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Subject: Re: [PATCH] RCU torture-testing kernel module
From: Badari Pulavarty <pbadari@gmail.com>
To: Kyle Moffett <mrmacman_g4@mac.com>
Cc: paulmck@us.ibm.com, Andrew Morton <akpm@osdl.org>,
       Ingo Oeser <ioe-lkml@rameria.de>, lkml <linux-kernel@vger.kernel.org>,
       arjan@infradead.org, pavel@ucw.cz, dipankar@in.ibm.com,
       vatsa@in.ibm.com, rusty@au1.ib.com, mingo@elte.hu,
       manfred@colorfullife.com, gregkh@kroah.com
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Date: Mon, 24 Oct 2005 11:10:58 -0700
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On Mon, 2005-10-24 at 13:59 -0400, Kyle Moffett wrote:
> On Oct 24, 2005, at 12:24:33, Badari Pulavarty wrote:
> > Paul,
> >
> > I enabled RCU_TORTURE_TEST in 2.6.14-rc5-mm1. My machine took 10+  
> > minutes to boot and let me login. RCU kthreads are hogging the  
> > CPU.  Is this expected ?
> 
> Uhh...  It's a torture test.  What exactly do _you_ expect it will  
> do?  I think the idea is to enable it as a module and load it when  
> you want to start torture testing, and unload it when done.   
> "TORTURE_TEST"s are not for production systems :-D.

I was expecting that - even if its compiled in, there would be
a way to turn on/off the tests from /proc or something :)

Thanks,
Badari

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