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  1. M

    PVE Backup Start Time Overlap

    We are beginning to use Proxmox Backup Server in place of the classic PVE Backup (vzdump), and we are trying to achieve chained backups (see: https://forum.proxmox.com/threads/chained-multiple-destination-backup.88106/). Since the backups are scheduled from the PVE side of the equation, I was...
  2. M

    Chained / Multiple Destination Backup

    We migrating small single server setups to use the new Proxmox Backup Server as opposed to in VM backup software. Previously we used backup software within the VM to to block level backups that would do a image type backup to a local storage drive, followed by a backup to a physically separate...
  3. M

    Proxmox Boot Drive Recovery - Cluster

    I have a small 3 node Proxmox/CEPH cluster in which I had the Proxmox boot drive fail on one of the units. Despite this, all the virtual machines continued running, and the CEPH portion continued running. I have since been able to shutdown the virtual machines and migrate them to the other...
  4. M

    Understanding and Minimizing ZFS Write Amplification

    While I have always known about ZFS write amplification I have never really tested or investigated the exact amount that was occurring on our Proxmox server builds. I recently wrote a post investigating performance of the various local storage options...
  5. M

    Quick and Dirty IO Performance Testing

    I have quite a few servers I manage, most are for SMB clients and some are coming up on server refreshes. I have been using Proxmox since v3.4 and we use a Proxmox CEPH cluster that we use within our own network, and am reasonably familiar with the product. The main focus I have is in...
  6. M

    Proxmox Host Crashing - Ideas?

    We are in the process of migrating our last ESXi based host to Proxmox. The problem is the Proxmox host is crashing and rebooting. There are no errors in the log and the system is located at a remote server location (not hosted, our hardware and location). We have been running this system in a...

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