linux-kernel - Re: PROBLEM: tickless scheduling

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Date:	Mon, 10 May 2010 20:59:54 -0400
From:	Donald Allen <donaldcallen@...il.com>
To:	john stultz <johnstul@...ibm.com>
Cc:	linux-kernel@...r.kernel.org, Thomas Gleixner <tglx@...utronix.de>
Subject: Re: PROBLEM: tickless scheduling

On Mon, May 10, 2010 at 8:54 PM, john stultz <johnstul@...ibm.com> wrote:
> On Mon, May 10, 2010 at 5:18 PM, Donald Allen <donaldcallen@...il.com> wrote:
>> 1. Network file transfers and fscks stop on Toshiba netbook unless
>> system receives external events
>
> Can you provide /proc/timer_list output?

Attached, but again, this is from the system running with tickless disabled.

>
> I assume booting with nohz=off from grub resolves the issue?

Didn't know about the boot-time option (thanks for pointing it out),
but I wanted to build a custom kernel anyway, so i did so and disabled
tickless.

>
> Sounds similar to https://bugzilla.kernel.org/show_bug.cgi?id=12118

Sure does.

/Don
>
> thanks
> -john
>

Download attachment "timer_list" of type "application/octet-stream" (5516 bytes)