[one-users] storage configured for nfs, using scp

Michael W. Lucas mwlucas at blackhelicopters.org
Fri Sep 18 08:49:41 PDT 2009


Nothing to worry about, then.  Thanks, much obliged!

On Fri, Sep 18, 2009 at 05:02:25PM +0200, Javier Fontan wrote:
> Hello,
> 
> Deployment file is always copied using scp to the remote node. It is a
> little file (no more that 5 Kb, usually a lot less) so it wont affect
> a lot in the performance. It is done this way so it works for shared
> and non-shared installations. The bulk of movements, that is, the
> images, are moved using cp over nfs if you use nfs driver.
> 
> Bye
> 
> On Fri, Sep 18, 2009 at 4:51 PM, Michael W. Lucas
> <mwlucas at blackhelicopters.org> wrote:
> > Hi,
> >
> > I have a brand-new opennebula 1.2 cluster, one head node and two
> > workers, running ubuntu 9.04 diskless. ?NFS server is OpenSolaris.
> >
> > I want to use NFS as a common backing store. ?My understanding is that
> > this reduces the amount of time needed to copy images from one host to
> > another. ?When I deploy a machine, though, the log shows that the head
> > is scping the image to the worker node.
> >
> > ...
> > Thu Sep 17 14:41:53 2009 [LCM][I]: New VM state is BOOT
> > Thu Sep 17 14:41:53 2009 [VMM][I]: Generating deployment file: /var/lib/one/4/deployment.0
> > Thu Sep 17 14:41:53 2009 [VMM][I]: Command: scp /var/lib/one/4/deployment.0 clusternode1:/one_di
> > r/one_images/4/images/deployment.0
> > Thu Sep 17 14:41:54 2009 [VMM][I]: Copy success
> > ...
> >
> > I've obviously made a bonehead mistake, any guidance would be
> > appreciated.
> >
> > oned.conf is:
> >
> > HOST_MONITORING_INTERVAL = 10
> > VM_POLLING_INTERVAL ? ? ?= 10
> > VM_DIR=/one_dir/one_images
> > PORT=2633
> > DEBUG_LEVEL=3
> > NETWORK_SIZE = 254
> >
> > MAC_PREFIX ? = "00:03"
> >
> > IM_MAD = [
> > ? ?name ? ? ? = "im_kvm",
> > ? ?executable = "one_im_ssh",
> > ? ?arguments ?= "im_kvm/im_kvm.conf",
> > ? ?default ? ?= "im_kvm/im_kvm.conf" ]
> >
> > VM_MAD = [
> > ? ? name ? ? ? = "vmm_kvm",
> > ? ? executable = "one_vmm_kvm",
> > ? ? default ? ?= "vmm_kvm/vmm_kvm.conf",
> > ? ? type ? ? ? = "kvm" ]
> >
> > ?TM_MAD = [
> > ? ? ?name ? ? ? = "tm_nfs",
> > ? ? ?executable = "one_tm",
> > ? ? ?arguments ?= "tm_nfs/tm_nfs.conf",
> > ? ? ?default ? ?= "tm_nfs/tm_nfs.conf" ]
> >
> > Each worker was added with the command
> >
> > onehost create <hostname> im_kvm vmm_kvm tm_nfs
> >
> > Any suggestions?
> >
> > Thanks,
> > ==ml
> >
> > --
> > Michael W. Lucas ? ? ? ?mwlucas at BlackHelicopters.org
> > http://www.MichaelWLucas.com/
> > Latest book: ?Cisco Routers for the Desperate, 2nd Edition
> > http://www.CiscoRoutersForTheDesperate.com/
> > _______________________________________________
> > Users mailing list
> > Users at lists.opennebula.org
> > http://lists.opennebula.org/listinfo.cgi/users-opennebula.org
> >
> 
> 
> 
> -- 
> Javier Fontan, Grid & Virtualization Technology Engineer/Researcher
> DSA Research Group: http://dsa-research.org
> Globus GridWay Metascheduler: http://www.GridWay.org
> OpenNebula Virtual Infrastructure Engine: http://www.OpenNebula.org

-- 
Michael W. Lucas 	mwlucas at BlackHelicopters.org
http://www.MichaelWLucas.com/
Latest book:  Cisco Routers for the Desperate, 2nd Edition
http://www.CiscoRoutersForTheDesperate.com/


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