Re: [Openstack] Ceph as a NOVA-INST-DIR/instances/ storage backend

2012-06-25 Thread Florian Haas
On Mon, Jun 25, 2012 at 6:03 PM, Tommi Virtanen wrote: > On Sat, Jun 23, 2012 at 11:42 AM, Igor Laskovy wrote: >> Hi all from hot Kiev)) >> >> Does anybody use Ceph as a backend storage for NOVA-INST-DIR/instances/ ? Yes. http://www.sebastien-han.fr/blog/2012/06/10/introducing-ceph-to-openstack/

Re: [Openstack] Multiple nova-compute hosts, single-host nova-network, and a guest unreachable via its floating IP

2012-06-21 Thread Florian Haas
Just wanted to say thanks to Vish, Sébastien and Adam for their input on this thread. I haven't been able to return to my test setup to try out the suggestions, but hope to be able to do so in the next few days. Lest you think I'm ignoring you. :) Cheers, Florian

Re: [Openstack] Ceph/OpenStack integration on Ubuntu precise: horribly broken, or am I doing something wrong?

2012-06-21 Thread Florian Haas
On Fri, Jun 22, 2012 at 7:43 AM, James Page wrote: You can type faster than I can... I'm working on getting this resolved in the current dev release of Ubuntu in the next few days after which it will go through the normal SRU process for Ubuntu 12.04. >> Sweet, thanks! > > The

[Openstack] Multiple nova-compute hosts, single-host nova-network, and a guest unreachable via its floating IP

2012-06-19 Thread Florian Haas
Hi everyone, perhaps someone can shed some light on a floating IP issue. I have 2 nova-compute nodes (call them alice and bob), one of them (alice) is also running nova-network. bob uses alice as its --metadata_host and --network_host. I assign a floating IP to a guest running on bob. Expectedly

Re: [Openstack] Ceph + OpenStack [HOW-TO]

2012-06-10 Thread Florian Haas
On 06/10/12 23:32, Sébastien Han wrote: > Hello everyone, > > I recently posted on my website an introduction to ceph and the > integration of Ceph in OpenStack. > It could be really helpful since the OpenStack documentation has not > dealt with it so far. > > Feel free to comment, express your o

Re: [Openstack] Ceph/OpenStack integration on Ubuntu precise: horribly broken, or am I doing something wrong?

2012-06-08 Thread Florian Haas
On Fri, Jun 8, 2012 at 5:59 PM, James Page wrote: > -BEGIN PGP SIGNED MESSAGE- > Hash: SHA256 > > Hi Josh > > On 08/06/12 16:48, Josh Durgin wrote: >> There's an Ubuntu bug already: >> >> https://bugs.launchpad.net/ubuntu/+source/ceph/+bug/981130 >> >> librgw was not complete, and wasn't a

Re: [Openstack] Ceph/OpenStack integration on Ubuntu precise: horribly broken, or am I doing something wrong?

2012-06-08 Thread Florian Haas
On Fri, Jun 8, 2012 at 5:48 PM, Josh Durgin wrote: > Hi Florian, > > There's an Ubuntu bug already: > > https://bugs.launchpad.net/ubuntu/+source/ceph/+bug/981130 > > librgw was not complete, and wasn't actually used by radosgw, so it was > dropped. The Ubuntu package just needs to be updated to r

[Openstack] Ceph/OpenStack integration on Ubuntu precise: horribly broken, or am I doing something wrong?

2012-06-08 Thread Florian Haas
Hi everyone, apologies for the cross-post, and not sure if this is new information. I did do a cursory check of both list archives and didn't find anything pertinent, so here goes. Feel free to point me to an existing thread if I'm merely regurgitating something that's already known. Either I'm d

Re: [Openstack] "nova live-migration" failing on Ubuntu precise; libvirt live migration is OK

2012-06-07 Thread Florian Haas
On Thu, Jun 7, 2012 at 9:53 AM, Thierry Carrez wrote: > Florian Haas wrote: >> a few people have reported issues with live migration lately, and >> I've been digging into them to narrow them down. >> >> The symptom is relatively easy to describe: you run "n

[Openstack] "nova live-migration" failing on Ubuntu precise; libvirt live migration is OK

2012-06-06 Thread Florian Haas
Hi everyone, a few people have reported issues with live migration lately, and I've been digging into them to narrow them down. The symptom is relatively easy to describe: you run "nova live-migration ", and nothing happens. A few words of background: - System is Ubuntu precise with stock pack

Re: [Openstack] What does "nova migrate" do, exactly?

2012-06-05 Thread Florian Haas
On 06/05/12 17:27, Vishvananda Ishaya wrote: > No, migrate does "dead" migration on a server. Essentially snapshots the > drive transfers it to a new server and reboots. Migrate and live-migration > do need to be consolidated. Um, OK. How do I specify where to migrate to? nova help migrate us

Re: [Openstack] doc: "Reference for Configuration Options in nova.conf" shows up twice in the Compute Admin Manual

2012-06-05 Thread Florian Haas
On 06/05/12 14:45, Anne Gentle wrote: > In a word, yes. > > I noticed this yesterday but hadn't logged a bug about it, thanks Florian. https://review.openstack.org/8181 https://review.openstack.org/8182 Cheers, Florian ___ Mailing list: https://launch

[Openstack] What does "nova migrate" do, exactly?

2012-06-05 Thread Florian Haas
Hi everyone, do I understand correctly that "nova migrate" is intended to upgrade an instance's configuration from one Nova version to the next? I can't seem to find it documented anywhere, and would be happy to provide a doc patch if my hunch is correct. Also if my assumption is correct, would p

[Openstack] A humble addition to the docs: OpenStack High Availability Guide

2012-06-04 Thread Florian Haas
Hi everyone, apologies that this took me longer than expected; I had to fight a few fights with Maven, and resort to Anne's direct help, to get to this point (thanks again Anne). I've just submitted a documentation change to Gerrit that's a result of the high-availability session we had at the Fo

Re: [Openstack] rabbit MQ and mirrored queues

2012-05-25 Thread Florian Haas
Stephen, On Fri, May 25, 2012 at 3:18 PM, Stephen Gran wrote: > Hello, > > I am investigating various high availability options for a pending > deploy of open stack.  One of the obvious services to make resilient is > the mq service.  We're going to be using rabbitmq, and we'll most likely > have

Re: [Openstack] Howto Nova setup with HA?

2012-03-21 Thread Florian Haas
Hi everyone, apologies for the cross-post; I believe this might be interesting to people on both the openstack and the pacemaker lists. Please see below. On Tue, Feb 14, 2012 at 9:07 AM, i3D.net - Tristan van Bokkem wrote: > Hi Stackers, > > It seems running Openstack components in High Availabi

Re: [Openstack] Howto Nova setup with HA?

2012-02-21 Thread Florian Haas
For some reason it appears that Darren's message is late in making it into my inbox, so I'm replying to Tristan's response instead. On Tue, Feb 21, 2012 at 3:40 PM, i3D.net - Tristan van Bokkem wrote: > Agreed, but you're talking about HA at a different layer - within the > applications that will

Re: [Openstack] Howto Nova setup with HA?

2012-02-21 Thread Florian Haas
On Tue, Feb 21, 2012 at 12:51 PM, Darren Birkett wrote: > Surely it depends what you want out of it?  If just pure high > availability (ie ability to continue functioning  when primary node > goes down), then doesn't a master/master with floating IP fit the > bill? Master/master with a floating I

Re: [Openstack] Howto Nova setup with HA?

2012-02-21 Thread Florian Haas
On Tue, Feb 21, 2012 at 12:34 PM, i3D.net - Tristan van Bokkem wrote: > Ho Florian, > > I respect your opinion of course and I am not here to start a fight. Point > is, how I understand it Nova really isn't very flexible on High Availability > terms. I have now a master/master mysql setup with a V

Re: [Openstack] Howto Nova setup with HA?

2012-02-17 Thread Florian Haas
On Thu, Feb 16, 2012 at 3:09 PM, Tom Ellis wrote: > nova-volume service >  * Current weakness in the HA setup, unless you are willing to use iscsi > tgtd with DRBD. I believe this would still have some problems when > failing over with the initiators that are logged in. Nope, this is well underst