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Based on kernel version 3.15.4. Page generated on 2014-07-07 08:59 EST.

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.
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.
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	
47	What:		/sys/fs/f2fs/<disk>/max_small_discards
48	Date:		November 2013
49	Contact:	"Jaegeuk Kim" <jaegeuk.kim@samsung.com>
50	Description:
51			 Controls the issue rate of small discard commands.
52	
53	What:		/sys/fs/f2fs/<disk>/max_victim_search
54	Date:		January 2014
55	Contact:	"Jaegeuk Kim" <jaegeuk.kim@samsung.com>
56	Description:
57			 Controls the number of trials to find a victim segment.
58	
59	What:		/sys/fs/f2fs/<disk>/dir_level
60	Date:		March 2014
61	Contact:	"Jaegeuk Kim" <jaegeuk.kim@samsung.com>
62	Description:
63			 Controls the directory level for large directory.
64	
65	What:		/sys/fs/f2fs/<disk>/ram_thresh
66	Date:		March 2014
67	Contact:	"Jaegeuk Kim" <jaegeuk.kim@samsung.com>
68	Description:
69			 Controls the memory footprint used by f2fs.
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