[openstack-dev] [heat] Re: deliver the vm-level HA to improve the business continuity with openstack

2014-04-14 Thread Steven Dake
On 04/14/2014 10:20 AM, Jay Pipes wrote: On Mon, 2014-04-14 at 07:45 -0700, Clint Byrum wrote: Excerpts from Russell Bryant's message of 2014-04-14 07:18:49 -0700: On 04/14/2014 09:45 AM, Jiangying (Jenny) wrote: Pacemaker provides the high availability for openstack infrastructure. We'd like

Re: [openstack-dev] [heat] Re: deliver the vm-level HA to improve the business continuity with openstack

2014-04-15 Thread Qiming Teng
What I saw in this thread are several topics: 1) Is VM HA really relevant (in a cloud)? This is the most difficult question to answer, because it really depends on who you are talking to, who are the user community you are facing. IMHO, for most web-based applications that are born to run on clou

Re: [openstack-dev] [heat] Re: deliver the vm-level HA to improve the business continuity with openstack

2014-04-15 Thread Steven Dake
On 04/15/2014 03:16 AM, Qiming Teng wrote: What I saw in this thread are several topics: 1) Is VM HA really relevant (in a cloud)? This is the most difficult question to answer, because it really depends on who you are talking to, who are the user community you are facing. IMHO, for most web-ba

Re: [openstack-dev] [heat] Re: deliver the vm-level HA to improve the business continuity with openstack

2014-04-15 Thread Sylvain Bauza
Hi Steven et al. 2014-04-15 17:01 GMT+02:00 Steven Dake : > >> Qiming, > > If you read my original post on this thread, it outlines the current > heat-core thinking, which is to reduce the scope of this resource from the > Heat resources since it describes a workflow rather then an orchestrated

Re: [openstack-dev] [heat] Re: deliver the vm-level HA to improve the business continuity with openstack

2014-04-15 Thread Zane Bitter
On 15/04/14 06:16, Qiming Teng wrote: 3) Can/should we do the VM HA orchestration in Heat? My perception is that it can be done in Heat, based on my limited understandig of how Heat works. It may imply some requirements to other projects (e.g. nova, cinder, neutron ...) as well, though Heat sh