Re: trinity finds ftrace/perf bug. Film at 11.

From: Dave Jones
Date: Mon Sep 16 2013 - 12:46:03 EST


On Mon, Sep 16, 2013 at 12:43:49PM +0200, Peter Zijlstra wrote:
> On Mon, Sep 16, 2013 at 12:25:35PM +0200, Ingo Molnar wrote:
> > Also, Dave, do you run a single copy of Trinity, or multiple ones? Any
> > special options for Peter to reproduce your crashes?
>
> Trinity seems to spawn a process for each cpu available. So I get to run
> 24 copies -- I presume they're all seeded differently.

They are. And I can trip up that bug with just a single instance of trinity.
(I was running more processes than cpu count though, with -C32)

Dave

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