Re: [libvirt-users] lock managers

2011-07-27 Thread Daniel P. Berrange
On Tue, Jul 26, 2011 at 04:15:45PM -0400, Whit Blauvelt wrote: > On Mon, Jul 25, 2011 at 03:32:32PM -0600, Eric Blake wrote: > > > Yes, both useful lock managers (sanlock and fcntl) work best with > > the use of a shared lock directory, at which point they correctly > > handle live migration betwe

[libvirt-users] lock managers

2011-07-26 Thread Whit Blauvelt
On Mon, Jul 25, 2011 at 03:32:32PM -0600, Eric Blake wrote: > Yes, both useful lock managers (sanlock and fcntl) work best with > the use of a shared lock directory, at which point they correctly > handle live migration between hosts. Where would I learn how to use fcntl for this? I see code fo