[ovirt-users] NFS IO timeout configuration

[Vinzenz Feenstra]

> On Jan 12, 2016, at 9:11 AM, Markus Stockhausen <stockhausen at collogia.de> wrote:
> 
>> Von: Vinzenz Feenstra [vfeenstr at redhat.com]
>> Gesendet: Dienstag, 12. Januar 2016 09:00
>> An: Markus Stockhausen
>> Cc: users at ovirt.org; Mike Hildebrandt
>> Betreff: Re: [ovirt-users] NFS IO timeout configuration
>>> Hi there,
>>> 
>>> we got a nasty situation yesterday in our OVirt 3.5.6 environment. 
>>> We ran a LSM that failed during the cleanup operation. To be precise 
>>> when the process deleted an image on the source NFS storage. 
>>> 
> ...
>>> 
>>> Reading the docs I got the idea that vdsm default 60 second timeout
>>> for IO operations might be changed within /etc/vdsm/vdsm.conf
>>> 
>>> [irs]
>>> process_pool_timeout = 180
>>> 
>>> Can anyone confirm that this will solve the problem?
>> 
>> Well it will increase the time to 3 minutes and takes effect after restarting vdsm and supervdsm - If that is enough that might depend on your setup.
>> 
> 
> Thanks Vinzenz,
> 
> maybe my question was not 100% correct. I need to know, if this parameter 
> really influences the described timeout behaviour. The best value of the 
> parameter must be checked of course.

Well I might be wrong, but from what I can see that is the right value to configure this.

> 
> Markus<InterScan_Disclaimer.txt>