Please suggest a procedure for this uninstallation process?
Regards Gaurav Goyal On Wed, Aug 3, 2016 at 5:58 PM, Gaurav Goyal <er.gauravgo...@gmail.com> wrote: > 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. >> >> ------------------------------ >> >>
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