Magnus Bergroth wrote:
> Hi,
>
> I have a new installation of Nagios 3.0rc3 on a NetBSD 4.0 Server. It has a
> basic configuration just monitoring the local host. But it can't execute the
> nagios plugins. I found that something goes wrong when
> run_async_service_check() in checks.c calls close_command_file(). If I
> exclude close_command_file() it starts working. Going deeper,
> close_command_file() in utils.c calls shutdown_command_file_worker_thread()
> that calls pthread_join(worker_threads[COMMAND_WORKER_THREAD],NULL).
> Excluding pthread_join() and the plugins starts to work.
>
> The call for close_command_file was added what I can see in rev 1.156 of
> checks.c.
>
> It looks like pthread on NetBSD dosen't work but as the close_command_file is
> called from the child process should it call pthread_join?
>
>
>
> The log nagios.log:
> [1204817958] Warning: The check of service 'PING' on host 'localhost' looks
> like it was orphaned (results never came back). I'm scheduling an immediate
> check of the service...
>
>
> A ktruss of the nagios process
> 2901 3 nagios fork() = 16041
> 2901 3 nagios close(0x5) = 0
> 2901 3 nagios stop kernel
> 16041 1 nagios emul(netbsd)
> 16041 1 nagios fork = 0
> 16041 1 nagios gettimeofday(0xbfbfe3a8, 0) = 0
> 16041 1 nagios gettimeofday(0xbfbfe3a8, 0) = 0
> 16041 1 nagios gettimeofday(0xbfbfe3a8, 0) = 0
> 16041 1 nagios gettimeofday(0xbfbfe3a8, 0) = 0
> 16041 1 nagios gettimeofday(0xbfbfe3a8, 0) = 0
> 16041 1 nagios gettimeofday(0xbfbfe398, 0) = 0
> 16041 1 nagios gettimeofday(0xbfbfe3a8, 0) = 0
> 16041 1 nagios gettimeofday(0xbfbfe398, 0) = 0
> 16041 1 nagios gettimeofday(0xbfbfe3a8, 0) = 0
> 16041 1 nagios gettimeofday(0xbfbfe3a8, 0) = 0
> 16041 1 nagios gettimeofday(0xbfbfe3a8, 0) = 0
> 16041 1 nagios _lwp_wakeup(0x1) Err#19 ENODEV
> 16041 1 nagios sa_yield() Err#22 EINVAL
> 16041 1 nagios write(0x2, 0xbb3ffbb0, 0x8b) = 139
> "assertion "unreachable" failed: file
> "/home/builds/ab/netbsd-4-0-RELEASE/src/lib/libpthread/pthread.c", line 551,
> function "pthread__idle"\n"
> 16041 1 nagios getpid() = 16041, 2901
> 16041 1 nagios kill(0x3ea9, 0x6) = 0
> 16041 1 nagios SIGABRT SIG_DFL
> 2901 3 nagios resume kernel
> 2901 3 nagios wait4(0x3ea9, 0, 0, 0) = 16041
>
>
> Kindly
>
> Magnus
>
Good detective work! I have committed a patch to CVS that I believe
should fix this problem. Please download the latest CVS tarball when
you get a chance to verify this problem if fixed.
Ethan Galstad
Nagios Developer
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