Re: rhashtable: hang while running tests on boot

From: Thomas Graf
Date: Sat Oct 11 2014 - 18:26:19 EST


On 10/11/14 at 12:09pm, Sasha Levin wrote:
> On 10/11/2014 11:50 AM, Paul E. McKenney wrote:
> >>> > > I am guessing that this happens only when running the resizable hashtable
> >>> > > tests -- if that guess is incorrect, please let me know.
> >> >
> >> > I've seen it a few times only with rhashtable related traces, if that ever
> >> > changes I'll update - but for now I think it's safe to assume it's rhashtable
> >> > specific.
> > Ah, so this is intermittent. Joy.
>
> Yup, I'm seeing it in about 10% of boot attempts.

Have you ever seen any traces outside of the test_rht code? I'm
trying to figure out whether it's a bug in the test code or in the
hash table itself.
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