Re: [tip:sched/core] sched: Ensure that a child can't gain time over it's parent after fork()

Ingo Molnar
2009-09-08T11:49:43Z

* tip-bot for Mike Galbraith <efault@gmx.de> wrote:

> Commit-ID: b5d9d734a53e0204aab0089079cbde2a1285a38f
> Gitweb: http://git.kernel.org/tip/b5d9d734a53e0204aab0089079cbde2a1285a38f
> Author: Mike Galbraith <efault@gmx.de>
> AuthorDate: Tue, 8 Sep 2009 11:12:28 +0200
> Committer: Ingo Molnar <mingo@elte.hu>
> CommitDate: Tue, 8 Sep 2009 13:15:34 +0200
>
> sched: Ensure that a child can't gain time over it's parent after fork()

> This improves latencies of make -j<n> kernel build workloads.
>
> Reported-by: Jens Axboe <jens.axboe@oracle.com>

Jens, mind trying this patch (or latest tip:master) with your make
-j4 workload, does it improve in any way?

Ingo