slow performance

  1. J

    Unresponsive VM during backups

    Dear all, We have a recurring issue where our VM become either very slow or unresponsive during backups. We have a cluster of 6 hypervisors (3 with SAS disks, 2 with SSDs, 1 with SATA disks, all servers have 3 identical disks on a LSI MegaRAID RAID5) backing up to a shared NFS mount (1 Gbps...
  2. DynFi User

    Slow perf: removing zfs intent log and l2arc

    We have a Proxmox install where everything is up and running and up to date (5.2.5)… but with ridiculously slow performances (write) on the disks. For a dual socket with 256GB of RAM and SAS 10K disks this is really bad… System has been formated with two SSD (Mirror) for the system on...
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