Thank you Marc, I wasn't aware that was an option so it will be very useful in future. I see for Ubuntu you can make use of debsums to verify packages.
Sadly I'm still looking for a solution to my host issue though. Kind regards Geoffrey Rhodes On 15 January 2018 at 23:31, Marc Roos <[email protected]> wrote: > > Maybe for the future: > > rpm {-V|--verify} [select-options] [verify-options] > > Verifying a package compares information about the installed > files in the package with information about the files taken > from the package metadata stored in the rpm database. Among > other things, verifying compares the size, digest, permis‐ > sions, type, owner and group of each file. Any discrepancies are > displayed. Files that were not installed from the pack‐ > age, for example, documentation files excluded on installation > using the "--excludedocs" option, will be silently ignored. > > > > > > -----Original Message----- > From: Geoffrey Rhodes [mailto:[email protected]] > Sent: maandag 15 januari 2018 16:39 > To: [email protected] > Subject: [ceph-users] Adding a host node back to ceph cluster > > Good day, > > I'm having an issue re-deploying a host back into my production ceph > cluster. > Due to some bad memory (picked up by a scrub) which has been replaced I > felt the need to re-install the host to be sure no host files were > damaged. > > Prior to decommissioning the host I set the crush weight's on each osd > to 0. > Once to osd's had flushed all data I stopped the daemon's. > I then purged the osd's from the crushmap with "ceph osd purge". > Followed by "ceph osd crush rm {host}" to remove the host bucket from > the crush map. > > I also ran "ceph-deploy purge {host}" & "ceph-deploy purgedata {host}" > from the management node. > I then reinstalled the host and made the necessary config changes > followed by the appropriate ceph-deploy commands (ceph-deploy > install..., ceph-deploy admin..., ceph-deploy osd create...) to bring > the host & it's osd's back into the cluster, - same as I would when > adding a new host node to the cluster. > > Running ceph osd df tree shows the osd's however the host node is not > displayed. > Inspecting the crush map I see no host bucket has been created or any > host's osd's listed. > The osd's also did not start which explains the weight being 0 but I > presume the osd's not starting isn't the only issue since the crush map > lacks the newly installed host detail. > > Could anybody maybe tell me where I've gone wrong? > I'm also assuming there shouldn't be an issue using the same host name > again or do I manually add the host bucket and osd detail back into the > crush map or should ceph-deploy not take care of that? > > Thanks > > OS: Ubuntu 16.04.3 LTS > Ceph version: 12.2.1 / 12.2.2 - Luminous > > > Kind regards > Geoffrey Rhodes > > > >
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