On Sat, Mar 14, 2015 at 12:18 PM, Nikesh Kumar Mahalka < [email protected]> wrote:
> I am using below local.conf file > http://paste.openstack.org/show/192320/ > > Actually i am deploying SOS-CI. > I am using ubuntu 14.04 VM having 150 GB sda and 24GB RAM and 8 core cpu. > Installing devstack is very fast on this VM and nova instances are > creating on getting desired gerrit cinder events, > > But nova instances performance is very slow, > I am using official trusty(ubuntu 14.04) image ( > http://uec-images.ubuntu.com/trusty/current/trusty-server-cloudimg-amd64-disk1.img > ) > for nova instances. > I am using flavor-id 3 for nova instances. > Installing devstack in nova instance is taking 8-9 hrs. > > so wondering how to resolve this > > > > Regards > Nikesh > > > On Sat, Mar 14, 2015 at 8:10 PM, John Griffith < > [email protected]> wrote: > >> >> >> On Sat, Mar 14, 2015 at 8:22 AM, Nikesh Kumar Mahalka < >> [email protected]> wrote: >> >>> from where devstack instances consumes space for rootdisk, >>> if i have a ubuntu setup with sda 150gb. >>> >>> devstack is creating two volume groups on loop-back files of 10gb each >>> (stack-volumes-default and stack-volumes-lvmdriver-1). >>> >>> are they consume these volume groups for nova instances root-disk? >>> >>> >>> Regards >>> Nikesh >>> >>> _______________________________________________ >>> Mailing list: >>> http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack >>> Post to : [email protected] >>> Unsubscribe : >>> http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack >>> >>> Those loopbacks are specifically for Cinder (well, the >> stack-volume-default is actually for "nothing" right now but that's a whole >> separate debate I have had with some folks and have given up on). >> >> Ephemeral Nova instances by default in devstack are going to consume qcow >> files in /opt/stack/data/nova/instances (assuming you're still using the >> same local.conf I gave you a while back). >> >> Thanks, >> John >> >> > Hi Nikesh, I believe I already went through this with one of your coworkers via IRC a week or so ago. Check and make sure you're not using QEMU and that you're using KVM for your virtualization. This of course assumes you're on a modern processor that support nested virt. To check this, just set: virt_type=kvm in your nova.conf. You may need to enable virt settings on your physical machines bios.
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