Nagios Support Forum

I figured it out. I noticed these messages in /var/log/messages kernel: Neighbour table overflow. Following the info here, http://www.gnulinuxclub.org/index.php?option=com_content&task=view&id=333&Itemid=49 I was able to fix the issue. the fix: [root@xxxxx ~]# cat /proc/sys/net/ipv4/neig...

What does your /etc/xinetd.d/nrpe file look like on the target box?

Anything in /var/log/messages?

To clarify, the notifications page is saying it was sent out? My first thought was maybe it was due to soft vs hard state.

But if it's showing on the notifications page I don't think that'd be it. Can you review the maillog file to see if the email was sent out from your server to the relay?

Have you verified nrpe is indeed running on the target server?

I'm using nrpe with check_disk on aix with no problems.

I think nrpe might be your missing piece of the puzzle.

You can save it all to a file of you'd like by using:
to get the ssl version use:

I just deployed a new server upgrade a nagios 2.x system to nagios 3.x. It's monitoring 1300 hosts and about 3400 services. The old operating system is AIX, but I'm replacing it with Linux. Checks are scheduled for every 5 minutes and once it gets rolling I'm getting random services flapping, typica...

Are you using a relatively recent version of openssl? I ran into a similar problem on an old host that was quite outdated.

Did you review the ./configure output carefully for any errors? Those would be the first 2 places I'd look.

Crond was it. Thanks!

I find it easiest to think in terms of physical servers.

The "Host" is the physical box, the "Services" are applications running on that box.

Typically you will have multiple "services" configured on a single "host".