This is based on reserved_host_memory_mb ,by default its 512. your instances can use only 31911-512 On Thu, Jan 8, 2015 at 5:18 PM, ppnaik <ppnaik at cse.iitb.ac.in> wrote: > Hi All, > > On my compute node the nova-compute.log shows: > > 2015-01-08 17:13:19.995 88005 AUDIT nova.compute.resource_tracker [-] Total > physical ram (MB): 31911, total allocated virtual ram (MB): 512 > > even though I have no instance on that compute node. Can someone help > clarify why is this so? Is it some setup problem? > > > Thanks, > > Priyanka > > _______________________________________________ > Mailing list: http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack > Post to : openstack at lists.openstack.org > Unsubscribe : http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack