Re: Poor desktop responsiveness with background I/O-operations

From: Mike Galbraith
Date: Mon Sep 21 2009 - 03:47:18 EST


On Mon, 2009-09-21 at 09:41 +0200, Mike Galbraith wrote:
> On Mon, 2009-09-21 at 09:33 +0200, Arjan van de Ven wrote:
> > On Mon, 21 Sep 2009 09:25:08 +0200
> > Mike Galbraith <efault@xxxxxx> wrote:
> > > I still occasionally see some largish numbers though, and suspect that
> > > depends on how much cache was evicted.
> >
> > if you run latencytop it'll at least tell you what kind of operating
> > was going on that hit the delay...
>
> One of the really bad ones for evolution is below. It was so bad that I
> had _plenty_ of time to get to a GUI free shell, and poke SysRq-W before
> killing the darn dd.

P.S. evolution is always journal journal and more journal.

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