ssd emulation

  1. Why "discard" isn't enabled by default?

    I was wondering, why the "discard" option at Hard Disk isn't set by default. Can that cause negative effects or why it's not set by default?
  2. QEMU - Can we Add emulated NVME Devices to Guests?

    My servers all run HGST260 enterprise PCIe NVMe drives, mirrored. The drives have great performance, but my guests seem to be limited by queue depth. Are we able to use emulated NVMe devices to increase the parallelization of disk IO, and would this help relative to the standard SCSI devices? I...
  3. SSD emulation on ZFS

    Hello, I am wondering if since we're using local ZFS for our VM storage, should we set all Hard Disks to "SSD emulation"? I know on Windows, this stops things like defrag from running, which kills CoW storage like ZFS. Does it do something similar on linux guests? Are there any other ZFS best...
  4. Cannot set ssd emulation

    Hi, Recently I created a disk on VM with SSD Emulation ticked but everytime i click OK, It produced a error like this Is anyone facing this too? Or it just me? :D Oh, I'm using PVE 5.2.1 here. Thank you


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