-reply-to: | <20080625180222.12885793@xxxxxxxxxxxxxxxxxxxx> |
| References: | <4862598B.80905@xxxxxxxxxxxxxx> <48625A46.1060206@xxxxxxxxxxxxxx> <20080625180222.12885793@xxxxxxxxxxxxxxxxxxxx> |
| Sender: | xfs-bounce@xxxxxxxxxxx |
| User-agent: | Thunderbird 2.0.0.14 (Macintosh/20080421) |
Emmanuel Florac schrieb: Le Wed, 25 Jun 2008 16:46:30 +0200 Christoph Litauer <litauer@xxxxxxxxxxxxxx> écrivait:Maybe the 143 million inodes cause this effect? Any idea how toavoid it?Maybe you should try to add a "nobarrier" option at mount on the slowest machine. Barriers can slow down operation tremendously... Thanks for this hint. nobarrier improved file creation performance significantly (about 50 times). -- Regards Christoph ________________________________________________________________________ Christoph Litauer litauer@xxxxxxxxxxxxxx Uni Koblenz, Computing Center, http://www.uni-koblenz.de/~litauer Postfach 201602, 56016 Koblenz Fon: +49 261 287-1311, Fax: -100 1311 PGP-Fingerprint: F39C E314 2650 650D 8092 9514 3A56 FBD8 79E3 27B2 |
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