Epidemiology & Technology

Blog Archive

Proxmox Ceph Commands

Monitors Removal MUST be done on the MON NODE Can follow similar process for MGR and MDS OSDs removal CEPH Crashes, Warnings, Status etc.
April 30, 2020

Proxmox recover a failed VM with CEPH disk to another VM

A Shortcut method ! Available Host - host0Failed host - host1Failed VM ID - 121 - scsi - disk 0 has the Identify an available VMID that can be used in the cluster. (VMID not already allcoated to any existing VM) - SAY it is 141 Check the VM 141
April 30, 2020

Proxmox Copy CEPH Disks to another VM

One of my proxmox hosts failed. It had a VM which was not in any HA group. The storage of that VM was within the shared CEPH pool called "cephpool1" . The major issue is that for the failed host, only the VMID was visible in GUI and not the
April 30, 2020

Percona Monitoring and Management on Proxmox

PMM Server is supplied as a Open Virtualization Format (OVF) appliance file. Proxmox does not directly support the same but we can follow a few steps to make it work ! In my case, I used CEPH rbd storage in proxmox cluster for innstalling PMM. Downlaoded from HERE Steps SCP
April 28, 2020

Ceph Keyring Locations on Proxmox

Reference CephFS documentation https://docs.ceph.com/docs/master/cephfs/ Standard cepfFS commands Ceph Users REDHAT SUSE To restrict clients to only mount and work within a certain directory, use path-based MDS authentication capabilities. For example, to restrict the MDS daemon to write metadata only to a particular directory, specify that directory while creating the client
April 21, 2020