Re: sched_yield() makes OpenLDAP slow

Bernardo Innocenti <[email protected]> writes:

It's really more a feature than a bug that it breaks so easily
because they should be really using futexes instead, which
have much better behaviour than any sched_yield ever could
(they will directly wake up another process waiting for the
lock and avoid the thundering herd for contended locks) 

-Andi
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to [email protected]
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

---

• Follow-Ups:
  • Re: sched_yield() makes OpenLDAP slow
    • From: Bernardo Innocenti <[email protected]>

• Prev by Date: Re: sched_yield() makes OpenLDAP slow
• Next by Date: Re: [PATCH] i386 !NUMA node_to_cpumask broken in early boot
• Previous by thread: Re: sched_yield() makes OpenLDAP slow
• Next by thread: Re: sched_yield() makes OpenLDAP slow
• Index(es):
  • Date
  • Thread

[Index of Archives]     [Kernel Newbies]     [Netfilter]     [Bugtraq]     [Photo]     [Gimp]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Video 4 Linux]     [Linux for the blind]