Re: [PATCH] sched: don't output cpu sched info by default

From: Afzal Mohammed
Date: Mon Apr 25 2016 - 06:50:07 EST


Hi,

On Mon, Apr 25, 2016 at 01:04:41PM +0800, Zhang Long wrote:

> Android userspace debug prcoess might dump system info by sysrq.
> One info is of cpu sched. Usually, one thread has one line dump.
> Such log is huge sometimes and such dumping spends lots of time
> and make the system worse. Sometimes, watchdog resets the system
> in the end.
>
> The patch fixes it by dumping cpu sched info only when
> sched_debug_enabled is true.

Doesn't "sched: don't dump sched debug info in SysRq-W" currently in
tip/sched/core help ?,

http://lkml.kernel.org/r/1459777322-30902-1-git-send-email-rabin.vincent@xxxxxxxx

Regards
afzal