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| author | Daeho Jeong <daehojeong@google.com> | 2020-07-02 13:14:14 +0900 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2020-07-07 21:51:49 -0700 |
| commit | 0e5e81114de1c4ac32e36f057256653a04f27a33 (patch) | |
| tree | 82b722cb81adf2219906c8d8cf75e50b699edddf /Documentation/ABI/testing/sysfs-fs-f2fs | |
| parent | 6b12367da22f1c9d4d0073f8d802f616c735f95b (diff) | |
| download | linux-stable-0e5e81114de1c4ac32e36f057256653a04f27a33.tar.gz linux-stable-0e5e81114de1c4ac32e36f057256653a04f27a33.tar.bz2 linux-stable-0e5e81114de1c4ac32e36f057256653a04f27a33.zip | |
f2fs: add GC_URGENT_LOW mode in gc_urgent
Added a new gc_urgent mode, GC_URGENT_LOW, in which mode
F2FS will lower the bar of checking idle in order to
process outstanding discard commands and GC a little bit
aggressively.
Signed-off-by: Daeho Jeong <daehojeong@google.com>
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'Documentation/ABI/testing/sysfs-fs-f2fs')
| -rw-r--r-- | Documentation/ABI/testing/sysfs-fs-f2fs | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/Documentation/ABI/testing/sysfs-fs-f2fs b/Documentation/ABI/testing/sysfs-fs-f2fs index 4bb93a06d8ab..7f730c4c8df2 100644 --- a/Documentation/ABI/testing/sysfs-fs-f2fs +++ b/Documentation/ABI/testing/sysfs-fs-f2fs @@ -229,7 +229,9 @@ Date: August 2017 Contact: "Jaegeuk Kim" <jaegeuk@kernel.org> Description: Do background GC agressively when set. When gc_urgent = 1, background thread starts to do GC by given gc_urgent_sleep_time - interval. It is set to 0 by default. + interval. When gc_urgent = 2, F2FS will lower the bar of + checking idle in order to process outstanding discard commands + and GC a little bit aggressively. It is set to 0 by default. What: /sys/fs/f2fs/<disk>/gc_urgent_sleep_time Date: August 2017 |