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2026-07-20 - 20:28
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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 Mon Jul 20, 2026 12:45:46)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2158121410,1sleep210148-21stress10:49:542
2158121410,1sleep210148-21stress10:49:542
2397121190,1sleep010148-21stress12:05:460
20755211352,56sleep10-21swapper/107:05:441
2089329264,23sleep30-21swapper/307:07:183
2105729066,20sleep20-21swapper/207:09:182
1920328052,23sleep00-21swapper/007:05:060
29222660,1sleep210148-21stress12:34:362
273802452,25sleep010148-21stress11:00:320
21219994518,16cyclictest0-21swapper/010:55:190
21219994518,16cyclictest0-21swapper/010:55:180
2122199439,25cyclictest0-21swapper/210:15:462
2122199439,25cyclictest0-21swapper/210:15:452
21219994310,24cyclictest0-21swapper/009:23:260
2121999427,24cyclictest0-21swapper/009:05:010
2121999427,24cyclictest0-21swapper/009:05:010
2122199419,19cyclictest0-21swapper/210:55:142
2122199419,19cyclictest0-21swapper/210:55:132
21219994110,23cyclictest0-21swapper/008:53:370
21221994012,19cyclictest0-21swapper/210:55:012
21219994019,4cyclictest10148-21stress10:00:290
21219994011,22cyclictest0-21swapper/008:04:180
30912395,13sleep20-21swapper/208:50:362
289892395,13sleep20-21swapper/208:38:002
2121999398,20cyclictest0-21swapper/011:44:380
21219993915,18cyclictest0-21swapper/008:25:360
21219993915,17cyclictest0-21swapper/008:46:050
21219993911,20cyclictest0-21swapper/009:00:050
21219993911,20cyclictest0-21swapper/008:05:110
21219993911,19cyclictest0-21swapper/007:25:200
304012385,13sleep20-21swapper/207:26:022
268562385,13sleep20-21swapper/208:33:272
2122199386,22cyclictest0-21swapper/209:40:082
2122199386,22cyclictest0-21swapper/209:40:082
2122199385,24cyclictest0-21swapper/208:15:152
21221993814,22cyclictest0-21swapper/209:59:342
2121999388,23cyclictest0-21swapper/008:30:480
2121999388,12cyclictest0-21swapper/011:13:320
21219993814,21cyclictest0-21swapper/011:50:560
21219993814,18cyclictest0-21swapper/007:59:040
137262385,13sleep20-21swapper/208:04:242
92782375,13sleep00-21swapper/007:53:070
72122375,12sleep20-21swapper/207:49:402
59212375,10sleep20-21swapper/209:00:012
49412374,13sleep30-21swapper/307:44:093
312322375,13sleep00-21swapper/007:30:140
312322375,13sleep00-21swapper/007:30:130
3102375,13sleep10-21swapper/107:32:391
3102375,13sleep10-21swapper/107:32:391
261752375,13sleep30-21swapper/307:18:063
25902375,13sleep30-21swapper/307:37:553
21220993713,21cyclictest0-21swapper/110:05:491
21220993712,22cyclictest0-21swapper/110:50:051
21220993710,25cyclictest0-21swapper/110:10:351
2121999377,24cyclictest0-21swapper/008:24:370
2121999374,25cyclictest0-21swapper/008:10:050
21219993715,19cyclictest0-21swapper/010:10:130
93662365,13sleep10-21swapper/107:54:161
91772364,13sleep30-21swapper/307:51:503
76572365,10sleep30-21swapper/309:02:163
75802365,13sleep10-21swapper/109:01:171
46682365,13sleep10-21swapper/107:40:421
31232364,12sleep30-21swapper/308:50:563
31142365,13sleep10-21swapper/108:50:501
26512365,13sleep10-21swapper/107:38:401
247632364,12sleep30-21swapper/308:29:393
246862365,13sleep10-21swapper/108:28:451
2122199365,16cyclictest0-21swapper/207:15:172
21221993623,11cyclictest0-21swapper/209:15:132
2121999369,21cyclictest0-21swapper/008:35:520
2121999368,19cyclictest0-21swapper/007:20:190
21219993615,18cyclictest0-21swapper/011:05:230
21219993615,15cyclictest0-21swapper/008:55:010
21219993612,21cyclictest0-21swapper/012:02:240
21219993612,21cyclictest0-21swapper/012:02:240
157892365,13sleep10-21swapper/108:07:321
135832364,12sleep30-21swapper/308:02:323
71072354,12sleep30-21swapper/307:48:213
289772354,12sleep30-21swapper/308:37:543
283602355,13sleep10-21swapper/107:23:181
282892354,12sleep30-21swapper/307:22:223
231282354,12sleep30-21swapper/307:12:253
21222993510,22cyclictest0-21swapper/311:15:183
2122199356,20cyclictest0-21swapper/209:30:252
2122199354,11cyclictest0-21swapper/210:38:132
21221993514,19cyclictest0-21swapper/209:11:262
21221993513,19cyclictest0-21swapper/209:48:142
21221993512,20cyclictest0-21swapper/211:30:162
21221993512,20cyclictest0-21swapper/211:30:162
21220993515,17cyclictest0-21swapper/112:18:231
2121999355,23cyclictest0-21swapper/007:15:160
2121999355,20cyclictest0-21swapper/011:33:360
2121999355,20cyclictest0-21swapper/011:33:360
21219993519,14cyclictest0-21swapper/007:44:420
21219993515,17cyclictest0-21swapper/010:42:530
21219993514,18cyclictest0-21swapper/009:44:270
21219993514,18cyclictest0-21swapper/009:44:270
157812354,12sleep30-21swapper/308:07:263
10612354,12sleep30-21swapper/308:48:273
55322345,10sleep20-21swapper/208:58:252
312712345,10sleep30-21swapper/308:43:303
272552345,10sleep10-21swapper/108:35:071
224872345,10sleep30-21swapper/308:23:533
224472345,10sleep10-21swapper/108:23:231
2122199346,18cyclictest0-21swapper/210:40:202
2122199345,21cyclictest0-21swapper/207:35:202
21221993412,20cyclictest0-21swapper/211:25:022
2122099348,23cyclictest0-21swapper/112:05:141
2122099347,24cyclictest0-21swapper/109:45:351
2121999349,18cyclictest0-21swapper/008:40:230
2121999346,22cyclictest0-21swapper/007:37:360
21219993415,16cyclictest0-21swapper/010:25:470
21219993413,18cyclictest0-21swapper/009:38:190
21219993413,18cyclictest0-21swapper/009:38:190
21219993412,19cyclictest0-21swapper/011:16:570
21219993410,22cyclictest0-21swapper/008:15:240
21219993410,18cyclictest0-21swapper/009:30:140
200772344,10sleep30-21swapper/308:16:363
135962345,12sleep10-21swapper/108:02:421
115802344,10sleep30-21swapper/307:59:513
115072345,12sleep10-21swapper/107:58:571
70352335,10sleep10-21swapper/107:47:261
2122299335,26cyclictest0-21swapper/311:34:203
2122299335,26cyclictest0-21swapper/311:34:203
21222993315,15cyclictest0-21swapper/311:35:333
21222993315,15cyclictest0-21swapper/311:35:333
21222993315,15cyclictest0-21swapper/310:00:193
21222993310,20cyclictest0-21swapper/310:13:463
2122199335,20cyclictest0-21swapper/207:55:122
2122199334,20cyclictest0-21swapper/211:26:082
21221993315,15cyclictest0-21swapper/212:35:242
21221993315,15cyclictest0-21swapper/212:35:242
21221993312,18cyclictest0-21swapper/212:25:152
2122099339,22cyclictest0-21swapper/111:20:121
2122099336,14cyclictest0-21swapper/109:55:011
2122099335,25cyclictest0-21swapper/107:15:041
21220993311,19cyclictest0-21swapper/109:45:011
21220993311,19cyclictest0-21swapper/109:45:001
2121999335,20cyclictest0-21swapper/007:45:160
21219993315,15cyclictest0-21swapper/009:29:470
21219993313,18cyclictest0-21swapper/010:50:230
21219993313,17cyclictest0-21swapper/012:15:400
21222993215,15cyclictest0-21swapper/312:20:293
21222993215,15cyclictest0-21swapper/309:35:213
21222993215,15cyclictest0-21swapper/309:35:203
21222993215,14cyclictest0-21swapper/312:15:273
21222993212,17cyclictest0-21swapper/310:59:593
21222993212,17cyclictest0-21swapper/310:59:593
21222993211,18cyclictest0-21swapper/309:35:023
2122199325,19cyclictest0-21swapper/207:10:112
2122199325,17cyclictest0-21swapper/208:20:272
2122199324,16cyclictest0-21swapper/211:50:122
21221993215,14cyclictest0-21swapper/212:15:022
21221993215,14cyclictest0-21swapper/212:05:192
21221993215,14cyclictest0-21swapper/211:35:172
21221993215,14cyclictest0-21swapper/211:35:172
21221993215,14cyclictest0-21swapper/211:07:412
21221993214,15cyclictest0-21swapper/210:00:032
21221993210,19cyclictest0-21swapper/212:15:032
2122099329,21cyclictest0-21swapper/111:05:281
2122099326,23cyclictest0-21swapper/111:10:211
2122099326,23cyclictest0-21swapper/110:45:131
2122099326,23cyclictest0-21swapper/110:45:121
2122099325,24cyclictest0-21swapper/110:00:201
21220993215,15cyclictest0-21swapper/110:20:021
21220993214,16cyclictest0-21swapper/111:51:341
21220993211,19cyclictest0-21swapper/112:35:161
21220993211,19cyclictest0-21swapper/112:35:151
21220993211,19cyclictest0-21swapper/110:27:231
21220993211,18cyclictest0-21swapper/112:25:191
21219993217,4cyclictest10148-21stress12:25:280
21219993214,15cyclictest0-21swapper/010:30:140
21219993214,15cyclictest0-21swapper/009:55:200
21219993212,17cyclictest0-21swapper/011:25:190
21219993210,19cyclictest0-21swapper/012:35:280
21219993210,19cyclictest0-21swapper/012:35:280
2122299319,20cyclictest0-21swapper/310:25:013
2122299319,20cyclictest0-21swapper/310:25:013
2122299317,21cyclictest0-21swapper/310:15:023
2122299317,21cyclictest0-21swapper/310:15:023
2122299316,23cyclictest0-21swapper/310:25:263
2122299316,22cyclictest0-21swapper/310:05:023
2122299315,24cyclictest0-21swapper/311:41:203
21222993116,13cyclictest0-21swapper/309:40:223
21222993116,13cyclictest0-21swapper/309:40:223
21222993114,15cyclictest0-21swapper/311:45:363
21222993114,14cyclictest0-21swapper/312:25:233
2122199319,19cyclictest0-21swapper/209:50:222
2122199315,18cyclictest0-21swapper/211:10:352
2122199314,16cyclictest0-21swapper/208:40:132
2122199313,26cyclictest0-21swapper/208:11:202
21221993115,14cyclictest0-21swapper/209:25:222
21221993115,13cyclictest0-21swapper/211:40:222
21221993115,13cyclictest0-21swapper/210:20:142
21221993115,13cyclictest0-21swapper/210:20:142
2122099318,22cyclictest0-21swapper/108:16:101
2122099317,21cyclictest0-21swapper/109:55:251
21220993116,14cyclictest0-21swapper/108:14:131
21220993116,13cyclictest0-21swapper/109:30:271
21220993114,15cyclictest0-21swapper/110:19:001
21220993113,16cyclictest0-21swapper/112:00:301
21220993113,16cyclictest0-21swapper/112:00:301
21220993112,16cyclictest0-21swapper/112:20:161
21220993111,17cyclictest0-21swapper/111:35:131
21220993111,17cyclictest0-21swapper/111:35:131
21220993110,19cyclictest0-21swapper/109:25:111
21219993115,13cyclictest0-21swapper/010:20:070
21219993115,13cyclictest0-21swapper/010:20:070
21219993114,15cyclictest0-21swapper/012:10:140
21219993113,15cyclictest0-21swapper/009:52:060
21219993112,17cyclictest0-21swapper/010:05:250
21219993112,16cyclictest0-21swapper/012:30:280
21222993015,12cyclictest0-21swapper/311:20:103
21222993015,12cyclictest0-21swapper/309:54:123
21222993014,14cyclictest0-21swapper/312:14:093
21222993013,14cyclictest0-21swapper/311:50:313
21222993010,17cyclictest0-21swapper/311:00:283
2122199305,11cyclictest0-21swapper/209:05:022
2122199305,11cyclictest0-21swapper/209:05:012
2122199304,24cyclictest0-21swapper/207:32:442
2122199304,24cyclictest0-21swapper/207:32:432
2122199304,16cyclictest0-21swapper/208:45:222
2122199303,11cyclictest10148-21stress10:30:312
21221993014,14cyclictest0-21swapper/212:25:012
21221993014,14cyclictest0-21swapper/211:55:332
21221993014,14cyclictest0-21swapper/211:45:192
21221993014,14cyclictest0-21swapper/209:35:362
21221993014,14cyclictest0-21swapper/209:35:362
21221993011,16cyclictest0-21swapper/211:03:182
2122099308,19cyclictest0-21swapper/110:40:351
2122099308,10cyclictest0-21swapper/109:05:531
2122099308,10cyclictest0-21swapper/109:05:531
2122099305,19cyclictest0-21swapper/107:14:531
21220993015,13cyclictest0-21swapper/111:04:271
21220993013,15cyclictest0-21swapper/111:15:331
2121999306,21cyclictest0-21swapper/011:45:260
2121999304,20cyclictest0-21swapper/007:10:050
21219993015,13cyclictest0-21swapper/011:35:300
21219993015,13cyclictest0-21swapper/011:35:300
21219993014,13cyclictest0-21swapper/012:20:020
21219993013,15cyclictest0-21swapper/011:55:360
21219993013,14cyclictest0-21swapper/009:15:190
21219993012,16cyclictest0-21swapper/010:35:350
21219993012,15cyclictest0-21swapper/010:15:170
21219993012,15cyclictest0-21swapper/010:15:160
21219993012,15cyclictest0-21swapper/009:10:220
21219993011,16cyclictest0-21swapper/010:45:030
21219993011,16cyclictest0-21swapper/010:45:030
21222992915,12cyclictest0-21swapper/312:35:073
21222992915,12cyclictest0-21swapper/312:35:063
21222992915,12cyclictest0-21swapper/311:25:273
21222992914,12cyclictest0-21swapper/309:15:373
21222992912,15cyclictest0-21swapper/310:40:193
21222992911,16cyclictest0-21swapper/312:30:213
21222992911,16cyclictest0-21swapper/311:05:353
21222992910,18cyclictest0-21swapper/308:13:053
2122199297,20cyclictest0-21swapper/207:50:192
2122199294,23cyclictest0-21swapper/208:26:432
2122199294,17cyclictest0-21swapper/207:20:122
2122199293,24cyclictest0-21swapper/208:05:332
2122099298,20cyclictest0-21swapper/108:31:031
2122099296,20cyclictest0-21swapper/109:17:191
21220992916,11cyclictest0-21swapper/110:20:181
21220992916,11cyclictest0-21swapper/110:20:171
21220992915,12cyclictest0-21swapper/110:30:121
21220992915,12cyclictest0-21swapper/109:20:141
21220992910,17cyclictest0-21swapper/111:45:331
21220992910,17cyclictest0-21swapper/109:10:301
21219992912,15cyclictest0-21swapper/009:45:140
2122299286,19cyclictest0-21swapper/310:35:203
2122299285,21cyclictest0-21swapper/307:26:563
21222992816,11cyclictest0-21swapper/308:57:063
21222992812,14cyclictest0-21swapper/311:55:243
21222992811,14cyclictest0-21swapper/309:45:153
21222992810,15cyclictest0-21swapper/312:00:273
21222992810,15cyclictest0-21swapper/312:00:273
2122199284,18cyclictest0-21swapper/207:41:472
21221992815,11cyclictest0-21swapper/209:20:162
21221992812,14cyclictest0-21swapper/211:15:202
21221992812,13cyclictest0-21swapper/212:00:112
21221992812,13cyclictest0-21swapper/212:00:102
2122099289,17cyclictest0-21swapper/108:41:431
2122099286,20cyclictest0-21swapper/112:30:281
2122099286,19cyclictest0-21swapper/112:15:021
2122099285,22cyclictest0-21swapper/108:56:031
2122099285,22cyclictest0-21swapper/107:25:501
21220992816,11cyclictest0-21swapper/108:48:401
2122299278,16cyclictest0-21swapper/310:30:223
2122299275,21cyclictest0-21swapper/308:31:573
2122299275,20cyclictest0-21swapper/307:30:563
2122299275,20cyclictest0-21swapper/307:30:563
21222992715,11cyclictest0-21swapper/309:05:463
21222992715,11cyclictest0-21swapper/309:05:463
21222992714,11cyclictest0-21swapper/311:10:263
2122099277,17cyclictest0-21swapper/109:35:361
2122099277,17cyclictest0-21swapper/109:35:361
2122099276,19cyclictest0-21swapper/111:30:311
2122099276,19cyclictest0-21swapper/111:30:301
2122099276,19cyclictest0-21swapper/111:25:271
2122299266,18cyclictest0-21swapper/309:55:163
21220992612,12cyclictest0-21swapper/111:40:151
21222992512,11cyclictest0-21swapper/309:20:303
2122199253,9cyclictest12851-21latency_hist10:30:012
2122199253,5cyclictest10145-21stress10:05:162
21220992514,9cyclictest0-21swapper/110:55:121
21220992514,9cyclictest0-21swapper/110:55:121
2122299246,16cyclictest0-21swapper/310:45:333
2122299246,16cyclictest0-21swapper/310:45:323
21219992410,12cyclictest0-21swapper/011:25:020
2122299235,16cyclictest0-21swapper/312:05:353
2122199222,6cyclictest5356-21ntp_states10:10:292
2122099226,14cyclictest0-21swapper/111:55:261
2122099226,14cyclictest0-21swapper/110:35:281
188622212,3sleep310145-21stress09:30:003
234802202,3sleep310145-21stress10:51:333
2122299205,14cyclictest0-21swapper/309:10:323
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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