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'; [email protected] Cc: [email protected] 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:[email protected]] Sent: Tuesday, February 18, 2014 8:22 PM To: Gnan Kumar, Yalla Cc: [email protected] 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, <[email protected]> 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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