Perhaps network throughput where the snapshot is hosted (The controller node)?
-----Original Message----- From: Openstack [mailto:openstack-bounces+eric_e_smith=dell....@lists.launchpad.net] On Behalf Of Steve Heistand Sent: Tuesday, April 30, 2013 1:43 PM To: openstack@lists.launchpad.net Subject: [Openstack] launching multiple VMs takes very long time if I launch one vm at a time its doesnt very long to start up the instance. maybe a minute. if I launch 4 instances (of the same snapshot as before) it takes 30 minutes. they are all launching to different compute nodes, the controllers are all multicore, I dont see any processes on the compute nodes taking much cpu power, the controller has a keystone process mostly sucking up 1 core, loads and loads of beam.smp from rabbitmq but none are really taking any cpu time. the glance image storage is on the controller node, the snapshots are 2-3G in size. where should I start looking to find out why things are so slow? thanks s -- ************************************************************************ Steve Heistand NASA Ames Research Center SciCon Group Mail Stop 258-6 steve.heist...@nasa.gov (650) 604-4369 Moffett Field, CA 94035-1000 ************************************************************************ "Any opinions expressed are those of our alien overlords, not my own." # For Remedy # #Action: Resolve # #Resolution: Resolved # #Reason: No Further Action Required # #Tier1: User Code # #Tier2: Other # #Tier3: Assistance # #Notification: None # _______________________________________________ Mailing list: https://launchpad.net/~openstack Post to : openstack@lists.launchpad.net Unsubscribe : https://launchpad.net/~openstack More help : https://help.launchpad.net/ListHelp