[openstack-dev] inconsistent naming? node vs host vs vs hypervisor_hostname vs OS-EXT-SRV-ATTR:host

2014-02-28 Thread Chris Friesen
Hi, I've been working with OpenStack for a while now but I'm still a bit fuzzy on the precise meaning of some of the terminology. It seems reasonably clear that a node is a computer running at least one component of an Openstack system. However, nova service-list talks about the host that

Re: [openstack-dev] inconsistent naming? node vs host vs vs hypervisor_hostname vs OS-EXT-SRV-ATTR:host

2014-02-28 Thread Jiang, Yunhong
Subject: [openstack-dev] inconsistent naming? node vs host vs vs hypervisor_hostname vs OS-EXT-SRV-ATTR:host Hi, I've been working with OpenStack for a while now but I'm still a bit fuzzy on the precise meaning of some of the terminology. It seems reasonably clear that a node

Re: [openstack-dev] inconsistent naming? node vs host vs vs hypervisor_hostname vs OS-EXT-SRV-ATTR:host

2014-02-28 Thread Chris Friesen
On 02/28/2014 11:38 AM, Jiang, Yunhong wrote: One reason of the confusion is, in some virt driver (maybe xenapi or vmwareapi), one compute service manages multiple node. Okay, so in the scenario above, is the nova-compute service running on a node or a host? (And if it's a host, then what is

Re: [openstack-dev] inconsistent naming? node vs host vs vs hypervisor_hostname vs OS-EXT-SRV-ATTR:host

2014-02-28 Thread Jiang, Yunhong
-Original Message- From: Chris Friesen [mailto:chris.frie...@windriver.com] Sent: Friday, February 28, 2014 10:07 AM To: openstack-dev@lists.openstack.org Subject: Re: [openstack-dev] inconsistent naming? node vs host vs vs hypervisor_hostname vs OS-EXT-SRV-ATTR:host On 02/28