Hi Kumar Follow this
http://karan-mj.blogspot.fi/2013/12/ceph-openstack-part-2.html ( part 3 , 4 and 5 as well ) http://ceph.com/docs/master/rbd/libvirt/ —karan singh On 19 Feb 2014, at 08:28, yalla.gnan.ku...@accenture.com wrote: > Hi, > > I want to implement two scenarios: > ------------------- > 1. Store the sample cirrOS image in ceph block device and use it to boot the > VMs. > 2. Use the ceph block device as a volume and attach it to the VMs. > > > Thanks > Kumar > > > -----Original Message----- > From: Gnan Kumar, Yalla > Sent: Wednesday, February 19, 2014 11:15 AM > To: 'Alfredo Deza'; ceph-users@lists.ceph.com > Cc: ceph-users@lists.ceph.com > Subject: RE: [ceph-users] Unable to add monitor nodes > > Hi, > > Now I am integrating ceph with openstack. I have installed openstack . Now > to test ceph, > how do I create a ceph block device and store the sample cirrOS image in it > and use it for booting VMs ? > > > Thanks > Kumar > > -----Original Message----- > From: Alfredo Deza [mailto:alfredo.d...@inktank.com] > Sent: Tuesday, February 18, 2014 8:22 PM > To: Gnan Kumar, Yalla > Cc: ceph-users@lists.ceph.com > Subject: Re: [ceph-users] Unable to add monitor nodes > > ceph-deploy is not able to add new monitors, this is a feature that is > actually being worked on at the moment > > See http://tracker.ceph.com/issues/6638 > > You will need to do this manually and specify all the things you are missing > following the Ceph docs here > http://ceph.com/docs/master/rados/operations/add-or-rm-mons/ > > On Mon, Feb 17, 2014 at 7:43 AM, <yalla.gnan.ku...@accenture.com> wrote: >> Hi, >> >> >> >> I am new user of ceph. I have installed a three node cluster following >> the ceph document. I have added OSDs and initial monitor. >> >> But while adding additional monitors, I am receiving this error as >> shown below. >> >> >> >> ---------------------------------------- >> >> user1@cephadmin:~/my-cluster$ ceph-deploy mon create cephnode2 >> >> [ceph_deploy.cli][INFO ] Invoked (1.3.5): /usr/bin/ceph-deploy mon >> create >> cephnode2 >> >> [ceph_deploy.mon][DEBUG ] Deploying mon, cluster ceph hosts cephnode2 >> >> [ceph_deploy.mon][DEBUG ] detecting platform for host cephnode2 ... >> >> [cephnode2][DEBUG ] connected to host: cephnode2 >> >> [cephnode2][DEBUG ] detect platform information from remote host >> >> [cephnode2][DEBUG ] detect machine type >> >> [ceph_deploy.mon][INFO ] distro info: Ubuntu 12.04 precise >> >> [cephnode2][DEBUG ] determining if provided host has same hostname in >> remote >> >> [cephnode2][DEBUG ] get remote short hostname >> >> [cephnode2][DEBUG ] deploying mon to cephnode2 >> >> [cephnode2][DEBUG ] get remote short hostname >> >> [cephnode2][DEBUG ] remote hostname: cephnode2 >> >> [cephnode2][DEBUG ] write cluster configuration to >> /etc/ceph/{cluster}.conf >> >> [cephnode2][DEBUG ] create the mon path if it does not exist >> >> [cephnode2][DEBUG ] checking for done path: >> /var/lib/ceph/mon/ceph-cephnode2/done >> >> [cephnode2][DEBUG ] done path does not exist: >> /var/lib/ceph/mon/ceph-cephnode2/done >> >> [cephnode2][INFO ] creating keyring file: >> /var/lib/ceph/tmp/ceph-cephnode2.mon.keyring >> >> [cephnode2][DEBUG ] create the monitor keyring file >> >> [cephnode2][INFO ] Running command: sudo ceph-mon --cluster ceph >> --mkfs -i >> cephnode2 --keyring /var/lib/ceph/tmp/ceph-cephnode2.mon.keyring >> >> [cephnode2][DEBUG ] ceph-mon: set fsid to >> b3d4e423-25a2-4380-8595-8b3fae4f8806 >> >> [cephnode2][DEBUG ] ceph-mon: created monfs at >> /var/lib/ceph/mon/ceph-cephnode2 for mon.cephnode2 >> >> [cephnode2][INFO ] unlinking keyring file >> /var/lib/ceph/tmp/ceph-cephnode2.mon.keyring >> >> [cephnode2][DEBUG ] create a done file to avoid re-doing the mon >> deployment >> >> [cephnode2][DEBUG ] create the init path if it does not exist >> >> [cephnode2][DEBUG ] locating the `service` executable... >> >> [cephnode2][INFO ] Running command: sudo initctl emit ceph-mon >> cluster=ceph >> id=cephnode2 >> >> [cephnode2][INFO ] Running command: sudo ceph --cluster=ceph >> --admin-daemon /var/run/ceph/ceph-mon.cephnode2.asok mon_status >> >> [cephnode2][ERROR ] admin_socket: exception getting command descriptions: >> [Errno 2] No such file or directory >> >> [cephnode2][WARNIN] monitor: mon.cephnode2, might not be running yet >> >> [cephnode2][INFO ] Running command: sudo ceph --cluster=ceph >> --admin-daemon /var/run/ceph/ceph-mon.cephnode2.asok mon_status >> >> [cephnode2][ERROR ] admin_socket: exception getting command descriptions: >> [Errno 2] No such file or directory >> >> [cephnode2][WARNIN] cephnode2 is not defined in `mon initial members` >> >> [cephnode2][WARNIN] monitor cephnode2 does not exist in monmap >> >> [cephnode2][WARNIN] neither `public_addr` nor `public_network` keys >> are defined for monitors >> >> [cephnode2][WARNIN] monitors may not be able to form quorum >> >> --------------------------------------------- >> >> >> >> What is the error about ? >> >> >> >> >> >> Thanks >> >> Kumar >> >> >> ________________________________ >> >> This message is for the designated recipient only and may contain >> privileged, proprietary, or otherwise confidential information. 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