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vm:proxmox:ceph:compression [2021/01/28 18:31] – created niziakvm:proxmox:ceph:compression [2021/01/28 19:45] (current) – niziak
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 [[https://docs.ceph.com/en/latest/rados/configuration/bluestore-config-ref/#inline-compression]] [[https://docs.ceph.com/en/latest/rados/configuration/bluestore-config-ref/#inline-compression]]
  
 +[[https://www.redhat.com/en/blog/red-hat-ceph-storage-33-bluestore-compression-performance|BlueStore compression performance]]
  
 +
 +<code bash>
 +ceph osd pool set rbd compression_algorithm snappy
 +ceph osd pool set rbd compression_mode aggressive
 +</code>
 +
 +Check compression ratios:
 +<code bash>
 +ceph daemon osd.2 perf dump | egrep -i "bluestore_compressed|bluestore_allocated|bluestore_stored|compress_.*_count"
 +</code>
 +
 +or
 <code bash> <code bash>
-ceph osd pool set rbd compresison_algorithm zstd +ceph daemon osd.0 perf dump | egrep -i "bluestore_compressed|bluestore_allocated|bluestore_stored|compress_.*_count|bluestore_write_big|bluestore_write_small"
-ceph osd pool set rbd compression_mode <mode> +
-ceph osd pool set <pool-name> compression_required_ratio <ratio>+
 </code> </code>