pthreads and nagios issue

[Brian McCann]

On 5/6/05, Christophe Yayon <lists at nbux.com> wrote:
>  Hi all,
> 
> i am upgrading our nagios 1.2 (on freebsd 5.3-release) to nagios 2.0
> (currently last cvs after 2.0b3) on Freebsd-5.4RC3 and i saw a very
> strange thing.
> 
> After few hours, nagios main process (nagios -d ...) use lot of cpu time
> and when i do a truss on the pid, i have a "kse_release" loop message.
> 
> # top
> last pid: 75729;  load averages:  1.81,  2.08,  2.03
> 63 processes:  2 running, 61 sleeping
> CPU states: 12.5% user,  0.0% nice, 16.0% system,  0.0% interrupt, 71.5% idle
> Mem: 36M Active, 1639M Inact, 219M Wired, 68M Cache, 112M Buf, 44M Free
> Swap: 5000M Total, 52K Used, 5000M Free
> 
> PID USERNAME PRI NICE   SIZE    RES STATE  C   TIME   WCPU    CPU COMMAND
> 40435 nagios   112    0  4688K  3544K CPU0   0 569:46 93.99% 93.99% nagios
> [...]
> 
> # truss -p 40435
> kse_release(0xbfbf9b70)                          ERR#22 "Invalid argument"
> kse_release(0xbfbf9b70)                          ERR#22 "Invalid argument"
> kse_release(0xbfbf9b70)                          ERR#22 "Invalid argument"
> [...]
> 
> I know there is a pthread_acquire() issue with Nagios and  FreeBSD
> threads, but is there any patch against this ?
> 
> Thanks in advance...
> 
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> 

I've got the same issues, as do some people on the nagios-users list. 
If there is a patch available, the Nagios team still isn't aware of it
yet as that is one of the reasons 2.0 is still in beta.

-- 
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Brian McCann
Systems & Network Administrator, K12USA

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