Re: [openstack-dev] [nova][vmware] Locking: A can of worms

2014-03-08 Thread Gary Kotton
Mailing List (not for usage questions) openstack-dev@lists.openstack.org | Sent: Friday, March 7, 2014 8:53:26 AM | Subject: [openstack-dev] [nova][vmware] Locking: A can of worms | | We need locking in the VMware driver. There are 2 questions: | | 1. How much locking do we need? | 2. Do we need

[openstack-dev] [nova][vmware] Locking: A can of worms

2014-03-07 Thread Matthew Booth
We need locking in the VMware driver. There are 2 questions: 1. How much locking do we need? 2. Do we need single-node or multi-node locking? I believe these are quite separate issues, so I'm going to try not to confuse them. I'm going to deal with the first question first. In reviewing the

Re: [openstack-dev] [nova][vmware] Locking: A can of worms

2014-03-07 Thread Joshua Harlow
(not for usage questions) openstack-dev@lists.openstack.org Subject: [openstack-dev] [nova][vmware] Locking: A can of worms We need locking in the VMware driver. There are 2 questions: 1. How much locking do we need? 2. Do we need single-node or multi-node locking? I believe these are quite separate issues

Re: [openstack-dev] [nova][vmware] Locking: A can of worms

2014-03-07 Thread Doug Hellmann
On Fri, Mar 7, 2014 at 11:53 AM, Matthew Booth mbo...@redhat.com wrote: We need locking in the VMware driver. There are 2 questions: 1. How much locking do we need? 2. Do we need single-node or multi-node locking? I believe these are quite separate issues, so I'm going to try not to

Re: [openstack-dev] [nova][vmware] Locking: A can of worms

2014-03-07 Thread Shawn Hartsock
On Fri, Mar 7, 2014 at 12:55 PM, Doug Hellmann doug.hellm...@dreamhost.com wrote: http://git.openstack.org/cgit/stackforge/tooz This is good stuff. The only solution I could come up with for image cache management was to have yet another service that you would set up to manage the shared image

Re: [openstack-dev] [nova][vmware] Locking: A can of worms

2014-03-07 Thread Vui Chiap Lam
@lists.openstack.org | Sent: Friday, March 7, 2014 8:53:26 AM | Subject: [openstack-dev] [nova][vmware] Locking: A can of worms | | We need locking in the VMware driver. There are 2 questions: | | 1. How much locking do we need? | 2. Do we need single-node or multi-node locking? | | I believe