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2026-03-24 - 16:20
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the highest latencies:
System rack7slot1.osadl.org (updated Tue Mar 24, 2026 12:45:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2474221220,1sleep018579-21stress09:22:450
30431211753,23sleep20-21swapper/207:05:232
30937211651,59sleep10-21swapper/107:07:031
30941211451,57sleep00-21swapper/007:07:060
30977210950,54sleep30-21swapper/307:07:333
31274994311,19cyclictest0-21swapper/010:15:230
31277994221,19cyclictest0-21swapper/310:48:013
31277994220,20cyclictest0-21swapper/312:10:583
31277994220,20cyclictest0-21swapper/310:40:263
31275994212,27cyclictest0-21swapper/109:40:431
31275994212,27cyclictest0-21swapper/109:40:431
3127799406,30cyclictest18577-21stress12:01:013
31277993920,17cyclictest0-21swapper/311:55:233
31275993910,26cyclictest0-21swapper/111:22:221
3127499395,20cyclictest0-21swapper/009:15:300
31274993913,23cyclictest0-21swapper/009:55:280
164282395,12sleep00-21swapper/007:46:200
164282395,12sleep00-21swapper/007:46:200
60042385,18sleep20-21swapper/207:24:452
318062384,11sleep20-21swapper/207:10:132
3127799389,26cyclictest0-21swapper/309:15:343
3127799386,28cyclictest18577-21stress09:13:023
3127799386,28cyclictest18577-21stress09:13:013
31276993813,22cyclictest0-21swapper/211:43:302
31275993810,25cyclictest0-21swapper/112:36:491
31275993810,25cyclictest0-21swapper/112:36:491
31275993810,25cyclictest0-21swapper/109:37:251
31274993814,21cyclictest0-21swapper/011:04:330
96612375,15sleep00-21swapper/008:46:110
3127799379,25cyclictest0-21swapper/307:35:213
3127799376,28cyclictest18577-21stress11:36:193
3127799376,28cyclictest18577-21stress11:05:233
3127799376,27cyclictest18579-21stress10:51:123
3127799374,18cyclictest0-21swapper/308:40:133
3127799373,32cyclictest18579-21stress09:28:343
3127799373,17cyclictest18579-21stress12:19:523
31277993722,12cyclictest0-21swapper/310:36:073
31277993719,16cyclictest0-21swapper/309:22:403
31276993710,24cyclictest0-21swapper/212:27:212
3127599379,25cyclictest0-21swapper/110:36:551
3127599379,25cyclictest0-21swapper/110:31:281
31275993711,23cyclictest0-21swapper/111:17:041
31275993711,23cyclictest0-21swapper/111:17:041
31275993710,24cyclictest0-21swapper/111:56:301
31274993712,22cyclictest0-21swapper/011:50:220
270682375,12sleep00-21swapper/008:11:220
119052374,11sleep20-21swapper/208:52:392
99782365,15sleep10-21swapper/107:30:501
89712360,1sleep318577-21stress11:17:093
89712360,1sleep318577-21stress11:17:083
58922365,11sleep00-21swapper/007:23:220
3127799369,24cyclictest0-21swapper/308:30:163
3127799369,24cyclictest0-21swapper/308:15:253
3127799366,27cyclictest18579-21stress10:30:393
3127799366,27cyclictest0-21swapper/307:40:173
3127799366,26cyclictest18577-21stress09:41:453
3127799366,26cyclictest18577-21stress09:41:453
3127799364,29cyclictest18579-21stress10:10:123
3127799363,5cyclictest18579-21stress09:35:283
3127799363,5cyclictest18577-21stress10:23:563
3127799363,14cyclictest0-21swapper/307:17:133
3127799362,32cyclictest18577-21stress09:45:203
31277993618,16cyclictest0-21swapper/311:50:283
3127599369,24cyclictest0-21swapper/109:10:151
3127599369,24cyclictest0-21swapper/109:10:151
31275993612,15cyclictest0-21swapper/112:12:481
3127499366,20cyclictest0-21swapper/007:35:210
31274993613,21cyclictest0-21swapper/010:40:160
31274993612,21cyclictest0-21swapper/010:00:110
31274993612,21cyclictest0-21swapper/010:00:110
230422365,14sleep00-21swapper/008:04:130
207702365,15sleep10-21swapper/107:57:351
143372365,12sleep20-21swapper/207:42:052
141502365,16sleep00-21swapper/008:59:060
37772355,14sleep10-21swapper/107:18:471
315412355,11sleep00-21swapper/008:23:540
3127799357,25cyclictest7954-21grep10:00:143
3127799357,25cyclictest7954-21grep10:00:133
3127799357,25cyclictest0-21swapper/309:05:133
3127799356,26cyclictest18577-21stress11:23:393
3127799356,26cyclictest18328-21ls07:50:233
3127799356,26cyclictest0-21swapper/308:10:243
3127799355,3cyclictest18577-21stress11:25:183
3127799355,27cyclictest18577-21stress12:35:293
3127799355,27cyclictest18577-21stress12:35:293
3127799355,27cyclictest18577-21stress12:05:123
3127799355,27cyclictest18577-21stress11:49:253
3127799354,13cyclictest0-21swapper/309:00:433
3127799354,13cyclictest0-21swapper/308:57:073
3127799354,13cyclictest0-21swapper/308:50:083
3127799354,13cyclictest0-21swapper/308:45:533
3127799354,13cyclictest0-21swapper/308:35:313
3127799353,29cyclictest0-21swapper/310:56:543
3127799353,29cyclictest0-21swapper/310:56:543
3127799353,29cyclictest0-21swapper/308:05:163
3127799353,29cyclictest0-21swapper/307:25:193
3127799353,16cyclictest0-21swapper/307:48:273
3127799353,16cyclictest0-21swapper/307:48:273
3127799353,14cyclictest0-21swapper/307:59:593
3127799353,14cyclictest0-21swapper/307:32:063
3127799353,14cyclictest0-21swapper/307:20:073
3127799353,14cyclictest0-21swapper/307:10:353
31277993518,15cyclictest0-21swapper/312:20:153
31276993513,19cyclictest0-21swapper/211:12:562
31276993512,20cyclictest0-21swapper/212:32:552
3127599358,17cyclictest0-21swapper/110:05:221
3127599355,24cyclictest0-21swapper/108:54:271
31275993512,20cyclictest0-21swapper/109:45:381
31275993511,21cyclictest0-21swapper/111:38:391
3127499359,20cyclictest0-21swapper/008:07:020
3127499359,19cyclictest0-21swapper/008:35:290
31274993512,20cyclictest0-21swapper/012:30:200
31274993512,20cyclictest0-21swapper/009:51:590
31274993511,18cyclictest0-21swapper/007:15:380
31274993510,23cyclictest0-21swapper/007:40:060
31274993510,19cyclictest0-21swapper/007:50:370
31274993510,19cyclictest0-21swapper/007:29:110
184622355,15sleep20-21swapper/209:09:342
181552355,15sleep00-21swapper/009:05:440
161692355,15sleep20-21swapper/209:02:332
160602355,15sleep10-21swapper/109:01:121
101202355,14sleep00-21swapper/007:32:370
76362345,11sleep10-21swapper/108:42:391
56912345,14sleep10-21swapper/107:20:551
37052345,11sleep20-21swapper/207:17:512
3127799349,22cyclictest0-21swapper/308:20:123
3127799346,25cyclictest22681-21unixbench_singl08:00:263
3127799346,25cyclictest0-21swapper/308:25:143
3127799345,26cyclictest18577-21stress11:30:283
3127799345,26cyclictest18577-21stress10:05:303
3127799343,28cyclictest5278-21wget11:10:143
31277993418,14cyclictest0-21swapper/309:30:123
31277993418,13cyclictest0-21swapper/311:40:163
31276993415,16cyclictest0-21swapper/209:58:102
31275993415,17cyclictest0-21swapper/111:14:381
31275993411,20cyclictest0-21swapper/112:00:271
31275993411,20cyclictest0-21swapper/111:50:031
31275993411,20cyclictest0-21swapper/111:40:021
31275993411,20cyclictest0-21swapper/111:05:221
31275993411,20cyclictest0-21swapper/110:50:221
31275993411,20cyclictest0-21swapper/110:28:581
31275993411,20cyclictest0-21swapper/109:15:081
3127499347,24cyclictest0-21swapper/011:15:310
3127499347,24cyclictest0-21swapper/011:15:310
294742345,11sleep20-21swapper/208:19:512
271262345,11sleep10-21swapper/108:12:081
187112344,15sleep20-21swapper/207:53:282
140792345,13sleep20-21swapper/208:58:162
102572345,13sleep20-21swapper/207:34:192
8032335,11sleep00-21swapper/007:13:520
319152335,12sleep20-21swapper/208:25:122
3127799335,26cyclictest7278-21expr12:30:153
3127799333,28cyclictest18579-21stress12:25:053
3127799333,27cyclictest7277-21chrt09:57:463
3127799332,3cyclictest18578-21stress11:00:323
3127799332,29cyclictest18577-21stress10:29:193
31276993316,14cyclictest0-21swapper/210:16:342
31276993315,15cyclictest0-21swapper/210:25:352
31276993314,16cyclictest0-21swapper/210:05:172
3127599335,19cyclictest0-21swapper/109:20:271
31275993315,15cyclictest0-21swapper/111:31:001
31275993315,15cyclictest0-21swapper/110:40:211
31275993311,19cyclictest0-21swapper/112:25:081
31275993311,19cyclictest0-21swapper/112:05:201
3127499338,20cyclictest0-21swapper/008:30:060
3127499337,23cyclictest0-21swapper/012:10:040
31274993314,16cyclictest0-21swapper/010:33:450
31274993314,16cyclictest0-21swapper/010:15:010
31274993310,18cyclictest0-21swapper/007:55:240
121792335,13sleep10-21swapper/107:36:381
97292325,14sleep10-21swapper/108:47:041
96682324,13sleep20-21swapper/208:46:172
78722325,11sleep10-21swapper/107:26:201
33932325,11sleep10-21swapper/108:33:171
3127799325,25cyclictest0-21swapper/310:15:183
3127799323,5cyclictest3858-21diskstats09:50:183
31276993216,13cyclictest0-21swapper/211:30:332
31276993216,13cyclictest0-21swapper/211:05:122
31276993216,13cyclictest0-21swapper/210:59:552
31276993216,13cyclictest0-21swapper/210:59:552
31276993215,15cyclictest0-21swapper/212:20:342
31276993214,16cyclictest0-21swapper/212:14:192
31276993214,15cyclictest0-21swapper/212:38:302
31276993214,15cyclictest0-21swapper/212:38:302
31276993213,17cyclictest0-21swapper/211:04:072
31276993211,18cyclictest0-21swapper/211:15:052
31276993211,18cyclictest0-21swapper/211:15:052
3127599329,20cyclictest0-21swapper/110:55:181
3127599329,20cyclictest0-21swapper/110:55:181
31275993215,14cyclictest0-21swapper/111:00:181
31275993210,19cyclictest0-21swapper/110:20:171
31275993210,19cyclictest0-21swapper/109:30:041
3127499329,17cyclictest0-21swapper/008:44:300
3127499325,24cyclictest0-21swapper/009:10:350
3127499325,24cyclictest0-21swapper/009:10:350
31274993217,13cyclictest0-21swapper/012:02:280
31274993217,13cyclictest0-21swapper/011:55:240
31274993214,15cyclictest0-21swapper/012:21:530
31274993214,15cyclictest0-21swapper/010:50:310
31274993213,17cyclictest0-21swapper/010:25:290
31274993210,16cyclictest0-21swapper/008:53:020
248792325,12sleep20-21swapper/208:05:272
12982325,14sleep10-21swapper/108:29:191
3127699319,19cyclictest0-21swapper/210:35:322
3127699317,21cyclictest0-21swapper/211:25:142
3127699317,21cyclictest0-21swapper/210:55:022
31276993115,14cyclictest0-21swapper/212:15:142
31276993115,14cyclictest0-21swapper/209:15:432
31276993114,15cyclictest0-21swapper/209:20:152
31276993113,15cyclictest0-21swapper/210:30:152
31276993113,15cyclictest0-21swapper/210:12:332
3127599319,19cyclictest0-21swapper/109:50:351
3127599315,24cyclictest0-21swapper/107:13:581
3127599315,21cyclictest0-21swapper/107:42:211
31275993115,13cyclictest0-21swapper/111:45:111
31275993115,13cyclictest0-21swapper/110:15:301
31275993114,14cyclictest0-21swapper/111:25:451
31275993114,14cyclictest0-21swapper/110:03:171
31275993114,14cyclictest0-21swapper/110:03:171
3127499317,21cyclictest0-21swapper/010:20:290
3127499315,24cyclictest0-21swapper/008:16:150
31274993113,15cyclictest0-21swapper/009:28:250
31274993112,16cyclictest0-21swapper/011:10:230
31274993111,17cyclictest0-21swapper/009:45:300
31274993110,16cyclictest0-21swapper/008:25:060
3127699305,22cyclictest0-21swapper/212:05:352
31275993014,14cyclictest0-21swapper/112:31:431
31275993014,14cyclictest0-21swapper/112:15:331
3127499307,21cyclictest0-21swapper/012:29:190
3127499306,21cyclictest0-21swapper/011:45:220
3127499305,23cyclictest0-21swapper/010:47:320
31274993016,12cyclictest0-21swapper/009:00:280
31274993014,14cyclictest0-21swapper/010:55:320
31274993014,14cyclictest0-21swapper/010:55:320
31274993013,14cyclictest0-21swapper/012:05:140
31274993010,17cyclictest0-21swapper/011:05:280
166872305,13sleep20-21swapper/207:49:392
166872305,13sleep20-21swapper/207:49:382
31276992915,12cyclictest0-21swapper/210:45:212
31276992915,12cyclictest0-21swapper/209:35:162
31276992914,12cyclictest0-21swapper/209:50:262
31276992913,14cyclictest0-21swapper/209:40:162
31276992913,14cyclictest0-21swapper/209:40:162
31276992913,14cyclictest0-21swapper/209:30:282
31276992910,17cyclictest0-21swapper/208:30:162
3127599299,14cyclictest0-21swapper/108:01:321
3127599295,22cyclictest0-21swapper/108:35:131
3127599294,19cyclictest0-21swapper/107:50:051
31275992915,12cyclictest0-21swapper/110:10:291
31275992915,12cyclictest0-21swapper/109:55:101
31275992911,13cyclictest0-21swapper/109:08:021
31275992911,13cyclictest0-21swapper/108:55:121
31275992910,13cyclictest0-21swapper/108:20:061
3127499299,18cyclictest0-21swapper/011:40:290
31274992914,13cyclictest0-21swapper/010:35:160
31274992913,13cyclictest0-21swapper/012:35:110
31274992913,13cyclictest0-21swapper/012:35:110
31274992913,13cyclictest0-21swapper/010:10:020
31274992911,16cyclictest0-21swapper/011:32:320
31274992911,15cyclictest0-21swapper/011:35:160
31274992910,16cyclictest0-21swapper/012:17:290
31274992910,16cyclictest0-21swapper/009:30:210
3127699288,18cyclictest0-21swapper/208:10:202
3127699287,19cyclictest0-21swapper/208:35:122
3127699286,19cyclictest0-21swapper/210:40:162
3127699285,22cyclictest0-21swapper/207:56:502
3127699283,23cyclictest0-21swapper/208:44:302
3127699283,23cyclictest0-21swapper/208:01:202
3127699283,23cyclictest0-21swapper/207:37:302
3127699283,23cyclictest0-21swapper/207:29:102
31276992814,12cyclictest0-21swapper/211:45:172
31276992814,12cyclictest0-21swapper/210:20:132
31276992814,12cyclictest0-21swapper/210:01:492
31276992814,12cyclictest0-21swapper/210:01:492
31276992812,14cyclictest0-21swapper/208:20:122
31276992811,14cyclictest0-21swapper/211:35:352
3127599285,21cyclictest0-21swapper/108:09:181
3127599285,17cyclictest0-21swapper/107:45:061
3127599285,17cyclictest0-21swapper/107:45:061
31275992816,11cyclictest0-21swapper/108:15:481
3127699279,15cyclictest0-21swapper/211:50:152
31276992714,11cyclictest0-21swapper/209:48:152
31276992710,14cyclictest0-21swapper/212:00:172
3127599273,14cyclictest3049-21df_inode12:20:171
31275992714,11cyclictest0-21swapper/109:30:021
3127499276,18cyclictest0-21swapper/011:25:170
31274992711,14cyclictest0-21swapper/009:40:130
31274992711,14cyclictest0-21swapper/009:40:130
3127699268,15cyclictest0-21swapper/209:10:332
3127699268,15cyclictest0-21swapper/209:10:332
31276992615,9cyclictest0-21swapper/211:20:302
31276992612,12cyclictest0-21swapper/211:55:142
3127599263,13cyclictest27925-21ps10:45:311
3127499243,8cyclictest18572-21iperf09:35:250
31274992310,11cyclictest0-21swapper/011:24:380
3127699205,13cyclictest0-21swapper/209:25:142
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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