Re: [libvirt] Live migration sanity checks

2008-10-28 Thread Andrew Cathrow
On Wed, 2008-09-03 at 00:13 +0100, Daniel P. Berrange wrote: > On Tue, Sep 02, 2008 at 07:38:59AM +0200, Chris Lalancette wrote: > > Richard W.M. Jones wrote: > > > On Fri, Aug 29, 2008 at 10:44:50AM +0200, Chris Lalancette wrote: > > >> Things that I've missed? > > > > > > Maybe a good place for

Re: [libvirt] Live migration sanity checks

2008-09-03 Thread Daniel P. Berrange
On Wed, Sep 03, 2008 at 09:22:50AM -0400, Konrad Rzeszutek wrote: > On Wed, Sep 03, 2008 at 01:53:44PM +0100, Daniel P. Berrange wrote: > > On Wed, Sep 03, 2008 at 08:43:44AM -0400, Konrad Rzeszutek wrote: > > > > amount of host 'setup'. If a guest is using iSCSI as its storage, then > > > > there

Re: [libvirt] Live migration sanity checks

2008-09-03 Thread Konrad Rzeszutek
On Wed, Sep 03, 2008 at 01:53:44PM +0100, Daniel P. Berrange wrote: > On Wed, Sep 03, 2008 at 08:43:44AM -0400, Konrad Rzeszutek wrote: > > > amount of host 'setup'. If a guest is using iSCSI as its storage, then > > > there is a step where the host has to login to the iSCSI target and create > > >

Re: [libvirt] Live migration sanity checks

2008-09-03 Thread Daniel P. Berrange
On Wed, Sep 03, 2008 at 08:43:44AM -0400, Konrad Rzeszutek wrote: > > amount of host 'setup'. If a guest is using iSCSI as its storage, then > > there is a step where the host has to login to the iSCSI target and create > > device nodes for the LUNs before the guest can be run. You don't want > >

Re: [libvirt] Live migration sanity checks

2008-09-03 Thread Konrad Rzeszutek
> amount of host 'setup'. If a guest is using iSCSI as its storage, then > there is a step where the host has to login to the iSCSI target and create > device nodes for the LUNs before the guest can be run. You don't want > every single host to be logged into all your iSCSI targets all the time.

Re: [libvirt] Live migration sanity checks

2008-09-02 Thread Daniel P. Berrange
On Tue, Sep 02, 2008 at 07:38:59AM +0200, Chris Lalancette wrote: > Richard W.M. Jones wrote: > > On Fri, Aug 29, 2008 at 10:44:50AM +0200, Chris Lalancette wrote: > >> Things that I've missed? > > > > Maybe a good place for this list is on the wiki? On the actual > > feature/todo page. > > > >

Re: [libvirt] Live migration sanity checks

2008-09-02 Thread Dan Smith
CL> I also want to see what KVM does here; however, I don't think that CL> prevents us from implementing our own, since we would still need CL> similar things for other hypervisors (Xen, etc.). Right, I think it's important to include the possibility for the hypervisor to do its own check. Since

Re: [libvirt] Live migration sanity checks

2008-09-01 Thread Chris Lalancette
Richard W.M. Jones wrote: > On Fri, Aug 29, 2008 at 10:44:50AM +0200, Chris Lalancette wrote: >> Things that I've missed? > > Maybe a good place for this list is on the wiki? On the actual > feature/todo page. > > I'd like to see where KVM is going to go with this, since it seems > they are goin

Re: [libvirt] Live migration sanity checks

2008-08-29 Thread Richard W.M. Jones
On Fri, Aug 29, 2008 at 10:44:50AM +0200, Chris Lalancette wrote: > Things that I've missed? Maybe a good place for this list is on the wiki? On the actual feature/todo page. I'd like to see where KVM is going to go with this, since it seems they are going to implement migration checking. Rich.

[libvirt] Live migration sanity checks

2008-08-29 Thread Chris Lalancette
All, One thing that oVirt would like to have (and that might be useful for other users) is a call that would do some basic sanity checking for live migration. This call would go over to the remote libvirtd, do some checks, and return whether we think migration is likely to succeed. Note that