dirty-bitmap

  1. S

    mehrere Proxmox Backup Server -> Probleme mit der bitmap?

    Hallo zusammen Mein System: kleines PVE-Cluster im Rechenzentrum erstes PBS Backup auf PBS und Speicher vom RZ zweites Backup auf meinen lokalen PBS mit smb-Storage auf NAS Gedanklicher Hintergrund: PBS-Storage im RZ hat eine sehr schnelle Anbindung an meine PVE-Server und kann dadurch schnell...
  2. EvertM

    [SOLVED] dirty-bitmap status

    Hi all, We have a bunch of VMs that we back up twice a day, to 2 different destinations: once to PBS and once to NFS. I had expected the dirty-bitmap to become invalid because of the alternating backup destinations, but apparently, that's not an issue because one uses vzdump and the other PBS...
  3. P

    Query on the dirty bitmap

    Hello All, Hope this email finds you well. I have been trying with proxmox for a while now, and have come across a problem specific to dirty bitmaps. I have enabled bitmap on the qcow2 disk image using 'qemu-img bitmap' command, exposed the bitmap over a unix socket using 'qemu-nbd' command...
  4. N

    Backup of stopped VMs / revisiting full backups for these VMs

    Hi, I know this has been discussed a bit in a previous thread, such as: https://forum.proxmox.com/threads/dirty-new-bitmaps.81754/page-3 but I wanted to see if there has been any movement in the opinion of allowing administrators to force bitmap persistence on stopped VMs. As Krzysztof...
  5. V

    Troubleshooting Disk Bitmap Count Discrepancy in Live VM Environment

    I'm currently scripting a process involving the creation of a disk bitmap using QMP commands. Initially, the bitmap count is set at 131072. However, after adding or modifying data on the disk, the count doesn't increase. To troubleshoot this issue, I conducted a similar process with the VM...
  6. S

    Very large volume (10TB disk)

    Hello, We are really happy with PBS! Back-up is much faster and we can hold more retention with the incremental/deduplcation function. We have a dedicated PBS server with 12 x 8TB disk en 2 x Enterprise SSD for special device. We currently have set special_small_blocks to 4K, is this the right...
  7. K

    Some Windows Server generates way too much dirty backups

    Dear Proxmox community members, first A HUGE THANK for absolutely amazing tools, including PBS. Testing it on two places already some weeks and after understanding the retention setting I say it is a life saver. I am down from 4 hrs to 1 hr with daily virtual machines backups. Amazing...
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