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    ZFS Performance drop drastically after upgrade

    I'm happy to upgrade Proxmox6 a month ago(Feb/20), however ZFS IO delay increase higher and higher. I bench zpool rpool with fio, sequential write only get IOPS=28, BW=115KiB/s. Due to cache, sequential read is IOPS=206k, BW=806MiB/s. But it only get about 30~100MB/s to download older files from...
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    Switch to EFI from Legacy during upgrade 5 to 6

    Hi, eveyone! I'm not sure if and how I can switch from legacy to UEFI boot when uprage to pve6 in detail. It is excited for the support of UEFI boot on ZFS in pve6! Because I have to boot grub from external usb disk manuly each time, grub on ZFS disks only run in fresh installtion for a short...