#zfs compression

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    [SOLVED] ZFS Backup and Restore massively fill RAM and eventually SWAP with ZST compression

    Hello, recently I noticed a problem with ZFS and creating compressed backups (ZST compression) on the latest Proxmox VE 6.3-6. Every time I create a backup, my entire RAM + some SWAP (64 GB DDR4 + 32 GB SWAP) quickly fill up. This RAM won't (!) free up after the process has finished and will...
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    ZFS ashift defaults & ZFS compression or not on encrypted VM disk storage question

    Hello friends, I have 2 questions. My first question is about ZFS ashift. I was following this thread about ZFS and default ashift value of 9 vs 12 for zpools. https://github.com/zfsonlinux/zfs/issues/6373 Regarding ZFS on Linux used in Proxmox 5.1, is it true that when you create a zpool...
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