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2026-04-23 - 09:26
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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 792 highest latencies:
System rack7slot1.osadl.org (updated Thu Apr 23, 2026 00:45:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
19204212056,24sleep00-21swapper/019:09:320
19143211151,55sleep10-21swapper/119:08:441
3244921100,1sleep27051-21stress22:06:302
3244921100,1sleep27051-21stress22:06:302
18929211053,20sleep30-21swapper/319:06:003
18981210580,20sleep20-21swapper/219:06:412
54762920,4sleep27051-21stress23:35:242
19343995433,19cyclictest0-21swapper/222:54:512
19343995033,14cyclictest0-21swapper/221:41:592
19343995030,17cyclictest0-21swapper/223:15:182
19343994933,13cyclictest0-21swapper/223:04:352
19343994933,13cyclictest0-21swapper/221:39:292
19343994932,14cyclictest0-21swapper/200:04:012
19342994911,28cyclictest0-21swapper/123:41:031
19342994911,28cyclictest0-21swapper/123:41:031
19343994832,13cyclictest0-21swapper/223:30:262
1934399477,31cyclictest0-21swapper/223:25:262
19343994732,13cyclictest0-21swapper/200:08:142
19343994731,13cyclictest0-21swapper/223:09:552
1934399468,28cyclictest0-21swapper/222:55:182
19343994629,14cyclictest0-21swapper/221:26:452
19343994611,26cyclictest0-21swapper/221:55:132
1934399454,32cyclictest0-21swapper/222:20:232
1934399448,26cyclictest0-21swapper/222:30:202
1934399447,25cyclictest0-21swapper/223:10:232
19343994429,13cyclictest0-21swapper/200:20:202
19343994429,12cyclictest0-21swapper/223:20:072
19343994429,12cyclictest0-21swapper/222:50:022
19343994429,12cyclictest0-21swapper/222:50:012
1934399438,26cyclictest0-21swapper/221:10:262
1934399437,26cyclictest0-21swapper/223:45:152
19343994317,12cyclictest7051-21stress22:40:022
19343994314,19cyclictest7051-21stress21:50:222
1934299439,22cyclictest0-21swapper/122:33:501
19342994310,21cyclictest0-21swapper/123:35:161
1934399427,21cyclictest0-21swapper/221:20:262
19343994227,13cyclictest0-21swapper/222:43:122
19343994227,13cyclictest0-21swapper/222:43:112
19343994215,9cyclictest7053-21stress00:35:262
19343994215,9cyclictest7053-21stress00:35:262
19343994215,16cyclictest7051-21stress00:16:172
19343994214,17cyclictest8991-21latency_hist22:30:022
19343994113,17cyclictest7051-21stress21:15:302
1934299418,28cyclictest0-21swapper/123:45:141
1934499409,28cyclictest0-21swapper/322:23:073
19343994022,15cyclictest0-21swapper/223:51:222
19343994020,5cyclictest7053-21stress23:57:362
19343994020,5cyclictest7053-21stress23:57:352
19343994013,16cyclictest7051-21stress21:30:302
19343994012,13cyclictest7053-21stress00:10:032
19341994014,24cyclictest0-21swapper/021:13:060
19341994011,26cyclictest0-21swapper/021:20:580
1934399398,22cyclictest0-21swapper/222:10:362
1934399398,22cyclictest0-21swapper/222:10:362
1934399395,17cyclictest0-21swapper/223:40:202
1934399395,17cyclictest0-21swapper/223:40:192
19343993913,16cyclictest7051-21stress22:00:212
19343993913,16cyclictest29462-21mailstats00:30:322
19343993912,17cyclictest7053-21stress21:45:192
19343993911,17cyclictest7053-21stress00:25:082
1934299397,20cyclictest0-21swapper/100:14:101
306882385,13sleep30-21swapper/320:49:553
19344993815,20cyclictest0-21swapper/323:25:173
19342993814,22cyclictest0-21swapper/122:26:171
19342993811,24cyclictest0-21swapper/122:46:441
19342993811,24cyclictest0-21swapper/122:46:431
19342993811,19cyclictest0-21swapper/121:49:341
67652375,13sleep30-21swapper/321:07:243
67652375,13sleep30-21swapper/321:07:233
260492375,13sleep30-21swapper/320:35:323
19344993715,19cyclictest0-21swapper/321:15:283
19344993713,21cyclictest0-21swapper/323:15:073
19343993713,8cyclictest7051-21stress22:15:152
19343993712,15cyclictest7053-21stress21:10:002
19343993712,15cyclictest7053-21stress21:10:002
19343993712,10cyclictest6126-21grep19:50:192
19342993715,19cyclictest0-21swapper/122:20:311
1934199379,20cyclictest0-21swapper/023:15:170
19341993717,18cyclictest0-21swapper/023:25:070
19341993717,17cyclictest0-21swapper/000:34:320
19341993716,18cyclictest0-21swapper/023:05:590
19341993716,14cyclictest0-21swapper/022:55:520
19341993714,20cyclictest0-21swapper/022:20:110
19341993713,21cyclictest0-21swapper/023:20:140
153872375,13sleep30-21swapper/320:11:513
195922365,13sleep10-21swapper/120:20:261
19343993615,13cyclictest2754-21latency_hist19:45:002
19343993614,6cyclictest24950-21df20:35:132
19342993615,12cyclictest0-21swapper/123:30:161
19342993610,23cyclictest0-21swapper/123:15:441
1934199368,25cyclictest0-21swapper/023:05:020
19341993616,18cyclictest0-21swapper/022:50:260
19341993615,19cyclictest0-21swapper/021:41:250
19341993613,17cyclictest0-21swapper/000:15:200
19341993612,21cyclictest0-21swapper/021:37:380
88682355,13sleep30-21swapper/319:55:463
47472355,13sleep00-21swapper/021:04:290
46312355,13sleep30-21swapper/319:46:523
4032355,12sleep30-21swapper/319:39:013
267602355,13sleep00-21swapper/019:25:040
263912355,13sleep30-21swapper/319:23:423
242212355,13sleep30-21swapper/319:18:293
220332355,12sleep00-21swapper/020:29:040
214212355,13sleep30-21swapper/319:14:523
214212355,13sleep30-21swapper/319:14:513
19344993512,12cyclictest0-21swapper/322:03:543
1934399358,25cyclictest0-21swapper/220:10:222
1934399357,26cyclictest0-21swapper/220:15:322
19343993514,12cyclictest23901-21sed19:15:222
1934299358,24cyclictest0-21swapper/122:40:551
1934299358,24cyclictest0-21swapper/122:40:551
19342993515,17cyclictest0-21swapper/122:35:071
19342993515,17cyclictest0-21swapper/121:40:251
19342993511,21cyclictest0-21swapper/123:11:511
19342993511,21cyclictest0-21swapper/123:00:231
19342993511,21cyclictest0-21swapper/122:10:581
19342993511,21cyclictest0-21swapper/122:10:581
19342993511,21cyclictest0-21swapper/100:24:341
19341993516,11cyclictest0-21swapper/000:35:500
19341993516,11cyclictest0-21swapper/000:35:500
19341993513,20cyclictest0-21swapper/022:20:010
19341993512,17cyclictest0-21swapper/000:05:020
67992345,12sleep10-21swapper/121:07:501
67992345,12sleep10-21swapper/121:07:501
242002345,10sleep10-21swapper/120:34:211
241012345,13sleep00-21swapper/020:33:090
239552345,14sleep30-21swapper/320:31:143
219482345,10sleep30-21swapper/320:27:583
1934499349,22cyclictest0-21swapper/322:10:273
1934499349,22cyclictest0-21swapper/322:10:273
19344993411,21cyclictest0-21swapper/300:20:133
19344993410,21cyclictest0-21swapper/300:15:143
1934399348,12cyclictest0-21swapper/219:20:192
1934399347,25cyclictest0-21swapper/220:32:022
19343993414,18cyclictest0-21swapper/221:00:342
19342993415,17cyclictest0-21swapper/122:17:591
19342993411,21cyclictest0-21swapper/122:05:441
19342993411,21cyclictest0-21swapper/122:05:431
19342993411,21cyclictest0-21swapper/121:55:411
19342993411,20cyclictest0-21swapper/100:25:081
19342993411,20cyclictest0-21swapper/100:15:231
19342993411,15cyclictest0-21swapper/121:27:501
1934199344,20cyclictest0-21swapper/019:50:150
19341993420,13cyclictest0-21swapper/021:05:220
19341993420,13cyclictest0-21swapper/021:05:220
19341993418,14cyclictest0-21swapper/019:55:360
19341993415,17cyclictest0-21swapper/021:30:180
19341993415,17cyclictest0-21swapper/021:15:320
260522335,13sleep10-21swapper/120:35:331
19344993316,15cyclictest0-21swapper/300:35:053
19344993316,15cyclictest0-21swapper/300:35:053
19344993314,16cyclictest0-21swapper/322:50:343
19344993312,18cyclictest0-21swapper/322:59:263
19344993312,18cyclictest0-21swapper/321:25:233
19344993310,20cyclictest0-21swapper/322:40:113
19344993310,20cyclictest0-21swapper/322:40:103
1934399338,23cyclictest0-21swapper/220:03:122
1934399337,19cyclictest0-21swapper/220:45:542
19343993319,13cyclictest0-21swapper/219:37:022
19343993319,13cyclictest0-21swapper/219:11:322
19343993319,13cyclictest0-21swapper/219:11:322
19342993315,16cyclictest0-21swapper/121:20:321
19342993311,20cyclictest0-21swapper/122:00:131
1934199339,21cyclictest0-21swapper/022:30:140
1934199337,23cyclictest0-21swapper/023:40:180
1934199337,23cyclictest0-21swapper/023:40:170
1934199336,24cyclictest0-21swapper/021:25:310
19341993315,15cyclictest0-21swapper/023:55:300
19341993315,15cyclictest0-21swapper/023:55:300
131652335,13sleep30-21swapper/320:06:013
220812325,13sleep10-21swapper/120:29:401
1934499329,21cyclictest0-21swapper/300:10:283
1934499328,22cyclictest0-21swapper/322:25:033
19344993217,12cyclictest0-21swapper/321:34:173
19344993214,16cyclictest0-21swapper/321:55:123
19344993214,15cyclictest0-21swapper/300:00:273
19344993212,18cyclictest0-21swapper/323:05:173
19344993212,18cyclictest0-21swapper/321:50:393
19344993212,18cyclictest0-21swapper/321:10:333
19344993212,17cyclictest0-21swapper/300:30:593
19344993211,18cyclictest0-21swapper/322:15:023
1934399325,25cyclictest0-21swapper/220:50:222
19343993224,6cyclictest13329-21taskset20:08:052
19343993218,13cyclictest0-21swapper/219:55:032
19342993215,15cyclictest0-21swapper/122:55:061
19342993215,15cyclictest0-21swapper/121:50:031
19342993215,15cyclictest0-21swapper/100:05:231
19342993211,18cyclictest0-21swapper/121:30:131
19342993211,18cyclictest0-21swapper/121:15:061
1934199329,17cyclictest0-21swapper/019:45:140
1934199328,21cyclictest0-21swapper/022:35:230
1934199327,19cyclictest0-21swapper/019:23:220
19341993218,12cyclictest0-21swapper/020:00:320
19341993216,14cyclictest0-21swapper/020:05:320
19341993211,20cyclictest0-21swapper/019:41:060
19341993211,17cyclictest0-21swapper/019:31:050
19341993210,15cyclictest0-21swapper/021:45:170
3622315,13sleep00-21swapper/020:54:370
283672315,13sleep10-21swapper/120:42:561
19344993116,13cyclictest0-21swapper/321:35:173
19344993116,12cyclictest0-21swapper/323:24:203
19344993115,13cyclictest0-21swapper/323:45:313
19344993114,14cyclictest0-21swapper/323:10:133
19344993114,14cyclictest0-21swapper/322:05:263
19344993114,14cyclictest0-21swapper/322:05:253
19344993113,15cyclictest0-21swapper/323:40:293
19344993113,15cyclictest0-21swapper/323:40:293
19344993112,16cyclictest0-21swapper/300:26:133
19344993110,18cyclictest0-21swapper/323:55:403
19344993110,18cyclictest0-21swapper/323:55:403
1934399315,24cyclictest0-21swapper/220:22:232
1934399315,24cyclictest0-21swapper/219:47:122
19343993125,4cyclictest21510-21sed20:25:232
19343993122,7cyclictest1899-21runrttasks20:40:182
19343993117,13cyclictest0-21swapper/220:55:032
1934299316,18cyclictest0-21swapper/119:53:061
1934299315,24cyclictest0-21swapper/120:00:421
1934299315,24cyclictest0-21swapper/119:57:021
1934299315,24cyclictest0-21swapper/119:44:221
1934299315,24cyclictest0-21swapper/119:37:221
1934299315,24cyclictest0-21swapper/119:19:431
19342993116,14cyclictest0-21swapper/120:10:331
19342993116,14cyclictest0-21swapper/119:21:221
19342993116,13cyclictest0-21swapper/121:11:121
19342993111,18cyclictest0-21swapper/119:25:191
19342993110,19cyclictest0-21swapper/123:05:141
19342993110,15cyclictest0-21swapper/119:10:341
19342993110,15cyclictest0-21swapper/119:10:331
1934199319,20cyclictest0-21swapper/020:55:240
1934199319,16cyclictest0-21swapper/019:15:380
1934199317,19cyclictest0-21swapper/019:10:050
1934199317,19cyclictest0-21swapper/019:10:050
19341993119,11cyclictest0-21swapper/020:45:060
19341993117,13cyclictest0-21swapper/020:40:110
19341993115,14cyclictest0-21swapper/021:50:290
19341993115,14cyclictest0-21swapper/019:36:240
19341993114,15cyclictest0-21swapper/022:00:140
19341993114,15cyclictest0-21swapper/022:00:030
3652305,10sleep30-21swapper/320:54:403
1934499305,23cyclictest0-21swapper/320:19:423
19344993013,15cyclictest0-21swapper/321:45:013
19344993013,15cyclictest0-21swapper/321:20:213
19344993013,14cyclictest0-21swapper/322:36:363
19344993012,15cyclictest0-21swapper/323:50:253
19344993010,17cyclictest0-21swapper/323:00:083
19343993021,7cyclictest29862-21ntpq19:30:212
19343993016,13cyclictest0-21swapper/219:29:032
1934299309,19cyclictest0-21swapper/123:30:021
1934299309,19cyclictest0-21swapper/100:35:131
1934299309,19cyclictest0-21swapper/100:35:121
1934299305,23cyclictest0-21swapper/120:15:421
1934299305,23cyclictest0-21swapper/120:08:431
19342993015,13cyclictest0-21swapper/100:00:171
19342993014,14cyclictest0-21swapper/100:35:011
19342993011,13cyclictest0-21swapper/119:30:141
19342993010,14cyclictest0-21swapper/119:45:231
1934199309,19cyclictest0-21swapper/023:10:110
1934199308,17cyclictest0-21swapper/020:17:060
1934199308,16cyclictest0-21swapper/020:20:480
19341993017,11cyclictest0-21swapper/020:36:220
19341993015,13cyclictest0-21swapper/022:15:020
19341993015,13cyclictest0-21swapper/022:15:020
19341993015,12cyclictest0-21swapper/023:35:000
19341993013,15cyclictest0-21swapper/000:10:160
19341993013,15cyclictest0-21swapper/000:05:490
19341993010,17cyclictest0-21swapper/023:50:080
19341993010,17cyclictest0-21swapper/023:45:250
1934499295,22cyclictest0-21swapper/319:30:423
19344992915,12cyclictest0-21swapper/300:05:263
19344992913,13cyclictest0-21swapper/321:45:133
1934299295,18cyclictest0-21swapper/121:01:531
1934299295,18cyclictest0-21swapper/120:51:081
19342992915,12cyclictest0-21swapper/123:50:101
19342992912,15cyclictest0-21swapper/122:55:011
19341992915,12cyclictest0-21swapper/000:25:220
19341992910,17cyclictest0-21swapper/020:10:220
1934499285,21cyclictest0-21swapper/320:55:523
1934499285,21cyclictest0-21swapper/320:03:523
1934499285,21cyclictest0-21swapper/319:41:433
1934499285,21cyclictest0-21swapper/319:25:023
19344992815,12cyclictest0-21swapper/319:54:523
19344992814,12cyclictest0-21swapper/323:30:233
19344992813,12cyclictest0-21swapper/322:50:013
1934299288,13cyclictest0-21swapper/120:55:191
1934299285,21cyclictest0-21swapper/120:45:431
19342992814,12cyclictest0-21swapper/123:55:271
19342992814,12cyclictest0-21swapper/123:55:261
19342992812,14cyclictest0-21swapper/123:20:201
1934499275,20cyclictest0-21swapper/320:20:163
1934499275,19cyclictest0-21swapper/322:30:163
19344992712,13cyclictest0-21swapper/321:00:233
19344992612,12cyclictest0-21swapper/322:45:273
1934499245,11cyclictest0-21swapper/320:40:023
19341992410,12cyclictest0-21swapper/022:25:280
1934299236,15cyclictest0-21swapper/121:35:271
1934199223,6cyclictest5012-21cut23:35:150
65142212,17sleep37050-21stress23:38:413
1934199215,14cyclictest0-21swapper/022:05:270
1934199215,14cyclictest0-21swapper/022:05:270
19341992117,3cyclictest7050-21stress22:40:130
19341992117,3cyclictest7050-21stress22:40:120
19341992110,4cyclictest7050-21stress22:45:140
19341992110,4cyclictest7050-21stress22:45:140
19341991915,3cyclictest7052-21stress00:24:560
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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