Re: Monitoring

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FACORAT Fabrice wrote:

>Le Mardi 20 D=E9cembre 2005 09:59, Buchan Milne a =E9crit :
> =20
>
>>I wonder if it would be useful discusssing monitoring, and which monito=
ring
>>tools we should concentrate more on, and possibly try and get one of th=
em
>>into main (it seems weird that we have no monitoring tool in main ...).
>>
>>As some of you know, I currently work for an ISP. We have two separate
>>deployments, with about 35 production servers running RHEL in one, and
>>about 16 production servers running RHEL in the other. We deploy the
>>servers using kickstart files generated from a configuration database, =
so
>>that all packages, configurations etc for the host are done during
>>installation (which in the case of machines with lights-out management =
can
>>be done/initiated from anywhere that has network access).
>>
>>(A number of packages we run on RHEL are rebuilds of Mandriva packages,
>>including a number I maintain, such as OpenLDAP, hobbit etc).
>>
>>We are currently running Nagios as the monitoring tool for the larger
>>deployment, but due to a number of reasons, we have decided to run Hobb=
it
>>(a BigBrother clone) as the monitoring tool for the smaller deployment,=
 and
>>have also set Hobbit up for the larger deployment. This (non-production=
)
>>Hobbit installation for the larger deployment is accessible at present,=
 at
>>http://196.25.211.20/hobbit/ .
>>
>>Anyway, some of the reasons we are using Hobbit are:
>>
>>-does both status monitoring/alerting and trend monitoring
>>-integrated trend monitoring of all native checks (disk, cpu, memory, t=
cp
>>service response times)
>>-built-in ssl certificate checks for any ssl-enabled service (ie https)
>>-a large collection of additional checks (from http://www.deadcat.net),
>>including all BigBrother extension scripts. For example, we monitor the=
 HP
>>Insight Manager snmp data via the CIM extension).
>>-ease of writing extensions, and being able to monitor trends in the
>>results of those extensions (via the ncv rrd plugin), for example:
>>http://196.25.211.20/hobbit-cgi/bb-hostsvc.sh?HOSTSVC=3Dio.ol which use=
s this
>>script I wrote: http://www.zarb.org/~bgmilne/bb-openldap.pl
>>-less complexity in the interface than Nagios, while supporting (AFAICS=
)
>>all the functionality
>>-less complexity in configuration (ie configuration for service monitor=
ing
>>for each hosts consists of one line in the bb-hosts file)
>>
>>
>>Other tools that I haven't really had a chance to look at in much detai=
l:
>>
>>1)monitorix, which Antoine uploaded recently
>>http://www.monitorix.org
>>Seems to have most of the features of Hobbit.
>>
>>2)Oreon
>>http://www.oreon-project.org/
>>
>>Seems to be a better Nagios frontend, addresses some of the problems I =
have
>>with Nagios.
>>
>>3)Zabbix
>>http://www.zabbix.org/
>>
>>Also has win32 clients.
>>
>>4)Cacti
>>AFAIK, just trend monitoring using rrd+MySQL
>>
>>So, should we package all the ones we don't have yet, or decide on feat=
ures
>>that are necessary, and package/support only one or two?
>>   =20
>>
>
>IMHO we should package all the ones we don't have yet. However having a =
wizard=20
>or an integrated solution allowing to setup the server and its monitorin=
g=20
>could be usefull. Actually you have to do it manually.
>
>during a moment I was thinking about IMC=20
>( http://imc.sourceforge.net/home.html ) as this is a mix between webmin=
 +=20
>nagios + cacti, but the dev seems to be stalled and it's a very complica=
ted=20
>architecture.
>
I'm adding the last touches to the nino package so it can be uploaded to=20
contrib (Jorgen: I'll forward the changes to the spec file to you).

regards,

Stefan

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