On Mon, 2017-12-18 at 20:01 +0100, Tobias Klausmann wrote:
> On 12/18/17 7:06 PM, Mike Galbraith wrote:
> > Greetings,
> >
> > Kernel bound workloads seem to trigger the below for whatever reason.
> > I only see this when beating up NFS. There was a kworker wakeup
> > latency issue, but with a bandaid applied to fix that up, I can still
> > trigger this.
>
>
> Hi,
>
> i have seen this one as well with my system, but i could not find an
> easy way to trigger it for bisecting purpose. If you can trigger it
> conveniently, a bisect would be nice!
Workload permitting. To reproduce, mount your box NFS, cd to somewhere
the NFS mount, and just do bonnie -s <memory size>. There, maybe
you'll beat me to it. I hope so, I have multiple kernels doing the
annoying "baby birds in a nest" thing at me literally endlessly :)
-Mike
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