SNMP : sysUptime and hrSystemUptime on SGI IRIX [Was [Re: Getting Nagios and AIX SNMP working together happily]]

Michael Weiner hunter at userfriendly.net
Sat Mar 10 21:19:11 CET 2007


On 3/10/07 2:38 PM, "Raphaël 'SurcouF' Bordet" <surcouf at debianfr.net> wrote:

> Le samedi 10 mars 2007 à 11:08 -0500, Michael Weiner a écrit :
> 
>> Not trying to highjack this interesting thread, but has anyone managed to do
>> the same against SGI IRIX? What annoys me most is that when i query system i
>> get the uptime of the actual snmpd instance not the host - which may or may
>> not necessarily be the same length of time. I have googled and googled and
>> have had no real success.
>> 
>> Anyone doing this that might be able to help?
> 
> Hi, 
> 
> According to SNMPv2-MIB, syUpTime (OID you're talking about) is:
> 
> "The time (in hundredths of a second) since the network management
> portion of the system was last re-initialized.".
> 
> If you want to get host uptime, you've better to check hrSystemUptime
> from HOST-RESOURCES-MIB :
> 
> "The amount of time since this host was last initialized.  Note that
> this is different from sysUpTime in the SNMPv2-MIB [RFC1907] because
> sysUpTime is the uptime of the network management portion of the
> system."
> 
> I've never used IRIX but I think you must have "host-snmp" subagent to
> be running in order  to implements RFC1514 (or HOST-RESOURCES-MIB) :
> http://techpubs.sgi.com/library/tpl/cgi-bin/getdoc.cgi?coll=0650&db=relnotes&f
> name=/usr/relnotes/host_snmp
> 

Raphael - 

I will check it out, but i DO appreciate your response. I have looked at
that page before, and have been trying to get it working correctly - i must
be missing something but i will happily re-read the page again.

Michael



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