Re: 4.2-rc5 rcu stalls.

From: Dave Jones
Date: Wed Aug 05 2015 - 10:47:14 EST


On Wed, Aug 05, 2015 at 04:38:14PM +0200, Frederic Weisbecker wrote:

> > > Also did you just launch trinity? no specific options?
> >
> > basically
> >
> > while [ 1 ];
> > do
> > trinity -N 1000000 -q -l off -C256 -a64 -x fsync -x fdatasync -x syncfs -x sync -P INET --enable-fds=sockets
> > sudo ipcrm -a
> > done
> >
> > (The ipcrm thing is needed for long runs or eventually you oom, because trinity lacks the cleanup smarts)
>
> Ok, can I run that safely on my testbox without it eating some of my files or should
> I use some special purposed guest?

I wouldn't run it on anything with data I cared about (even nfs mounts)
While there are some safeguards, there might be some cases I've not thought about.

Dave


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