linux-kernel - Re: [PATCH, v3 2/2] cgroups: introduce timer slack subsystem

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Message-ID: <AANLkTikvkUT8+U=bX6X2n7kMbnAt6evxTy1BqiX+TWpH@mail.gmail.com>
Date:	Thu, 3 Feb 2011 10:12:51 -0800
From:	Paul Menage <menage@...gle.com>
To:	Jacob Pan <jacob.jun.pan@...ux.intel.com>
Cc:	"Kirill A. Shutemov" <kirill@...temov.name>,
	Li Zefan <lizf@...fujitsu.com>,
	containers@...ts.linux-foundation.org,
	Arjan van de Ven <arjan@...ux.intel.com>,
	linux-kernel@...r.kernel.org, Matt Helsley <matthltc@...ibm.com>,
	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>
Subject: Re: [PATCH, v3 2/2] cgroups: introduce timer slack subsystem

On Thu, Feb 3, 2011 at 9:51 AM, Jacob Pan <jacob.jun.pan@...ux.intel.com> wrote:
>
> I think this logic defeats the purpose of having timer_slack
> subsystem in the first place. IMHO, the original intention was to have
> grouping effect of tasks in the cgroup.

You can get the semantics you want by just setting min_slack_ns = max_slack_ns.

Paul
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