[LTP] [PATCH v2] [RFC] pselect01: Tune thresholds

Cyril Hrubis chrubis@suse.cz
Mon May 15 15:23:04 CEST 2017


Hi!
> > It seems that pselect woke up early on RHEL5.11GA.
> 
> Yes, I see that too. It fails pretty often, even on KVM guest.
> 
> pselect6(0, [], NULL, NULL, {0, 2000000}, {NULL, 8}) = 0 (Timeout) <0.001822>
> pselect6(0, [], NULL, NULL, {0, 10000000}, {NULL, 8}) = 0 (Timeout) <0.009775>
> pselect6(0, [], NULL, NULL, {0, 100000000}, {NULL, 8}) = 0 (Timeout) <0.099808>

Looks like a bug to me, the timers are not allowed to wake up sooner.

-- 
Cyril Hrubis
chrubis@suse.cz


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