RBD for KVM comes out of the box for Ubuntu 14.x (perhaps also 12.x) - not with CentOS6, and not sure really about CentOS7 (probably not also...)
On 11 September 2015 at 09:53, Vadim Kimlaychuk <[email protected]> wrote: > For KVM hosts RBD comes "out of the box" with libvirt. For XenServer Ceph > (RBD) storage type is not yet implemented. I would say it is very > hypervisor-specific and does not depend much from Cloudstack. > > Regards, > > Vadim. > > > On 2015-09-11 08:55, Shetty, Pradeep wrote: > > I have one question: >> >> Is ceph rbd protocol supported by default on libvirt version >> 0.10.2-54.el6.x86_64 OR do we need to compile libvirt to support rbd within >> cloudstack. >> >> Regards, >> Pradeep >> >> -----Original Message----- >> From: Vadim Kimlaychuk [mailto:[email protected]] >> Sent: 09 September 2015 12:07 >> To: [email protected] >> Cc: Shetty, Pradeep >> Subject: RE: Unable to add Ceph KVM node in cloudstack >> >> Pradeep, >> >> I have installed CS 4.2 with Ceph storage successfully around year ago. >> There were no problem with configuration except the fact that you can't >> configure RBD storage as primary storage during Zone set-up. >> It must be NFS. >> After Zone is set-up and running you may add another primary storage and >> there you have list of choices where RBD type is present. >> After RBD is added you may assign this as default storage for particular >> cluster assuming that each cluster has its own primary storage. >> >> PS. I have also used Ceph object gateway to connect secondary storage. It >> works as expected. It would be nice to know which way are you going to >> integrate Ceph into CS? >> >> Vadim. >> >> On 2015-09-09 08:09, Shetty, Pradeep wrote: >> >> Please share steps for adding ceph RBD as primary storage using KVM >>> hypervisor in cloudstack. >>> >>> We are well aware of the best practices/recommendations for cloudstack. >>> >>> Regards, >>> Pradeep >>> >>> -----Original Message----- >>> From: Vadim Kimlaychuk [mailto:[email protected]] >>> Sent: 08 September 2015 12:14 >>> To: [email protected] >>> Subject: RE: Unable to add Ceph KVM node in cloudstack >>> >>> Pradeep, >>> >>> From documentation : >>> Warning -- It is NOT recommended to run services on this host not >>> controlled by CloudStack. >>> >>> Good practice -- KVM host must be virgin-clean. >>> >>> Vadim. >>> >>> On 2015-09-08 09:14, Shetty, Pradeep wrote: >>> >>> Hello Vadim, >>> >>> We have followed the same guide and using OVS version 2.3.2 . >>> >>> Ceph storage cluster is running on same KVM hypervisor and it fails >>> when adding to cloudstack. >>> >>> Regards, >>> Pradeep >>> >>> -----Original Message----- >>> From: Vadim Kimlaychuk [mailto:[email protected]] >>> Sent: 08 September 2015 11:34 >>> To: [email protected] >>> Cc: Shetty, Pradeep >>> Subject: Re: Unable to add Ceph KVM node in cloudstack >>> >>> Hello Shetty, >>> >>> It seems you agent or libvirt configuration is wrong. Please, specify >>> also do you use OVS or Linux bridge? >>> Did you follow this guide? >>> http://cloudstack-installation.readthedocs.org/en/latest/hypervisor/kv >>> [1] >>> [1 [1]] >>> m.html >>> [1 [2]] >>> >>> Regards, >>> >>> Vadim >>> >>> On 2015-09-08 08:18, Shetty, Pradeep wrote: >>> >>> Hello Folks, >>> >>> We are working on ceph(hammer, 0.94.3) implementation on kvm >>> hypervisor(centos 6.5) which will be integrated on cloudstack(4.4.2), >>> >>> --- Single KVM node( OS- CentOS 6.5, libvirt-0.10.2-54.el6.x86_64, >>> openvswitch 2.3.2) + ceph hammer, cluster health is Ok. >>> >>> We are unable to add the KVM host(new cluster) in cloudstack in an >>> existing zone, below is the error log. >>> >>> ----> agent log-- libvirt: XML-RPC error : Cannot write data: Broken >>> pipe >>> 03/09/2015 13:13:15 4882 jsvc.exec error: Service exit with a return >>> value of 143 >>> >>> Please let us know the exact steps to add Ceph KVM host to cloudstack. >>> >>> Thanks, >>> Pradeep >>> >> >> Links: >> ------ >> [1] >> >> >> http://cloudstack-installation.readthedocs.org/en/latest/hypervisor/kvm.html >> [2] >> [2 [2]] >> >> Links: >> ------ >> [1] >> http://cloudstack-installation.readthedocs.org/en/latest/hypervisor/kv >> [1] >> [2] >> >> http://cloudstack-installation.readthedocs.org/en/latest/hypervisor/kvm.html >> [2] >> > > > > Links: > ------ > [1] http://cloudstack-installation.readthedocs.org/en/latest/hypervisor/kv > [2] > http://cloudstack-installation.readthedocs.org/en/latest/hypervisor/kvm.html > -- Andrija Panić
