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Date: Mon, 04 Aug 2014 17:37:44 -0400
From: Sasha Levin <sasha.levin@oracle.com>
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To: Christoph Lameter <cl@gentwo.org>, akpm@linux-foundation.org
CC: Gilad Ben-Yossef <gilad@benyossef.com>,
        Thomas Gleixner <tglx@linutronix.de>, Tejun Heo <tj@kernel.org>,
        John Stultz <johnstul@us.ibm.com>, Mike Frysinger <vapier@gentoo.org>,
        Minchan Kim <minchan.kim@gmail.com>,
        Hakan Akkan <hakanakkan@gmail.com>,
        Max Krasnyansky <maxk@qualcomm.com>,
        Frederic Weisbecker <fweisbec@gmail.com>,
        "Paul E. McKenney" <paulmck@linux.vnet.ibm.com>,
        linux-kernel@vger.kernel.org, linux-mm@kvack.org, hughd@google.com,
        viresh.kumar@linaro.org, hpa@zytor.com, mingo@kernel.org,
        peterz@infradead.org
Subject: Re: vmstat: On demand vmstat workers V8
References: <alpine.DEB.2.11.1407100903130.12483@gentwo.org> <53D31101.8000107@oracle.com>
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On 07/25/2014 10:22 PM, Sasha Levin wrote:
> On 07/10/2014 10:04 AM, Christoph Lameter wrote:
>> > This patch creates a vmstat shepherd worker that monitors the
>> > per cpu differentials on all processors. If there are differentials
>> > on a processor then a vmstat worker local to the processors
>> > with the differentials is created. That worker will then start
>> > folding the diffs in regular intervals. Should the worker
>> > find that there is no work to be done then it will make the shepherd
>> > worker monitor the differentials again.
> Hi Christoph, all,
> 
> This patch doesn't interact well with my fuzzing setup. I'm seeing
> the following:

I think we got sidetracked here a bit, I've noticed that this issue
is still happening in -next and discussions here died out.


Thanks,
Sasha