Re: [PATCH] sched: Fix adverse effects of NFS client on interactive response

From: Ingo Molnar
Date: Wed Dec 21 2005 - 11:11:08 EST



* Peter Williams <pwil3058@xxxxxxxxxxxxxx> wrote:

> It's not a theory. It's a result of observing a -j 16 build with the
> sources on an NFS mounted file system with top with and without the
> patches and comparing that with the same builds with the sources on a
> local file system. [...]

could you try the build with the scheduler queue from -mm, and set the
shell to SCHED_BATCH first? Do you still see interactivity problems
after that?

i'm not sure we want to override the scheduling patterns observed by the
kernel, via TASK_NONINTERACTIVE - apart of a few obvious cases.

Ingo
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