Re: fsync delays for a long time.

From: Alan Cox (alan@lxorguk.ukuu.org.uk)
Date: Thu Feb 14 2002 - 16:37:34 EST


> > > This could very well be due to request allocation starvation.
> > > fsync is sleeping in __get_request_wait() while bonnie keeps
> > > on stealing all the requests.
> >
> > That may amplify it but in the 2.2 case fsync on any sensible sized file
> > is already horribly performing. It hits databases like solid quite badly
> >
> please elaborate on "sensible sized". In my case it is less then 20MB.

That ought to be ok. Andrew may well be right in that case.
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