Re: High latencies writing to a memory mapped file

Emmanuel Florac
2010-07-27T10:44:52Z

Le Tue, 27 Jul 2010 11:24:52 +0200
Matthias Schniedermeyer <ms@citd.de> écrivait:

> In case anybody has an idea what i could do to identify and/or
> isolate the root-cause, i'm open for suggestions.
>

I'd thought that the io scheduler is the culprit. I've generally found
that the default CFQ scheduler (default) is terrible for file servers.

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