strange Warning and source modification

[Basile Mathieu]

first thanks :)

here is my system :

3 nagios servers ( one under Fedora , two under gentoo ( one 386 and one sparc )
there are two active servers which send results with nsca

> >'os/etc/switch_conf_195.220.107.207' to ring a bell for you. Where
> > does that come from?

i use bash script to get informations on vlan and switch configuration
i just "echo > " for seing informations in nagios interface

i observe that the are some checks that seems to stop ( the last check time
"freeze" )
it might be the reason of this logs :

usr/local/nagios/var/nagios.log:[1119960410] Warning:  Message
> >> queue contained results for service '' on host 'ú'.  The service
> >> could not be found! /usr/local/nagios/var/nagios.log:[1119960661]

 basile

Selon Andreas Ericsson <ae at op5.se>:

> Marc Powell wrote:
> >
> >> -----Original Message----- From:
> >> nagios-users-admin at lists.sourceforge.net [mailto:nagios-users-
> >> admin at lists.sourceforge.net] On Behalf Of Basile Mathieu Sent:
> >> Tuesday, June 28, 2005 10:27 AM To:
> >> nagios-users at lists.sourceforge.net Subject: [Nagios-users] strange
> >> Warning and source modification
> >>
> >>
> >>
> >> hi i have two questions : first i have this line in my log and don
> >> t understand what it means
> >>
> >> /usr/local/nagios/var/nagios.log:[1119960410] Warning:  Message
> >> queue contained results for service '' on host 'ú'.  The service
> >> could not be found! /usr/local/nagios/var/nagios.log:[1119960661]
> >> Warning:  Message queue contained results for service '' on host
> >> 'õx /usr/local/nagios/var/nagios.log:[1119961089] Warning:  Message
> >> queue contained results for service '' on host 'âß '.  The service
> >> could not be found! /usr/local/nagios/var/nagios.log:[1119961370]
> >> Warning:  Message queue contained results for service '' on host
> >> 'û'.  The service could not be found!
> >> /usr/local/nagios/var/nagios.log:[1119961930] Warning:  Message
> >> queue contained results for service '' on host 'xð'.  The service
> >> could not be found! /usr/local/nagios/var/nagios.log:[1119963481]
> >> Warning:  Message queue contained results for service
> >> 'os/etc/switch_conf_195.220.107.207' on host ' '.  The service
> >> could not be found!
> >
> >
> > You haven't provided much information on your installation but at a
> > guess, you have something that is writing bad data to nagios.cmd. Do
> > you have something submitting passive service checks? Have you
> > mistakenly configured some application to write to nagios.cmd when it
> > shouldn't be? I would have expected something like
> > 'os/etc/switch_conf_195.220.107.207' to ring a bell for you. Where
> > does that come from?
> >
> >
> >> second i use nagios to get vlan information and  to see it in the
> >> nagios interface i have to recompile nagios with MAX_PLUGIN_OUTPUT
> >> larger when i launch nagios i have
> >>
> >> Warning: Size of service_message struct (4252 bytes) is >
> >> POSIX-guaranteed atomic write size (512 bytes).  Service checks
> >> results may get lost or mangled!
> >>
> >> and i set this MAX_PLUGIN_OUTPUT larger and larger but it seems
> >> that the output in the web interface don t increase
> >
> >
> > Hmm. Seems like that would correlate nicely with the problems that
> > you're seeing above (specifically service checks being mangled). This
> > last might be better for nagios-devel but I'll bet that the max size
> > and the warning above are there for a reason. 4K is a _lot_ for
> > plugin return data and I'll bet there are other variables that you'll
> > need to adjust to support that, if it's possible at all.
> >
>
> It's possible, but on Linux some fiddling and a re-compile of the kernel
> is necessary to enable named pipe transfers larger than 4096 bytes. I
> believe (although I'm not sure) that this holds true for *BSD as well.
>
> > -- Marc
> >
> >
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> >
>
> --
> Andreas Ericsson                   andreas.ericsson at op5.se
> OP5 AB                             www.op5.se
> Lead Developer
>
>
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