19.14. Data Compression

cfs_gc (boolean)

Enables/disables background garbage collection of compressed pages. Default: on

cfs_encryption (boolean)

Enables/disables encryption of compressed pages. Default: off

cfs_gc_workers (integer)

Number of CFS background garbage collection workers. Default: 1

cfs_level (integer)

CFS compression level: 0 — no compression, 1 — maximal speed. Other possible values depend on the specific compression algorithm used. For example, 9 for zlib or 19 for zstd. Default: 1

cfs_gc_threshold (integer)

Minimum percent of garbage blocks in the file required to start garbage collection. Default: 50%

cfs_gc_period (integer)

Time interval between CFS garbage collection iterations, in milliseconds. Default: 5 seconds

cfs_gc_delay (integer)

Time interval for which garbage collection is paused after each file defragmentation, in milliseconds. Default: 0