1. G

    ceph pool compression lz4

    Hi, to save some space on our ssd-pool i've enabled compression on the pool: ceph osd pool set VMS compression_algorithm lz4 ceph osd pool set VMS compression_mode aggressive with: ceph df detail, i can get some details but cannot verify if it works. Any hints? Is "ratio" needed as well...
  2. D

    Ceph - Bluestore - Crash - Compressed Erasure Coded Pool

    We initially tried this with Ceph 12.2.4 and subsequently re-created the problem with 12.2.5. Using 'lz4' compression on a Ceph Luminous erasure coded pool causes OSD processes to crash. Changing the compressor to snappy results in the OSD being stable, when the crashed OSD starts thereafter...
  3. M

    hint: ZFS w/ lz4 vs. logrotate gzip

    Me being a curious guy which loves ZFS since years, i was installing ZFS on my Desktop to (slightly guided by this). I've stumbled upon an interesting statement: Ok, sounds legit. To apply to Proxmox and LXC Containers on ZFS, i've used this handy snippet ($TANK is the ZFS dataset which holds...


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