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| author |   Sergey Senozhatsky <senozhatsky@chromium.org> | 2024-09-02 19:56:09 +0900 |
|---|---|---|
| committer |   Andrew Morton <akpm@linux-foundation.org> | 2024-09-09 16:39:11 -0700 |
| commit | 1e673c8cf7f9c1156f615b7c00f224a8110070da (patch) | |
| tree | 30b17af72a84640b5b9b343acc0aa4d83f077ae3 /tools/perf/scripts/python/call-graph-from-postgresql.py | |
| parent | zram: add dictionary support to lz4 (diff) | |
| download | wireguard-linux-1e673c8cf7f9c1156f615b7c00f224a8110070da.tar.xz wireguard-linux-1e673c8cf7f9c1156f615b7c00f224a8110070da.zip | |
zram: add dictionary support to lz4hc
Support pre-trained dictionary param. Just like lz4, lz4hc doesn't
mandate specific format of the dictionary and zstd --train can be used to
train a dictionary for lz4, according to [1].
TEST
====
*** lz4hc
/sys/block/zram0/mm_stat
1750638592 608954620 621031424 0 621031424 1 0 34288 34288
*** lz4hc dict=/etc/lz4-dict-amd64
/sys/block/zram0/mm_stat
1750671360 505068582 514994176 0 514994176 1 0 34278 34278
[1] https://github.com/lz4/lz4/issues/557
Link: https://lkml.kernel.org/r/20240902105656.1383858-22-senozhatsky@chromium.org
Signed-off-by: Sergey Senozhatsky <senozhatsky@chromium.org>
Cc: Minchan Kim <minchan@kernel.org>
Cc: Nick Terrell <terrelln@fb.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'tools/perf/scripts/python/call-graph-from-postgresql.py')
0 files changed, 0 insertions, 0 deletions