[ovirt-users] VMs get hang

[Michal Skrivanek]

On Apr 18, 2014, at 01:25 , Maurice James <mjames at media-node.com> wrote:

> Which wouldnt matter the network contention and slow disks, or the manager hosting VMs?

only the last one:) the management node is not involved in performance of individual VM host nodes nor in the console communication

it may be network between the clients and hosts. Then worth checking the VM's guest load, then host's overall load (that would be that slow storage)

Thanks,
michal

> 
> 
> Sent from my Galaxy S®III
> 
> 
> -------- Original message --------
> From: Michal Skrivanek 
> Date:04/17/2014 5:53 AM (GMT-05:00) 
> To: Yusufi M R 
> Cc: users at ovirt.org,Maurice James 
> Subject: Re: [ovirt-users] VMs get hang 
> 
> 
> On Apr 15, 2014, at 14:18 , Maurice James <mjames at media-node.com> wrote:
> 
> > From my experience it could be the following,
> > 
> > Network contention
> > Disk latency (slow disks)
> > 
> > Is the ovirt manager also a VM host?
> 
> that wouldn't matter, the communication is between the host and SPICE client only, engine is not involved.
> 
> > 
> > From: "Yusufi M R" <yusuf at global-analytics.com>
> > To: users at ovirt.org
> > Sent: Tuesday, April 15, 2014 6:12:24 AM
> > Subject: [ovirt-users] VMs get hang
> > 
> > Hello Everyone,
> >  
> > I have ovirt 3.3 setup with around 15 VMs created in it. We have CentOS5 on this VM. The users have problem accessing the VMs at times. While they are working on console, it just gets hang. There is no response to the keyboard. Have look at the resource usage during this time, CPU and RAM is normal.
> >  
> > The clients uses user portal to launch the VM from Firefox. Spice is used for remote viewing.
> 
> what spice client?
> 
> Thanks,
> michal
> 
> >  
> > Do anyone have come across this issue ? Looking forward for your help.
> > 
> > Regards,
> > Yusuf
> > 
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