Re: [Xen-users] Problem after running upgrade

[Stephen Liu <satimis@xxxxxxxxx>]

--- Simon Hobson <linux@xxxxxxxxxxxxxxxx> wrote:

> Stephen Liu wrote:
> 
> >domU
> >after running
> ># aptitude update
> >
> ># aptitude upgrade
> >....
> >1)
> >A new version of configuration file /etc/clamav/clamd.conf is
> >available,
> >but your version has been locally modified.
> >
> >install the package maintainer's version
> >...
> >...
> >2)
> >A new version of configuration file /etc/clamav/freshclam.conf is
> >available, but your version has been locally modified.
> >
> >install the package maintainer's version
> 
> That's not a Xen issue.
> 
> 
> 
> >It was also noticing that
> >
> >On domU
> ># xm list
> >
> >Name                     ID   Mem VCPUs      State   Time(s)
> >Domain-0                 0  3417     2       r-----  10635.8
> >xen12.satimis.com        2    32     1       r-----    240.0
> >
> >
> >The number "240.0" corresponding to "xen12.satimis.com" changed
> rapidly
> >on next run of "xm list".  The HD LED flashed.
> >
> >
> >Please advise where to check the cause and how to fix the problem. 
> TIA
> >
> >
> >Remark:
> >Actually domU only starts.  It is not doing any work.  However the
> mail
> >server can work to send/receive mails.
> 
> What happens if you connect to the console of the guest ? The 
> symptoms you describe are not Xen specific, but are general to a 
> class of problems where a program/process has 'gone wrong' and is 
> doing something that consumes all resources. Diagnosis is the same as
> 
> it would be on standalone machine.


Hi,


I have no problem to ssh-connect the guest on console.  The mail server
is working without problem.  It seems to me a program continuously
restarting.  This is a headless server without gui packages.  Which log
file shall I check.  Is there any program to check the cause of
problem.  TIA


B.R.
Stephen L 


> 
> Last time it happened to me was while I was installing MythTV. At 
> some point I got the config wrong and it continuously tried to start 
> a process which failed - consumed all cpu and lots of disk activity 
> as it logged each failed attempt.
> 
> Log into your guest (either via SSH or the Xen console) and take a 
> look at what it's doing - is there a process taking lots of CPU ? Is 
> there a log file growing quickly ?
> 
> -- 
> Simon Hobson


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