Commit | Line | Data |
---|---|---|
b59d0bae NJ |
1 | What: /sys/fs/f2fs/<disk>/gc_max_sleep_time |
2 | Date: July 2013 | |
3 | Contact: "Namjae Jeon" <namjae.jeon@samsung.com> | |
4 | Description: | |
5 | Controls the maximun sleep time for gc_thread. Time | |
6 | is in milliseconds. | |
7 | ||
8 | What: /sys/fs/f2fs/<disk>/gc_min_sleep_time | |
9 | Date: July 2013 | |
10 | Contact: "Namjae Jeon" <namjae.jeon@samsung.com> | |
11 | Description: | |
12 | Controls the minimum sleep time for gc_thread. Time | |
13 | is in milliseconds. | |
14 | ||
15 | What: /sys/fs/f2fs/<disk>/gc_no_gc_sleep_time | |
16 | Date: July 2013 | |
17 | Contact: "Namjae Jeon" <namjae.jeon@samsung.com> | |
18 | Description: | |
19 | Controls the default sleep time for gc_thread. Time | |
20 | is in milliseconds. | |
d2dc095f NJ |
21 | |
22 | What: /sys/fs/f2fs/<disk>/gc_idle | |
23 | Date: July 2013 | |
24 | Contact: "Namjae Jeon" <namjae.jeon@samsung.com> | |
25 | Description: | |
26 | Controls the victim selection policy for garbage collection. | |
3bac380c JK |
27 | |
28 | What: /sys/fs/f2fs/<disk>/reclaim_segments | |
29 | Date: October 2013 | |
30 | Contact: "Jaegeuk Kim" <jaegeuk.kim@samsung.com> | |
31 | Description: | |
32 | Controls the issue rate of segment discard commands. | |
33 | ||
34 | What: /sys/fs/f2fs/<disk>/ipu_policy | |
35 | Date: November 2013 | |
36 | Contact: "Jaegeuk Kim" <jaegeuk.kim@samsung.com> | |
37 | Description: | |
38 | Controls the in-place-update policy. | |
39 | ||
40 | What: /sys/fs/f2fs/<disk>/min_ipu_util | |
41 | Date: November 2013 | |
42 | Contact: "Jaegeuk Kim" <jaegeuk.kim@samsung.com> | |
43 | Description: | |
44 | Controls the FS utilization condition for the in-place-update | |
45 | policies. | |
46 | ||
c1ce1b02 JK |
47 | What: /sys/fs/f2fs/<disk>/min_fsync_blocks |
48 | Date: September 2014 | |
49 | Contact: "Jaegeuk Kim" <jaegeuk@kernel.org> | |
50 | Description: | |
51 | Controls the dirty page count condition for the in-place-update | |
52 | policies. | |
53 | ||
3bac380c JK |
54 | What: /sys/fs/f2fs/<disk>/max_small_discards |
55 | Date: November 2013 | |
56 | Contact: "Jaegeuk Kim" <jaegeuk.kim@samsung.com> | |
57 | Description: | |
58 | Controls the issue rate of small discard commands. | |
59 | ||
60 | What: /sys/fs/f2fs/<disk>/max_victim_search | |
61 | Date: January 2014 | |
62 | Contact: "Jaegeuk Kim" <jaegeuk.kim@samsung.com> | |
63 | Description: | |
64 | Controls the number of trials to find a victim segment. | |
cdfc41c1 | 65 | |
91796825 JK |
66 | What: /sys/fs/f2fs/<disk>/dir_level |
67 | Date: March 2014 | |
68 | Contact: "Jaegeuk Kim" <jaegeuk.kim@samsung.com> | |
69 | Description: | |
70 | Controls the directory level for large directory. | |
71 | ||
cdfc41c1 JK |
72 | What: /sys/fs/f2fs/<disk>/ram_thresh |
73 | Date: March 2014 | |
74 | Contact: "Jaegeuk Kim" <jaegeuk.kim@samsung.com> | |
75 | Description: | |
76 | Controls the memory footprint used by f2fs. | |
bba681cb JK |
77 | |
78 | What: /sys/fs/f2fs/<disk>/trim_sections | |
79 | Date: February 2015 | |
80 | Contact: "Jaegeuk Kim" <jaegeuk@kernel.org> | |
81 | Description: | |
82 | Controls the trimming rate in batch mode. | |
60b99b48 JK |
83 | |
84 | What: /sys/fs/f2fs/<disk>/cp_interval | |
85 | Date: October 2015 | |
86 | Contact: "Jaegeuk Kim" <jaegeuk@kernel.org> | |
87 | Description: | |
88 | Controls the checkpoint timing. | |
ea1a29a0 CY |
89 | |
90 | What: /sys/fs/f2fs/<disk>/ra_nid_pages | |
91 | Date: October 2015 | |
92 | Contact: "Chao Yu" <chao2.yu@samsung.com> | |
93 | Description: | |
94 | Controls the count of nid pages to be readaheaded. |