Is that http://wiki.openstack.org/XenAPI ?
On Sun, Sep 18, 2011 at 10:37 PM, Balaji Venkataraman <xbal...@gmail.com>wrote: > Thanks for clarifying, I've missed this if it were documented somewhere. > Now one follow up question to this is, how does a nova-code create another > vm, if it is not in control domain? Is that explained somewhere? > > Thanks and Regards, > Balaji > > > On Sun, Sep 18, 2011 at 10:29 PM, Ewan Mellor > <ewan.mel...@eu.citrix.com>wrote: > >> That’s not how we set it up, no. We use a service VM so that we can >> isolate Nova from XenServer’s control domain.**** >> >> ** ** >> >> This gives us better**** >> >> **· **fault tolerance - we can restart the whole VM if we need >> to, without disturbing the rest of the host**** >> >> **· **performance isolation - we can impose quality-of-service >> restrictions on the service VM, and**** >> >> **· **security - the two control planes can be isolated.**** >> >> ** ** >> >> It also means that we can run a modern distro in the service VM while the >> control domain stays with something older and stable.**** >> >> ** ** >> >> Cheers,**** >> >> ** ** >> >> Ewan.**** >> >> ** ** >> >> *From:* Balaji Venkataraman [mailto:xbal...@gmail.com] >> *Sent:* 18 September 2011 22:21 >> *To:* Ewan Mellor >> *Cc:* Rafi Khardalian; Todd Deshane; openstack@lists.launchpad.net >> >> *Subject:* Re: [Openstack] openstack for citrix xenserver 5.6 SP2**** >> >> ** ** >> >> Thanks for your reply. Isn't nova-node installed on the Hypervisor >> directly? Is there something I've failed to understand? >> >> Thanks and Regards, >> Balaji**** >> >> On Sun, Sep 18, 2011 at 9:54 PM, Ewan Mellor <ewan.mel...@eu.citrix.com> >> wrote:**** >> >> Plenty of people are using OpenStack with XenServer in major deployments, >> including Rackspace and Citrix. If you’re struggling to get it working, >> then I apologise for our poor documentation! We’d certainly like to >> understand why so that we can fix the problem. I’ve cc’d Todd Deshane at >> Xen.org, who has been working on this recently too.**** >> >> **** >> >> To start with, I think that you’re going about it completely the wrong >> way. The instructions are set up for a virtual machine running the Nova >> components, with only a few minor modifications to XenServer itself (the >> addition of a few plugins). If you’re compiling apt-get from source then >> you are definitely going to fail! You should start with a VM and install >> Nova there (Ubuntu Maverick works well if you’re following those >> instructions below, though anything with Python 2.6 should work with enough >> effort).**** >> >> **** >> >> I can also tell you that XenServer 6.0 will be released in approximately >> one week (it has already left engineering). That release has a number of >> major improvements targeted at OpenStack, including a massive performance >> boost on the networking side and new versions of Xen and the Open vSwitch. >> I strongly recommend working with XS 6.**** >> >> **** >> >> Cheers,**** >> >> **** >> >> Ewan Mellor,**** >> >> Director, Engineering, OpenStack at Citrix.**** >> >> **** >> >> *From:* openstack-bounces+ewan.mellor=citrix....@lists.launchpad.net[mailto: >> openstack-bounces+ewan.mellor=citrix....@lists.launchpad.net] *On Behalf >> Of *Balaji Venkataraman >> *Sent:* 18 September 2011 21:00 >> *To:* Rafi Khardalian >> *Cc:* openstack@lists.launchpad.net >> *Subject:* Re: [Openstack] openstack for citrix xenserver 5.6 SP2**** >> >> **** >> >> Rafi: >> >> Thanks for the link, I looked at it earlier, from what I understand the >> wiki page assumes >> a Type 2 Hypervisor. My idea is to make Citrix Xenserver (Type 1 >> Hypervisor) as a >> nova-node. I spent sometime on this but was going no where. Installed >> gcc, g++, make >> etc to compile apt-get from source on Xenserver. Then ran into issues as >> apt-get >> expects some files which are missing in Xenserver. >> >> Hope someone can shed some light, I see openstack claims support in >> Xenserver but >> is it on a standard Xenserver downloaded from Citrix or a custom built >> Xenserver? >> >> Thanks and Regards, >> Balaji**** >> >> On Sun, Sep 18, 2011 at 6:43 PM, Rafi Khardalian <r...@metacloud.com> >> wrote:**** >> >> The only document covering the subject is here:**** >> >> **** >> >> http://wiki.openstack.org/XenServerDevelopment**** >> >> **** >> >> Support for Xenserver seems more like a work-in-progress than anything I >> would consider using in a production environment. XAPI plugins need to be >> installed on each hypervisor's dom0 with an associated nova-compute instance >> also running as a domU (one per pool is not sufficient, AFAIK). After >> battling with it for almost a week, I gave up and decided to go with KVM. >> Thus far I've been rather pleased with the combination.**** >> >> **** >> >> If anyone has more information about this, I'd be happy to be wrong.**** >> >> **** >> >> Rafi**** >> >> **** >> >> **** >> >> On Sun, Sep 18, 2011 at 5:44 PM, Balaji Venkataraman <xbal...@gmail.com >> > wrote:**** >> >> **** >> >> >> We are trying to configure citrix xenserver as nova-node, but we are not >> able to install the nova tools, is this supported? If so, can someone share >> the details or point to the wiki page. >> >> >> Thanks and Regards, >> Balaji**** >> >> **** >> >> ** ** >> > >
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