under what conditions should I see multiple concurrent threads with BIND 9.3.2b2
Mark Andrews
Mark_Andrews at isc.org
Wed Nov 23 03:17:04 UTC 2005
> I'm resurrecting my old netperf3 "DNS_RR" test in the new netperf4 harness
> (http://www.netperf.org/svn/netperf4/trunk/) and have been building 9.3.2b2 o
> n
> SLES9 SP2 IA64 on an 8 CPU system, using --enable-threads. However, I don't
> seem to see named consuming more than one CPU's worth of CPU.
>
> I've done a configure --enable-threads
>
> I've set debugging high and saw messages about using 8 threads in named.run.
>
> I've used ldd to see that the pthread library is linked-in.
>
> I've had requests come-in on more than one IP address.
>
> still, never more than 99.9% CPU util for named per top. I've scanned the FA
> Q
> file in the distro without success and am wondering which FM I've missed that
>
> will hit me over the head with a clue bat (preferably Nerf :)
>
> sincerely,
>
> rick jones
I suspect there is a OS/platform specific issue here. This
is the sort of behaviour you get with user level threads.
Mark
--
Mark Andrews, ISC
1 Seymour St., Dundas Valley, NSW 2117, Australia
PHONE: +61 2 9871 4742 INTERNET: Mark_Andrews at isc.org
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