1 what: /sys/kernel/mm/damon/ 1 what: /sys/kernel/mm/damon/
2 Date: Mar 2022 2 Date: Mar 2022
3 Contact: SeongJae Park <sj@kernel.org> 3 Contact: SeongJae Park <sj@kernel.org>
4 Description: Interface for Data Access MONi 4 Description: Interface for Data Access MONitoring (DAMON). Contains files
5 for controlling DAMON. For mo 5 for controlling DAMON. For more details on DAMON itself,
6 please refer to Documentation/ 6 please refer to Documentation/admin-guide/mm/damon/index.rst.
7 7
8 What: /sys/kernel/mm/damon/admin/ 8 What: /sys/kernel/mm/damon/admin/
9 Date: Mar 2022 9 Date: Mar 2022
10 Contact: SeongJae Park <sj@kernel.org> 10 Contact: SeongJae Park <sj@kernel.org>
11 Description: Interface for privileged users 11 Description: Interface for privileged users of DAMON. Contains files for
12 controlling DAMON that aimed t 12 controlling DAMON that aimed to be used by privileged users.
13 13
14 What: /sys/kernel/mm/damon/admin/kda 14 What: /sys/kernel/mm/damon/admin/kdamonds/nr_kdamonds
15 Date: Mar 2022 15 Date: Mar 2022
16 Contact: SeongJae Park <sj@kernel.org> 16 Contact: SeongJae Park <sj@kernel.org>
17 Description: Writing a number 'N' to this f 17 Description: Writing a number 'N' to this file creates the number of
18 directories for controlling ea 18 directories for controlling each DAMON worker thread (kdamond)
19 named '0' to 'N-1' under the k 19 named '0' to 'N-1' under the kdamonds/ directory.
20 20
21 What: /sys/kernel/mm/damon/admin/kda 21 What: /sys/kernel/mm/damon/admin/kdamonds/<K>/state
22 Date: Mar 2022 22 Date: Mar 2022
23 Contact: SeongJae Park <sj@kernel.org> 23 Contact: SeongJae Park <sj@kernel.org>
24 Description: Writing 'on' or 'off' to this 24 Description: Writing 'on' or 'off' to this file makes the kdamond starts or
25 stops, respectively. Reading 25 stops, respectively. Reading the file returns the keywords
26 based on the current status. !! 26 based on the current status. Writing 'update_schemes_stats' to
27 makes the kdamond reads the us !! 27 the file updates contents of schemes stats files of the
28 except 'state' again. Writing !! 28 kdamond.
29 this file makes the kdamond re <<
30 Writing 'update_schemes_stats' <<
31 schemes stats files of the kda <<
32 'update_schemes_tried_regions' <<
33 'tried_regions' directory of e <<
34 kdamond. Writing 'update_sche <<
35 updates only '.../tried_region <<
36 kdamond. Writing 'clear_schem <<
37 removes contents of the 'tried <<
38 'update_schemes_effective_quot <<
39 '.../quotas/effective_bytes' f <<
40 29
41 What: /sys/kernel/mm/damon/admin/kda 30 What: /sys/kernel/mm/damon/admin/kdamonds/<K>/pid
42 Date: Mar 2022 31 Date: Mar 2022
43 Contact: SeongJae Park <sj@kernel.org> 32 Contact: SeongJae Park <sj@kernel.org>
44 Description: Reading this file returns the 33 Description: Reading this file returns the pid of the kdamond if it is
45 running. 34 running.
46 35
47 What: /sys/kernel/mm/damon/admin/kda 36 What: /sys/kernel/mm/damon/admin/kdamonds/<K>/contexts/nr_contexts
48 Date: Mar 2022 37 Date: Mar 2022
49 Contact: SeongJae Park <sj@kernel.org> 38 Contact: SeongJae Park <sj@kernel.org>
50 Description: Writing a number 'N' to this f 39 Description: Writing a number 'N' to this file creates the number of
51 directories for controlling ea 40 directories for controlling each DAMON context named '0' to
52 'N-1' under the contexts/ dire 41 'N-1' under the contexts/ directory.
53 42
54 What: /sys/kernel/mm/damon/admin/kda <<
55 Date: Apr 2022 <<
56 Contact: SeongJae Park <sj@kernel.org> <<
57 Description: Reading this file returns the <<
58 sets on the currently running <<
59 <<
60 What: /sys/kernel/mm/damon/admin/kda 43 What: /sys/kernel/mm/damon/admin/kdamonds/<K>/contexts/<C>/operations
61 Date: Mar 2022 44 Date: Mar 2022
62 Contact: SeongJae Park <sj@kernel.org> 45 Contact: SeongJae Park <sj@kernel.org>
63 Description: Writing a keyword for a monito 46 Description: Writing a keyword for a monitoring operations set ('vaddr' for
64 virtual address spaces monitor !! 47 virtual address spaces monitoring, and 'paddr' for the physical
65 address ranges monitoring, and !! 48 address space monitoring) to this file makes the context to use
66 space monitoring) to this file !! 49 the operations set. Reading the file returns the keyword for
67 operations set. Reading the f !! 50 the operations set the context is set to use.
68 operations set the context is <<
69 <<
70 Note that only the operations <<
71 'avail_operations' file are va <<
72 51
73 What: /sys/kernel/mm/damon/admin/kda 52 What: /sys/kernel/mm/damon/admin/kdamonds/<K>/contexts/<C>/monitoring_attrs/intervals/sample_us
74 Date: Mar 2022 53 Date: Mar 2022
75 Contact: SeongJae Park <sj@kernel.org> 54 Contact: SeongJae Park <sj@kernel.org>
76 Description: Writing a value to this file s 55 Description: Writing a value to this file sets the sampling interval of the
77 DAMON context in microseconds 56 DAMON context in microseconds as the value. Reading this file
78 returns the value. 57 returns the value.
79 58
80 What: /sys/kernel/mm/damon/admin/kda 59 What: /sys/kernel/mm/damon/admin/kdamonds/<K>/contexts/<C>/monitoring_attrs/intervals/aggr_us
81 Date: Mar 2022 60 Date: Mar 2022
82 Contact: SeongJae Park <sj@kernel.org> 61 Contact: SeongJae Park <sj@kernel.org>
83 Description: Writing a value to this file s 62 Description: Writing a value to this file sets the aggregation interval of
84 the DAMON context in microseco 63 the DAMON context in microseconds as the value. Reading this
85 file returns the value. 64 file returns the value.
86 65
87 What: /sys/kernel/mm/damon/admin/kda 66 What: /sys/kernel/mm/damon/admin/kdamonds/<K>/contexts/<C>/monitoring_attrs/intervals/update_us
88 Date: Mar 2022 67 Date: Mar 2022
89 Contact: SeongJae Park <sj@kernel.org> 68 Contact: SeongJae Park <sj@kernel.org>
90 Description: Writing a value to this file s 69 Description: Writing a value to this file sets the update interval of the
91 DAMON context in microseconds 70 DAMON context in microseconds as the value. Reading this file
92 returns the value. 71 returns the value.
93 72
94 What: /sys/kernel/mm/damon/admin/kda 73 What: /sys/kernel/mm/damon/admin/kdamonds/<K>/contexts/<C>/monitoring_attrs/nr_regions/min
95 74
96 WDate: Mar 2022 75 WDate: Mar 2022
97 Contact: SeongJae Park <sj@kernel.org> 76 Contact: SeongJae Park <sj@kernel.org>
98 Description: Writing a value to this file s 77 Description: Writing a value to this file sets the minimum number of
99 monitoring regions of the DAMO 78 monitoring regions of the DAMON context as the value. Reading
100 this file returns the value. 79 this file returns the value.
101 80
102 What: /sys/kernel/mm/damon/admin/kda 81 What: /sys/kernel/mm/damon/admin/kdamonds/<K>/contexts/<C>/monitoring_attrs/nr_regions/max
103 Date: Mar 2022 82 Date: Mar 2022
104 Contact: SeongJae Park <sj@kernel.org> 83 Contact: SeongJae Park <sj@kernel.org>
105 Description: Writing a value to this file s 84 Description: Writing a value to this file sets the maximum number of
106 monitoring regions of the DAMO 85 monitoring regions of the DAMON context as the value. Reading
107 this file returns the value. 86 this file returns the value.
108 87
109 What: /sys/kernel/mm/damon/admin/kda 88 What: /sys/kernel/mm/damon/admin/kdamonds/<K>/contexts/<C>/targets/nr_targets
110 Date: Mar 2022 89 Date: Mar 2022
111 Contact: SeongJae Park <sj@kernel.org> 90 Contact: SeongJae Park <sj@kernel.org>
112 Description: Writing a number 'N' to this f 91 Description: Writing a number 'N' to this file creates the number of
113 directories for controlling ea 92 directories for controlling each DAMON target of the context
114 named '0' to 'N-1' under the c 93 named '0' to 'N-1' under the contexts/ directory.
115 94
116 What: /sys/kernel/mm/damon/admin/kda 95 What: /sys/kernel/mm/damon/admin/kdamonds/<K>/contexts/<C>/targets/<T>/pid_target
117 Date: Mar 2022 96 Date: Mar 2022
118 Contact: SeongJae Park <sj@kernel.org> 97 Contact: SeongJae Park <sj@kernel.org>
119 Description: Writing to and reading from th 98 Description: Writing to and reading from this file sets and gets the pid of
120 the target process if the cont 99 the target process if the context is for virtual address spaces
121 monitoring, respectively. 100 monitoring, respectively.
122 101
123 What: /sys/kernel/mm/damon/admin/kda 102 What: /sys/kernel/mm/damon/admin/kdamonds/<K>/contexts/<C>/targets/<T>/regions/nr_regions
124 Date: Mar 2022 103 Date: Mar 2022
125 Contact: SeongJae Park <sj@kernel.org> 104 Contact: SeongJae Park <sj@kernel.org>
126 Description: Writing a number 'N' to this f 105 Description: Writing a number 'N' to this file creates the number of
127 directories for setting each D 106 directories for setting each DAMON target memory region of the
128 context named '0' to 'N-1' und 107 context named '0' to 'N-1' under the regions/ directory. In
129 case of the virtual address sp 108 case of the virtual address space monitoring, DAMON
130 automatically sets the target 109 automatically sets the target memory region based on the target
131 processes' mappings. 110 processes' mappings.
132 111
133 What: /sys/kernel/mm/damon/admin/kda 112 What: /sys/kernel/mm/damon/admin/kdamonds/<K>/contexts/<C>/targets/<T>/regions/<R>/start
134 Date: Mar 2022 113 Date: Mar 2022
135 Contact: SeongJae Park <sj@kernel.org> 114 Contact: SeongJae Park <sj@kernel.org>
136 Description: Writing to and reading from th 115 Description: Writing to and reading from this file sets and gets the start
137 address of the monitoring regi 116 address of the monitoring region.
138 117
139 What: /sys/kernel/mm/damon/admin/kda 118 What: /sys/kernel/mm/damon/admin/kdamonds/<K>/contexts/<C>/targets/<T>/regions/<R>/end
140 Date: Mar 2022 119 Date: Mar 2022
141 Contact: SeongJae Park <sj@kernel.org> 120 Contact: SeongJae Park <sj@kernel.org>
142 Description: Writing to and reading from th 121 Description: Writing to and reading from this file sets and gets the end
143 address of the monitoring regi 122 address of the monitoring region.
144 123
145 What: /sys/kernel/mm/damon/admin/kda 124 What: /sys/kernel/mm/damon/admin/kdamonds/<K>/contexts/<C>/schemes/nr_schemes
146 Date: Mar 2022 125 Date: Mar 2022
147 Contact: SeongJae Park <sj@kernel.org> 126 Contact: SeongJae Park <sj@kernel.org>
148 Description: Writing a number 'N' to this f 127 Description: Writing a number 'N' to this file creates the number of
149 directories for controlling ea 128 directories for controlling each DAMON-based operation scheme
150 of the context named '0' to 'N 129 of the context named '0' to 'N-1' under the schemes/ directory.
151 130
152 What: /sys/kernel/mm/damon/admin/kda 131 What: /sys/kernel/mm/damon/admin/kdamonds/<K>/contexts/<C>/schemes/<S>/action
153 Date: Mar 2022 132 Date: Mar 2022
154 Contact: SeongJae Park <sj@kernel.org> 133 Contact: SeongJae Park <sj@kernel.org>
155 Description: Writing to and reading from th 134 Description: Writing to and reading from this file sets and gets the action
156 of the scheme. 135 of the scheme.
157 136
158 What: /sys/kernel/mm/damon/admin/kda <<
159 Date: Jun 2024 <<
160 Contact: SeongJae Park <sj@kernel.org> <<
161 Description: Action's target NUMA node id. <<
162 actions. <<
163 <<
164 What: /sys/kernel/mm/damon/admin/kda <<
165 Date: Sep 2023 <<
166 Contact: SeongJae Park <sj@kernel.org> <<
167 Description: Writing a value to this file s <<
168 the scheme in microseconds. R <<
169 value. <<
170 <<
171 What: /sys/kernel/mm/damon/admin/kda 137 What: /sys/kernel/mm/damon/admin/kdamonds/<K>/contexts/<C>/schemes/<S>/access_pattern/sz/min
172 Date: Mar 2022 138 Date: Mar 2022
173 Contact: SeongJae Park <sj@kernel.org> 139 Contact: SeongJae Park <sj@kernel.org>
174 Description: Writing to and reading from th !! 140 Description: Writing to and reading from this file sets and gets the mimimum
175 size of the scheme's target re 141 size of the scheme's target regions in bytes.
176 142
177 What: /sys/kernel/mm/damon/admin/kda 143 What: /sys/kernel/mm/damon/admin/kdamonds/<K>/contexts/<C>/schemes/<S>/access_pattern/sz/max
178 Date: Mar 2022 144 Date: Mar 2022
179 Contact: SeongJae Park <sj@kernel.org> 145 Contact: SeongJae Park <sj@kernel.org>
180 Description: Writing to and reading from th 146 Description: Writing to and reading from this file sets and gets the maximum
181 size of the scheme's target re 147 size of the scheme's target regions in bytes.
182 148
183 What: /sys/kernel/mm/damon/admin/kda 149 What: /sys/kernel/mm/damon/admin/kdamonds/<K>/contexts/<C>/schemes/<S>/access_pattern/nr_accesses/min
184 Date: Mar 2022 150 Date: Mar 2022
185 Contact: SeongJae Park <sj@kernel.org> 151 Contact: SeongJae Park <sj@kernel.org>
186 Description: Writing to and reading from th 152 Description: Writing to and reading from this file sets and gets the manimum
187 'nr_accesses' of the scheme's 153 'nr_accesses' of the scheme's target regions.
188 154
189 What: /sys/kernel/mm/damon/admin/kda 155 What: /sys/kernel/mm/damon/admin/kdamonds/<K>/contexts/<C>/schemes/<S>/access_pattern/nr_accesses/max
190 Date: Mar 2022 156 Date: Mar 2022
191 Contact: SeongJae Park <sj@kernel.org> 157 Contact: SeongJae Park <sj@kernel.org>
192 Description: Writing to and reading from th 158 Description: Writing to and reading from this file sets and gets the maximum
193 'nr_accesses' of the scheme's 159 'nr_accesses' of the scheme's target regions.
194 160
195 What: /sys/kernel/mm/damon/admin/kda 161 What: /sys/kernel/mm/damon/admin/kdamonds/<K>/contexts/<C>/schemes/<S>/access_pattern/age/min
196 Date: Mar 2022 162 Date: Mar 2022
197 Contact: SeongJae Park <sj@kernel.org> 163 Contact: SeongJae Park <sj@kernel.org>
198 Description: Writing to and reading from th 164 Description: Writing to and reading from this file sets and gets the minimum
199 'age' of the scheme's target r 165 'age' of the scheme's target regions.
200 166
201 What: /sys/kernel/mm/damon/admin/kda 167 What: /sys/kernel/mm/damon/admin/kdamonds/<K>/contexts/<C>/schemes/<S>/access_pattern/age/max
202 Date: Mar 2022 168 Date: Mar 2022
203 Contact: SeongJae Park <sj@kernel.org> 169 Contact: SeongJae Park <sj@kernel.org>
204 Description: Writing to and reading from th 170 Description: Writing to and reading from this file sets and gets the maximum
205 'age' of the scheme's target r 171 'age' of the scheme's target regions.
206 172
207 What: /sys/kernel/mm/damon/admin/kda 173 What: /sys/kernel/mm/damon/admin/kdamonds/<K>/contexts/<C>/schemes/<S>/quotas/ms
208 Date: Mar 2022 174 Date: Mar 2022
209 Contact: SeongJae Park <sj@kernel.org> 175 Contact: SeongJae Park <sj@kernel.org>
210 Description: Writing to and reading from th 176 Description: Writing to and reading from this file sets and gets the time
211 quota of the scheme in millise 177 quota of the scheme in milliseconds.
212 178
213 What: /sys/kernel/mm/damon/admin/kda 179 What: /sys/kernel/mm/damon/admin/kdamonds/<K>/contexts/<C>/schemes/<S>/quotas/bytes
214 Date: Mar 2022 180 Date: Mar 2022
215 Contact: SeongJae Park <sj@kernel.org> 181 Contact: SeongJae Park <sj@kernel.org>
216 Description: Writing to and reading from th 182 Description: Writing to and reading from this file sets and gets the size
217 quota of the scheme in bytes. 183 quota of the scheme in bytes.
218 184
219 What: /sys/kernel/mm/damon/admin/kda <<
220 Date: Feb 2024 <<
221 Contact: SeongJae Park <sj@kernel.org> <<
222 Description: Reading from this file gets th <<
223 scheme in bytes, which adjuste <<
224 <<
225 What: /sys/kernel/mm/damon/admin/kda 185 What: /sys/kernel/mm/damon/admin/kdamonds/<K>/contexts/<C>/schemes/<S>/quotas/reset_interval_ms
226 Date: Mar 2022 186 Date: Mar 2022
227 Contact: SeongJae Park <sj@kernel.org> 187 Contact: SeongJae Park <sj@kernel.org>
228 Description: Writing to and reading from th 188 Description: Writing to and reading from this file sets and gets the quotas
229 charge reset interval of the s 189 charge reset interval of the scheme in milliseconds.
230 190
231 What: /sys/kernel/mm/damon/admin/kda <<
232 Date: Nov 2023 <<
233 Contact: SeongJae Park <sj@kernel.org> <<
234 Description: Writing a number 'N' to this f <<
235 directories for setting automa <<
236 aggressiveness named '0' to 'N <<
237 <<
238 What: /sys/kernel/mm/damon/admin/kda <<
239 Date: Feb 2024 <<
240 Contact: SeongJae Park <sj@kernel.org> <<
241 Description: Writing to and reading from th <<
242 auto-tuning goal metric. <<
243 <<
244 What: /sys/kernel/mm/damon/admin/kda <<
245 Date: Nov 2023 <<
246 Contact: SeongJae Park <sj@kernel.org> <<
247 Description: Writing to and reading from th <<
248 value of the goal metric. <<
249 <<
250 What: /sys/kernel/mm/damon/admin/kda <<
251 Date: Nov 2023 <<
252 Contact: SeongJae Park <sj@kernel.org> <<
253 Description: Writing to and reading from th <<
254 value of the goal metric. <<
255 <<
256 What: /sys/kernel/mm/damon/admin/kda 191 What: /sys/kernel/mm/damon/admin/kdamonds/<K>/contexts/<C>/schemes/<S>/quotas/weights/sz_permil
257 Date: Mar 2022 192 Date: Mar 2022
258 Contact: SeongJae Park <sj@kernel.org> 193 Contact: SeongJae Park <sj@kernel.org>
259 Description: Writing to and reading from th 194 Description: Writing to and reading from this file sets and gets the
260 under-quota limit regions prio 195 under-quota limit regions prioritization weight for 'size' in
261 permil. 196 permil.
262 197
263 What: /sys/kernel/mm/damon/admin/kda 198 What: /sys/kernel/mm/damon/admin/kdamonds/<K>/contexts/<C>/schemes/<S>/quotas/weights/nr_accesses_permil
264 Date: Mar 2022 199 Date: Mar 2022
265 Contact: SeongJae Park <sj@kernel.org> 200 Contact: SeongJae Park <sj@kernel.org>
266 Description: Writing to and reading from th 201 Description: Writing to and reading from this file sets and gets the
267 under-quota limit regions prio 202 under-quota limit regions prioritization weight for
268 'nr_accesses' in permil. 203 'nr_accesses' in permil.
269 204
270 What: /sys/kernel/mm/damon/admin/kda 205 What: /sys/kernel/mm/damon/admin/kdamonds/<K>/contexts/<C>/schemes/<S>/quotas/weights/age_permil
271 Date: Mar 2022 206 Date: Mar 2022
272 Contact: SeongJae Park <sj@kernel.org> 207 Contact: SeongJae Park <sj@kernel.org>
273 Description: Writing to and reading from th 208 Description: Writing to and reading from this file sets and gets the
274 under-quota limit regions prio 209 under-quota limit regions prioritization weight for 'age' in
275 permil. 210 permil.
276 211
277 What: /sys/kernel/mm/damon/admin/kda 212 What: /sys/kernel/mm/damon/admin/kdamonds/<K>/contexts/<C>/schemes/<S>/watermarks/metric
278 Date: Mar 2022 213 Date: Mar 2022
279 Contact: SeongJae Park <sj@kernel.org> 214 Contact: SeongJae Park <sj@kernel.org>
280 Description: Writing to and reading from th 215 Description: Writing to and reading from this file sets and gets the metric
281 of the watermarks for the sche 216 of the watermarks for the scheme. The writable/readable
282 keywords for this file are 'no 217 keywords for this file are 'none' for disabling the watermarks
283 feature, or 'free_mem_rate' fo 218 feature, or 'free_mem_rate' for the system's global free memory
284 rate in permil. 219 rate in permil.
285 220
286 What: /sys/kernel/mm/damon/admin/kda 221 What: /sys/kernel/mm/damon/admin/kdamonds/<K>/contexts/<C>/schemes/<S>/watermarks/interval_us
287 Date: Mar 2022 222 Date: Mar 2022
288 Contact: SeongJae Park <sj@kernel.org> 223 Contact: SeongJae Park <sj@kernel.org>
289 Description: Writing to and reading from th 224 Description: Writing to and reading from this file sets and gets the metric
290 check interval of the watermar 225 check interval of the watermarks for the scheme in
291 microseconds. 226 microseconds.
292 227
293 What: /sys/kernel/mm/damon/admin/kda 228 What: /sys/kernel/mm/damon/admin/kdamonds/<K>/contexts/<C>/schemes/<S>/watermarks/high
294 Date: Mar 2022 229 Date: Mar 2022
295 Contact: SeongJae Park <sj@kernel.org> 230 Contact: SeongJae Park <sj@kernel.org>
296 Description: Writing to and reading from th 231 Description: Writing to and reading from this file sets and gets the high
297 watermark of the scheme in per 232 watermark of the scheme in permil.
298 233
299 What: /sys/kernel/mm/damon/admin/kda 234 What: /sys/kernel/mm/damon/admin/kdamonds/<K>/contexts/<C>/schemes/<S>/watermarks/mid
300 Date: Mar 2022 235 Date: Mar 2022
301 Contact: SeongJae Park <sj@kernel.org> 236 Contact: SeongJae Park <sj@kernel.org>
302 Description: Writing to and reading from th 237 Description: Writing to and reading from this file sets and gets the mid
303 watermark of the scheme in per 238 watermark of the scheme in permil.
304 239
305 What: /sys/kernel/mm/damon/admin/kda 240 What: /sys/kernel/mm/damon/admin/kdamonds/<K>/contexts/<C>/schemes/<S>/watermarks/low
306 Date: Mar 2022 241 Date: Mar 2022
307 Contact: SeongJae Park <sj@kernel.org> 242 Contact: SeongJae Park <sj@kernel.org>
308 Description: Writing to and reading from th 243 Description: Writing to and reading from this file sets and gets the low
309 watermark of the scheme in per 244 watermark of the scheme in permil.
310 245
311 What: /sys/kernel/mm/damon/admin/kda <<
312 Date: Dec 2022 <<
313 Contact: SeongJae Park <sj@kernel.org> <<
314 Description: Writing a number 'N' to this f <<
315 directories for setting filter <<
316 'N-1' under the filters/ direc <<
317 <<
318 What: /sys/kernel/mm/damon/admin/kda <<
319 Date: Dec 2022 <<
320 Contact: SeongJae Park <sj@kernel.org> <<
321 Description: Writing to and reading from th <<
322 the memory of the interest. ' <<
323 'memcg' for specific memory cg <<
324 'addr' for address range (an o <<
325 for DAMON monitoring target ca <<
326 <<
327 What: /sys/kernel/mm/damon/admin/kda <<
328 Date: Dec 2022 <<
329 Contact: SeongJae Park <sj@kernel.org> <<
330 Description: If 'memcg' is written to the ' <<
331 reading from this file sets an <<
332 cgroup of the interest. <<
333 <<
334 What: /sys/kernel/mm/damon/admin/kda <<
335 Date: Jul 2023 <<
336 Contact: SeongJae Park <sj@kernel.org> <<
337 Description: If 'addr' is written to the 't <<
338 from this file sets or gets th <<
339 range for the filter. <<
340 <<
341 What: /sys/kernel/mm/damon/admin/kda <<
342 Date: Jul 2023 <<
343 Contact: SeongJae Park <sj@kernel.org> <<
344 Description: If 'addr' is written to the 't <<
345 from this file sets or gets th <<
346 range for the filter. <<
347 <<
348 What: /sys/kernel/mm/damon/admin/kda <<
349 Date: Dec 2022 <<
350 Contact: SeongJae Park <sj@kernel.org> <<
351 Description: If 'target' is written to the <<
352 reading from this file sets or <<
353 monitoring target of the inter <<
354 <<
355 What: /sys/kernel/mm/damon/admin/kda <<
356 Date: Dec 2022 <<
357 Contact: SeongJae Park <sj@kernel.org> <<
358 Description: Writing 'Y' or 'N' to this fil <<
359 pages that do or do not match <<
360 respectively. Filter out mean <<
361 not be applied to. <<
362 <<
363 What: /sys/kernel/mm/damon/admin/kda 246 What: /sys/kernel/mm/damon/admin/kdamonds/<K>/contexts/<C>/schemes/<S>/stats/nr_tried
364 Date: Mar 2022 247 Date: Mar 2022
365 Contact: SeongJae Park <sj@kernel.org> 248 Contact: SeongJae Park <sj@kernel.org>
366 Description: Reading this file returns the 249 Description: Reading this file returns the number of regions that the action
367 of the scheme has tried to be 250 of the scheme has tried to be applied.
368 251
369 What: /sys/kernel/mm/damon/admin/kda 252 What: /sys/kernel/mm/damon/admin/kdamonds/<K>/contexts/<C>/schemes/<S>/stats/sz_tried
370 Date: Mar 2022 253 Date: Mar 2022
371 Contact: SeongJae Park <sj@kernel.org> 254 Contact: SeongJae Park <sj@kernel.org>
372 Description: Reading this file returns the 255 Description: Reading this file returns the total size of regions that the
373 action of the scheme has tried 256 action of the scheme has tried to be applied in bytes.
374 257
375 What: /sys/kernel/mm/damon/admin/kda 258 What: /sys/kernel/mm/damon/admin/kdamonds/<K>/contexts/<C>/schemes/<S>/stats/nr_applied
376 Date: Mar 2022 259 Date: Mar 2022
377 Contact: SeongJae Park <sj@kernel.org> 260 Contact: SeongJae Park <sj@kernel.org>
378 Description: Reading this file returns the 261 Description: Reading this file returns the number of regions that the action
379 of the scheme has successfully 262 of the scheme has successfully applied.
380 263
381 What: /sys/kernel/mm/damon/admin/kda 264 What: /sys/kernel/mm/damon/admin/kdamonds/<K>/contexts/<C>/schemes/<S>/stats/sz_applied
382 Date: Mar 2022 265 Date: Mar 2022
383 Contact: SeongJae Park <sj@kernel.org> 266 Contact: SeongJae Park <sj@kernel.org>
384 Description: Reading this file returns the 267 Description: Reading this file returns the total size of regions that the
385 action of the scheme has succe 268 action of the scheme has successfully applied in bytes.
386 269
387 What: /sys/kernel/mm/damon/admin/kda 270 What: /sys/kernel/mm/damon/admin/kdamonds/<K>/contexts/<C>/schemes/<S>/stats/qt_exceeds
388 Date: Mar 2022 271 Date: Mar 2022
389 Contact: SeongJae Park <sj@kernel.org> 272 Contact: SeongJae Park <sj@kernel.org>
390 Description: Reading this file returns the 273 Description: Reading this file returns the number of the exceed events of
391 the scheme's quotas. 274 the scheme's quotas.
392 <<
393 What: /sys/kernel/mm/damon/admin/kda <<
394 Date: Jul 2023 <<
395 Contact: SeongJae Park <sj@kernel.org> <<
396 Description: Reading this file returns the <<
397 corresponding DAMON-based Oper <<
398 to be applied. <<
399 <<
400 What: /sys/kernel/mm/damon/admin/kda <<
401 Date: Oct 2022 <<
402 Contact: SeongJae Park <sj@kernel.org> <<
403 Description: Reading this file returns the <<
404 that corresponding DAMON-based <<
405 tried to be applied. <<
406 <<
407 What: /sys/kernel/mm/damon/admin/kda <<
408 Date: Oct 2022 <<
409 Contact: SeongJae Park <sj@kernel.org> <<
410 Description: Reading this file returns the <<
411 that corresponding DAMON-based <<
412 tried to be applied. <<
413 <<
414 What: /sys/kernel/mm/damon/admin/kda <<
415 Date: Oct 2022 <<
416 Contact: SeongJae Park <sj@kernel.org> <<
417 Description: Reading this file returns the <<
418 that corresponding DAMON-based <<
419 tried to be applied. <<
420 <<
421 What: /sys/kernel/mm/damon/admin/kda <<
422 Date: Oct 2022 <<
423 Contact: SeongJae Park <sj@kernel.org> <<
424 Description: Reading this file returns the <<
425 corresponding DAMON-based Oper <<
426 to be applied. <<
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