[Nagiosplug-help] monitoring F5 bigIP Load Balancers

Heiko rupertt at gmail.com
Wed Jun 18 08:51:26 CEST 2008

On Wed, Jun 18, 2008 at 3:32 AM, Thomas Guyot-Sionnest <dermoth at aei.ca> wrote:
> Hash: SHA1
> On 17/06/08 08:36 AM, Heiko wrote:
>>>> Hello Thoms,
>>>> sorry for the late response, been/am busy here:
>>>> I did a restart pf the snmpd deamon on one LB which gave me some stats back.
>>>> To get the rest working I had to set the global nagios timeout to 180 seconds,
>>>> i only did this with the -t option, which got overriden by nagios...
>>>> Now im getting happy, nice plugin, thx for that and help.
>>> mmh, after some minutes it did go to the old status, vserver are
>>> monitored but the pools get an timeout, again :(.
> Hello. Please keep the discussion on the list as it may help others as
> well...
Hello Thomas,

Sorry about that, the reply button in gmail only adds the sender..
> Pool monitoring on the 9.x requires walking the table and counting the
> lines... this can take some time is there's some latency between your
> monitoring server and the BigIP.
> Increasing the timeout could help, but it might be worth trying this as
> well:
> Locate the line ear the top which says:
> $snmpwalkcmd = '/usr/bin/snmpwalk';
> and change it to:
> $snmpwalkcmd = '/usr/bin/snmpbulkwalk';
> This will do SNMP BULKWALK requests instead, which should be faster.
> AFAIK the parameters for snmpbulkwalk are the same...
this looks like to work much better, I still get notifications about
pools that have no users,
arent reachable and messages like this:

	CHECK_BIGIP_POOL UNKNOWN - cbw-www1_mysql 1/0 nodes make no sense
The Vserver stats are ok somehow.
Is there anything else we can do?



> Thomas
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