长波, 你对oslo比较熟,能帮我看看这个问题吗, https://answers.launchpad.net/oslo.config/+question/261550
On Tue, Jan 27, 2015 at 12:13 PM, ChangBo Guo <glongw...@gmail.com> wrote: > Hi ALL, > > I have been working on bug 1414432 [1] recently, I would like do more > discussion before further work. > > I'm talking about libvirt driver( maybe fit for other hypervisor), there > are two kinds of storages which are used for instance's root_disk. > 1) non-shared storage on each compute nodes > 2) shared storage between compute nodes > 2.1 shared instance_path and root_disk (shared everything ike NFS) > 2.2 shared root_disk without shared instance_path (shared volume > backend like ceph) > > Current we check if shared storage or not in concrete actions like > live-migration, evacuate, these need pass instance as argument, > I think the value of hared storage or not should base on compute node, > should not base on instance. > So do we need new nova configuration option to show compute nodes with > shared_storage or not ? > > benefits: > > 1) Don't need check for each instance while taking action > 2) Can handle similar bug easily like [1] from API level. > > If yes, > some thing like, compute-node-storage-type= [ non-shared | shared-all | > shared-volume ] or part-shared > In order to support some compute nodes with shared_storage, and others > doesn't in one OpenStack development, > another configuration shared_storage_compute_nodes =[node3, node5] > > Any thoughts ? > > > [1]https://bugs.launchpad.net/nova/+bug/1414432 > > -- > ChangBo Guo(gcb) > > __________________________________________________________________________ > OpenStack Development Mailing List (not for usage questions) > Unsubscribe: openstack-dev-requ...@lists.openstack.org?subject:unsubscribe > http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev > > -- Best Regards Zhang Hua(张华) Software Engineer | Canonical IRC: zhhuabj
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