[vdsm] Review Request: Add an option to create a watchdog device.

[Doron Fediuck]

----- Original Message -----

> From: "Sheldon" <shaohef at linux.vnet.ibm.com>
> To: "Itamar Heim" <iheim at redhat.com>
> Cc: arch at ovirt.org, "Zheng Sheng ZS Zhou" <zhshzhou at cn.ibm.com>
> Sent: Wednesday, November 7, 2012 5:29:36 PM
> Subject: Re: [vdsm] Review Request: Add an option to create a
> watchdog device.

> On 11/06/2012 01:47 PM, Itamar Heim wrote:

> > On 11/06/2012 04:55 AM, Sheldon wrote:
> 

> > > On 10/30/2012 01:00 PM, Sheldon wrote:
> > 
> 

> > > > Looking for some review on this patch.
> > > 
> > 
> 

> > > > http://gerrit.ovirt.org/#/c/7535/
> > > 
> > 
> 

> > > > Thanks.
> > > 
> > 
> 

> > > Add a feature page on
> > > wiki.http://wiki.ovirt.org/wiki/Add_an_option_to_create_a_watchdog_device
> > 
> 

> > (moved to arch)
> 
> > thanks.
> 
> > I'm missing where this will be in the engine dialog (in new/edit
> > vm),
> > and that engine should probably get the log event on the watchdog
> > event, not only vdsm.
> 

> Watchdog event is very important for high reliability. It can tell
> what's wrong on the guest.

> I'm considering a new patch after this patch was merged. It can
> support a new API or channel to notify the watchdog event to the
> engine.

> Seems there is not an asynchronous event channel for engine.

> Maybe a new API for the engine. Engine can poll it to check the
> watchdog event.

> I will discuss it on the ovirt IRC channel with the engine expert.

> Currently, we do not have any plans to implement the engine side of
> the feature.
> But I will add a watchdog feature page to describe how engine enable
> this feature. It's definitely great if any engine guy would like to
> take the engine part. I will be glad to provide help if needed.
Hi Sheldon, 
Any news on the engine side? 
Currently the vdsm side is merged, while the engine side still missing. 
The wiki page also lacks the engine side. Can you please handle it? 

> > thanks,
> 
> > Itamar
> 

> > > > --
> > > 
> > 
> 
> > > > Sheldon Feng(冯少合) <shaohef at linux.vnet.ibm.com>
> > > 
> > 
> 
> > > > IBM Linux Technology Center
> > > 
> > 
> 

> > > > _______________________________________________
> > > 
> > 
> 
> > > > vdsm-devel mailing list
> > > 
> > 
> 
> > > > vdsm-devel at lists.fedorahosted.org
> > > 
> > 
> 
> > > > https://lists.fedorahosted.org/mailman/listinfo/vdsm-devel
> > > 
> > 
> 

> > > --
> > 
> 
> > > Sheldon Feng(冯少合) <shaohef at linux.vnet.ibm.com>
> > 
> 
> > > IBM Linux Technology Center
> > 
> 

> > > _______________________________________________
> > 
> 
> > > vdsm-devel mailing list
> > 
> 
> > > vdsm-devel at lists.fedorahosted.org
> > 
> 
> > > https://lists.fedorahosted.org/mailman/listinfo/vdsm-devel
> > 
> 

> --
> Sheldon Feng(冯少合) <shaohef at linux.vnet.ibm.com> IBM Linux Technology
> Center
> _______________________________________________
> Arch mailing list
> Arch at ovirt.org
> http://lists.ovirt.org/mailman/listinfo/arch
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