Thanks for your prompt response! Situation is bit different now. Customer want us to remove the ceph storage configuration from scratch. Let is openstack system work without ceph. Later on install ceph with local disks.
So I need to know a procedure to uninstall ceph and unconfigure it from openstack. Regards Gaurav Goyal On 03-Aug-2016 4:59 pm, "David Turner" <david.tur...@storagecraft.com> wrote: > If I'm understanding your question correctly that you're asking how to > actually remove the SAN osds from ceph, then it doesn't matter what is > using the storage (ie openstack, cephfs, krbd, etc) as the steps are the > same. > > I'm going to assume that you've already added the new storage/osds to the > cluster, weighted the SAN osds to 0.0 and that the backfilling has > finished. If that is true, then your disk used space on the SAN's should > be basically empty while the new osds on the local disks should have a fair > amount of data. If that is the case, then for every SAN osd, you just run > the following commands replacing OSD_ID with the osd's id: > > # On the server with the osd being removed > sudo stop ceph-osd id=OSD_ID > ceph osd down OSD_ID > ceph osd out OSD_ID > ceph osd crush remove osd.OSD_ID > ceph auth del osd.OSD_ID > ceph osd rm OSD_ID > > Test running those commands on a test osd and if you had set the weight of > the osd to 0.0 previously and if the backfilling had finished, then what > you should see is that your cluster has 1 less osd than it used to, and no > pgs should be backfilling. > > HOWEVER, if my assumptions above are incorrect, please provide the output > of the following commands and try to clarify your question. > > ceph status > ceph osd tree > > I hope this helps. > > > Hello David, > > > > Can you help me with steps/Procedure to uninstall Ceph storage from > openstack environment? > > > > > > Regards > > Gaurav Goyal > > ------------------------------ > > <https://storagecraft.com> David Turner | Cloud Operations Engineer | > StorageCraft > Technology Corporation <https://storagecraft.com> > 380 Data Drive Suite 300 | Draper | Utah | 84020 > Office: 801.871.2760 | Mobile: 385.224.2943 > > ------------------------------ > > If you are not the intended recipient of this message or received it > erroneously, please notify the sender and delete it, together with any > attachments, and be advised that any dissemination or copying of this > message is prohibited. > ------------------------------ > >
_______________________________________________ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com
