From: Balbir Singh <balbir@linux.vnet.ibm.com>
To: Paul Menage <menage@google.com>
Cc: vatsa@linux.vnet.ibm.com,
Andrew Morton <akpm@linux-foundation.org>,
dhaval@linux.vnet.ibm.com, containers@lists.linux-foundation.org,
linux-kernel@vger.kernel.org, skumar@linux.vnet.ibm.com,
torvalds@linux-foundation.org, mingo@elte.hu
Subject: Re: [PATCH] sched: cpu accounting controller (V2)
Date: Sat, 01 Dec 2007 15:21:09 +0530 [thread overview]
Message-ID: <47512E8D.6090805@linux.vnet.ibm.com> (raw)
In-Reply-To: <6599ad830711302348n49900ca8jfa66fa71fde76a67@mail.gmail.com>
Paul Menage wrote:
> Hi Vatsa,
>
> Thanks, this looks pretty good.
>
> On Nov 30, 2007 4:42 AM, Srivatsa Vaddagiri <vatsa@linux.vnet.ibm.com> wrote:
>> - Removed load average information. I felt it needs more thought (esp
>> to deal with SMP and virtualized platforms) and can be added for
>> 2.6.25 after more discussions.
>
> The "load" value was never a load average, it was just a count of the
> % cpu time used in the previous fixed window of time, updated at the
> end of each window.
>
> Maybe we can instead do something based tracking the length of the run
> queue for the cgroup?
>
> Paul
Length of the runqueue gives no idea of the weight of the tasks on the
runqueue. I still prefer to have a top'ish view of the load on the
system. The load average can be extracted using container group statistics.
--
Warm Regards,
Balbir Singh
Linux Technology Center
IBM, ISTL
next prev parent reply other threads:[~2007-12-01 9:51 UTC|newest]
Thread overview: 52+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-11-13 5:25 Revert for cgroups CPU accounting subsystem patch Paul Menage
2007-11-13 6:00 ` Srivatsa Vaddagiri
2007-11-13 6:05 ` Paul Menage
[not found] ` <6599ad830711122205g88aae4fua8dd76cf6e8ab84d-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2007-11-13 7:00 ` Balbir Singh
2007-11-13 7:48 ` Srivatsa Vaddagiri
2007-11-13 7:00 ` Balbir Singh
[not found] ` <47394B84.8030008-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>
2007-11-13 7:10 ` Paul Menage
2007-11-13 7:10 ` Paul Menage
[not found] ` <6599ad830711122310nf7530cfs5ef1fea061b1252c-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2007-11-13 7:29 ` Balbir Singh
2007-11-13 7:29 ` Balbir Singh
2007-11-13 7:34 ` Paul Menage
[not found] ` <47395277.1060006-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>
2007-11-13 7:34 ` Paul Menage
2007-11-13 7:59 ` Srivatsa Vaddagiri
2007-11-13 7:59 ` Srivatsa Vaddagiri
2007-11-13 7:59 ` Paul Menage
[not found] ` <20071113075946.GA14731-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>
2007-11-13 7:59 ` Paul Menage
2007-11-13 7:48 ` Srivatsa Vaddagiri
[not found] ` <20071113074805.GA13499-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>
2007-11-13 7:57 ` Paul Menage
2007-11-13 7:57 ` Paul Menage
[not found] ` <6599ad830711122357i60482475o10c0e0935a9e00c0-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2007-11-29 19:17 ` [PATCH] sched: cpu accounting controller Srivatsa Vaddagiri
2007-11-29 19:17 ` Srivatsa Vaddagiri
2007-11-29 19:20 ` Ingo Molnar
[not found] ` <20071129192058.GC5238-X9Un+BFzKDI@public.gmane.org>
2007-11-29 19:39 ` Srivatsa Vaddagiri
2007-11-29 19:39 ` Srivatsa Vaddagiri
[not found] ` <20071129191737.GH5681-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>
2007-11-29 19:20 ` Ingo Molnar
2007-11-29 19:30 ` Andrew Morton
2007-11-29 19:30 ` Andrew Morton
[not found] ` <20071129113035.bbdf35db.akpm-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org>
2007-11-29 20:18 ` Srivatsa Vaddagiri
2007-11-29 20:18 ` Srivatsa Vaddagiri
2007-11-30 12:42 ` [PATCH] sched: cpu accounting controller (V2) Srivatsa Vaddagiri
[not found] ` <20071130124225.GM5681-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>
2007-11-30 12:35 ` Ingo Molnar
2007-11-30 12:45 ` Balbir Singh
2007-12-01 7:48 ` Paul Menage
2007-11-30 12:35 ` Ingo Molnar
[not found] ` <20071130123513.GA16690-X9Un+BFzKDI@public.gmane.org>
2007-11-30 13:09 ` Srivatsa Vaddagiri
2007-11-30 13:09 ` Srivatsa Vaddagiri
2007-11-30 13:34 ` Ingo Molnar
[not found] ` <20071130130903.GA30772-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>
2007-11-30 13:34 ` Ingo Molnar
2007-11-30 12:45 ` Balbir Singh
[not found] ` <475005F7.7080702-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>
2007-11-30 13:53 ` Ingo Molnar
2007-11-30 13:53 ` Ingo Molnar
[not found] ` <20071130135331.GA7145-X9Un+BFzKDI@public.gmane.org>
2007-11-30 14:00 ` Balbir Singh
2007-11-30 14:00 ` Balbir Singh
2007-11-30 18:45 ` Balbir Singh
[not found] ` <47505A53.8080906-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>
2007-11-30 19:46 ` Ingo Molnar
2007-11-30 19:46 ` Ingo Molnar
2007-12-01 7:48 ` Paul Menage
2007-12-01 9:51 ` Balbir Singh [this message]
[not found] ` <6599ad830711302348n49900ca8jfa66fa71fde76a67-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2007-12-01 9:51 ` Balbir Singh
[not found] ` <20071129201833.GA18023-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>
2007-11-30 12:42 ` Srivatsa Vaddagiri
[not found] ` <20071113060038.GC3359-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>
2007-11-13 6:05 ` Revert for cgroups CPU accounting subsystem patch Paul Menage
[not found] ` <6599ad830711122125u576e85a6w428466a0ab46dbc6-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2007-11-13 6:00 ` Srivatsa Vaddagiri
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