[hobbit] New Hobbit server install validation

Rich Smrcina rsmrcina at wi.rr.com
Thu Feb 26 13:11:50 CET 2009


What's really weird is that one Xymon server that I run on VMWare Server on X86 has a 
clock that actually gains time!  Bizarre.

Henrik Størner wrote:
> On Fri, Feb 20, 2009 at 03:30:17PM -0600, Rafal Roginela wrote:
>> I have a 4.2 install of Hobbit up and running and I am very happy with
>> it. It runs on an old Gateway workstation with a Celeron and 512MB and
>> performs stellar! CentOs 5 nothing fancy. I was going to move it to a
>> more recent piece of hardware a Dell OptiPlex 320, which at least it is
>> under warranty. I had the Idea of running it as a Xen VM on a Debian
>> host. Is this a bad idea? 
> 
> The only problem I've seen with Hobbit running in a VM is that the
> virtual machines - at least with VMware - sometimes have problems 
> maintaining their system clock in sync with the real world. The
> clock tends to drift somewhat.
> 
> Since lots of stuff in Xymon (Hobbit) is timing dependant, this
> can be a problem. The 4.2.0 and 4.2.2 versions in particular would
> not handle a system clock going backwards very well - 4.2.3 is
> better, and it should be all cured with 4.3.0, at least so that
> Xymon doesn't crash if that happens. But it will still affect the
> timestamps that appear on all of the log entries Xymon makes.
> 
> 
> Regards,
> Henrik

-- 
Rich Smrcina
VM Assist, Inc.
Phone: 414-491-6001
Ans Service:  360-715-2467
http://www.linkedin.com/in/richsmrcina

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