Messages in this thread | | | From | Jason Lunz <> | Subject | Re: Strange write starvation on 2.6.17 (and other) kernels | Date | Tue, 15 Aug 2006 18:40:41 +0000 (UTC) |
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szymans@agh.edu.pl said: > I've encountered a strange problem - if an application is sequentially > writing a large file on a busy machine, a single write() of 64KB may > take even 30 seconds. But if I do fsync() after each write() the maximum
If the sleeps are that long, and reproducible, then maybe you can find the offending wait by using sysrq-t while the writer is blocked.
Jason
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