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SubjectRe: pthread_mutex_unlock (was Re: sched_yield() makes OpenLDAP slow)
linux-os (Dick Johnson) wrote:
>
> To fix the current problem, you can substitute usleep(0); It will
> give the CPU to somebody if it's computable, then give it back to
> you. It seems to work in every case that sched_yield() has
> mucked up (perhaps 20 to 30 here).
>

That sounds like a terrible hack.

What cases has sched_yield mucked up for you, and why do you
think the problem is sched_yield mucking up? Can you solve it
using mutexes?

Thanks,
Nick

--
SUSE Labs, Novell Inc.
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