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2026-04-13 - 13:38
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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 Apr 13, 2026 00:45:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
27032211857,56sleep20-21swapper/219:06:242
27041211654,23sleep10-21swapper/119:06:321
27048211151,21sleep30-21swapper/319:06:383
2696229870,23sleep00-21swapper/019:05:300
76222730,1sleep214985-21stress00:38:402
76222730,1sleep214985-21stress00:38:392
2742199559,23cyclictest0-21swapper/100:00:311
2742199559,23cyclictest0-21swapper/100:00:311
27421995214,19cyclictest0-21swapper/100:25:011
2742199517,27cyclictest0-21swapper/122:44:451
27421995114,15cyclictest0-21swapper/123:05:221
27421995011,15cyclictest0-21swapper/100:05:141
27421994915,12cyclictest0-21swapper/123:35:191
27421994914,18cyclictest0-21swapper/122:46:201
27421994914,18cyclictest0-21swapper/122:46:191
27421994913,14cyclictest0-21swapper/122:00:321
27421994910,18cyclictest0-21swapper/121:25:341
2742199485,24cyclictest0-21swapper/119:15:271
27421994816,13cyclictest0-21swapper/119:31:571
27421994814,14cyclictest0-21swapper/121:10:161
27421994813,15cyclictest0-21swapper/122:05:291
2742199475,23cyclictest0-21swapper/119:26:471
2742199475,23cyclictest0-21swapper/119:21:361
27421994716,13cyclictest0-21swapper/120:34:471
27421994715,12cyclictest0-21swapper/121:45:251
27421994715,12cyclictest0-21swapper/121:45:241
27421994711,17cyclictest0-21swapper/119:40:121
27421994710,18cyclictest0-21swapper/121:59:391
27421994616,11cyclictest0-21swapper/123:31:311
27421994614,11cyclictest0-21swapper/123:00:191
27421994611,16cyclictest0-21swapper/121:54:451
27421994515,14cyclictest0-21swapper/100:35:171
27421994515,14cyclictest0-21swapper/100:35:171
27421994514,14cyclictest0-21swapper/122:20:131
27421994512,14cyclictest0-21swapper/123:55:361
27421994512,14cyclictest0-21swapper/123:55:351
27421994511,17cyclictest0-21swapper/122:55:191
27421994412,14cyclictest0-21swapper/122:26:201
27421994314,12cyclictest0-21swapper/122:50:201
27421994314,12cyclictest0-21swapper/122:50:191
27421994312,14cyclictest0-21swapper/100:25:281
2742199429,17cyclictest0-21swapper/122:30:081
27421994213,12cyclictest0-21swapper/123:25:201
2742199417,18cyclictest0-21swapper/123:15:301
2742199417,18cyclictest0-21swapper/123:15:291
2742099399,27cyclictest0-21swapper/023:31:590
2742099399,27cyclictest0-21swapper/000:12:360
27420993915,21cyclictest0-21swapper/023:48:060
2742099389,27cyclictest0-21swapper/022:50:400
2742099389,27cyclictest0-21swapper/022:50:390
2742099389,26cyclictest0-21swapper/022:31:490
39902374,13sleep20-21swapper/219:25:272
27422993718,16cyclictest0-21swapper/222:13:472
27422993718,16cyclictest0-21swapper/221:45:212
27422993718,16cyclictest0-21swapper/221:45:212
255962375,13sleep00-21swapper/020:17:180
20562374,13sleep00-21swapper/019:23:320
18792374,13sleep30-21swapper/319:21:303
170072374,14sleep30-21swapper/319:57:163
149292374,13sleep20-21swapper/219:53:102
83042364,13sleep30-21swapper/319:35:423
82582365,13sleep00-21swapper/020:52:180
60972365,14sleep20-21swapper/220:47:032
320672364,13sleep20-21swapper/220:32:302
291402365,13sleep00-21swapper/019:10:360
27423993615,17cyclictest0-21swapper/322:13:383
27422993617,16cyclictest0-21swapper/221:19:192
2742199369,24cyclictest0-21swapper/121:37:481
2742199365,13cyclictest0-21swapper/119:50:371
27420993616,18cyclictest0-21swapper/020:42:310
27420993616,17cyclictest0-21swapper/000:29:290
19242365,14sleep20-21swapper/220:39:092
85732354,13sleep00-21swapper/019:38:590
64582354,12sleep00-21swapper/019:34:190
62822354,11sleep20-21swapper/219:32:032
38772354,14sleep30-21swapper/320:41:183
277242355,11sleep20-21swapper/220:22:082
2742299358,25cyclictest0-21swapper/220:27:002
2742299358,25cyclictest0-21swapper/220:07:312
27421993511,18cyclictest0-21swapper/121:00:171
27420993515,18cyclictest0-21swapper/021:31:510
27420993515,17cyclictest0-21swapper/023:35:130
27420993515,17cyclictest0-21swapper/022:21:020
27420993511,21cyclictest0-21swapper/000:30:210
234242355,11sleep20-21swapper/220:12:142
147302354,13sleep00-21swapper/019:50:430
321962344,11sleep30-21swapper/320:34:133
293892343,11sleep20-21swapper/219:13:442
2742399349,22cyclictest0-21swapper/323:17:273
2742399349,22cyclictest0-21swapper/323:17:273
27423993413,18cyclictest0-21swapper/323:23:443
2742299348,24cyclictest0-21swapper/221:09:012
2742299347,24cyclictest0-21swapper/221:35:102
27422993411,20cyclictest0-21swapper/200:30:352
2742099349,18cyclictest0-21swapper/019:15:060
27420993415,17cyclictest0-21swapper/000:35:280
27420993415,17cyclictest0-21swapper/000:35:270
27420993411,18cyclictest0-21swapper/020:47:310
27420993411,18cyclictest0-21swapper/019:42:540
19412345,14sleep20-21swapper/219:22:102
191982344,11sleep30-21swapper/320:02:573
17802344,14sleep00-21swapper/020:37:230
147902345,14sleep30-21swapper/319:51:303
125022345,10sleep20-21swapper/221:01:512
2742399338,23cyclictest0-21swapper/320:27:013
27423993317,14cyclictest0-21swapper/323:50:353
27423993316,14cyclictest0-21swapper/322:22:583
27423993314,17cyclictest0-21swapper/322:25:243
27423993314,17cyclictest0-21swapper/300:20:163
27423993314,16cyclictest0-21swapper/300:18:313
2742299338,23cyclictest0-21swapper/220:15:152
2742299338,23cyclictest0-21swapper/220:00:382
2742299337,24cyclictest0-21swapper/222:30:302
2742299337,24cyclictest0-21swapper/221:34:572
2742299335,21cyclictest0-21swapper/223:50:342
27422993315,16cyclictest0-21swapper/222:00:292
27422993315,15cyclictest0-21swapper/221:20:332
27422993314,17cyclictest0-21swapper/223:15:202
27422993314,17cyclictest0-21swapper/223:15:192
27422993312,19cyclictest0-21swapper/223:48:292
27422993312,19cyclictest0-21swapper/223:30:432
27422993311,20cyclictest0-21swapper/222:15:132
27422993310,20cyclictest0-21swapper/222:53:252
27422993310,20cyclictest0-21swapper/222:53:242
2742099336,16cyclictest0-21swapper/020:25:080
27420993319,13cyclictest0-21swapper/020:04:240
27420993316,16cyclictest0-21swapper/020:30:040
27420993316,14cyclictest0-21swapper/022:06:060
27420993316,14cyclictest0-21swapper/021:23:110
27420993314,17cyclictest0-21swapper/023:00:000
27420993314,17cyclictest0-21swapper/021:10:540
27420993311,19cyclictest0-21swapper/022:28:300
27420993311,19cyclictest0-21swapper/022:10:280
27420993311,18cyclictest0-21swapper/019:45:360
27420993311,18cyclictest0-21swapper/019:45:360
27420993311,16cyclictest0-21swapper/021:00:210
27420993310,13cyclictest0-21swapper/000:00:070
27420993310,13cyclictest0-21swapper/000:00:060
211672335,12sleep30-21swapper/320:05:493
27423993213,16cyclictest0-21swapper/323:26:453
27423993213,16cyclictest0-21swapper/300:33:003
27423993211,19cyclictest0-21swapper/323:57:573
27423993211,19cyclictest0-21swapper/323:57:563
2742299327,22cyclictest0-21swapper/221:40:312
2742299327,22cyclictest0-21swapper/221:40:312
2742299326,23cyclictest0-21swapper/222:05:282
2742299325,25cyclictest0-21swapper/220:51:432
27422993216,14cyclictest0-21swapper/223:00:262
27422993213,17cyclictest0-21swapper/223:25:162
27422993211,19cyclictest0-21swapper/222:24:412
2742099329,17cyclictest0-21swapper/020:10:280
2742099328,21cyclictest0-21swapper/000:15:040
27420993217,14cyclictest0-21swapper/021:07:360
27420993217,13cyclictest0-21swapper/021:55:280
27420993217,12cyclictest0-21swapper/021:16:530
27420993216,15cyclictest0-21swapper/020:21:550
27420993216,15cyclictest0-21swapper/019:25:280
27420993216,14cyclictest0-21swapper/023:00:120
27420993216,14cyclictest0-21swapper/021:40:110
27420993216,14cyclictest0-21swapper/021:40:110
27420993215,15cyclictest0-21swapper/023:25:340
27420993215,15cyclictest0-21swapper/021:25:120
27420993214,16cyclictest0-21swapper/023:43:270
27420993214,15cyclictest0-21swapper/021:35:250
27420993213,16cyclictest0-21swapper/021:50:160
27420993211,19cyclictest0-21swapper/023:55:350
27420993211,19cyclictest0-21swapper/023:55:350
2742399318,21cyclictest0-21swapper/321:02:133
2742399315,24cyclictest0-21swapper/323:42:473
2742399315,24cyclictest0-21swapper/323:39:563
2742399315,24cyclictest0-21swapper/323:07:123
2742399315,24cyclictest0-21swapper/321:08:233
2742399315,23cyclictest0-21swapper/321:14:183
27423993116,12cyclictest0-21swapper/321:20:463
27423993115,14cyclictest0-21swapper/300:10:223
27423993113,16cyclictest0-21swapper/321:40:483
27423993113,16cyclictest0-21swapper/321:40:483
27423993112,17cyclictest0-21swapper/323:10:403
2742299317,22cyclictest0-21swapper/223:20:122
2742299317,22cyclictest0-21swapper/221:50:192
2742299316,23cyclictest0-21swapper/200:15:152
2742299315,24cyclictest0-21swapper/220:55:162
2742299315,23cyclictest0-21swapper/219:17:242
27422993116,13cyclictest0-21swapper/223:55:182
27422993116,13cyclictest0-21swapper/223:55:182
27422993111,17cyclictest0-21swapper/200:11:442
27421993115,14cyclictest0-21swapper/121:30:131
27421993114,15cyclictest0-21swapper/123:10:221
27421993114,15cyclictest0-21swapper/122:15:161
27421993111,14cyclictest0-21swapper/120:40:501
2742099317,18cyclictest0-21swapper/019:55:220
2742099316,22cyclictest0-21swapper/022:40:370
2742099315,24cyclictest0-21swapper/020:55:050
27420993115,13cyclictest0-21swapper/023:20:140
27420993110,18cyclictest0-21swapper/022:45:410
27420993110,18cyclictest0-21swapper/022:45:400
27420993110,16cyclictest0-21swapper/020:05:060
2742399305,23cyclictest0-21swapper/319:47:233
2742399305,23cyclictest0-21swapper/319:47:233
2742399305,23cyclictest0-21swapper/319:32:543
27423993016,12cyclictest0-21swapper/322:55:163
27423993016,12cyclictest0-21swapper/320:50:243
27423993014,13cyclictest0-21swapper/323:01:033
27423993010,17cyclictest0-21swapper/321:35:173
27423993010,17cyclictest0-21swapper/300:28:003
2742299305,23cyclictest0-21swapper/219:45:012
2742299305,23cyclictest0-21swapper/219:37:132
27422993015,13cyclictest0-21swapper/222:35:532
27421993016,13cyclictest0-21swapper/119:48:561
27421993016,13cyclictest0-21swapper/119:48:561
27421993016,13cyclictest0-21swapper/119:38:471
27421993016,13cyclictest0-21swapper/119:10:071
27421993014,14cyclictest0-21swapper/100:15:191
27421993010,17cyclictest0-21swapper/123:50:101
27420993014,14cyclictest0-21swapper/023:10:130
27420993014,14cyclictest0-21swapper/022:35:140
27420993010,17cyclictest0-21swapper/022:15:290
2742399298,20cyclictest0-21swapper/320:55:033
2742399295,22cyclictest0-21swapper/320:45:213
2742399295,22cyclictest0-21swapper/320:36:433
2742399295,22cyclictest0-21swapper/319:17:233
2742399294,23cyclictest0-21swapper/320:16:243
27423992916,12cyclictest0-21swapper/319:13:443
27423992915,12cyclictest0-21swapper/300:05:253
27423992913,14cyclictest0-21swapper/321:25:253
27423992912,15cyclictest0-21swapper/321:46:253
27423992912,15cyclictest0-21swapper/321:46:253
27423992912,14cyclictest0-21swapper/322:15:063
27423992912,14cyclictest0-21swapper/322:00:293
2742299297,20cyclictest0-21swapper/200:05:202
2742299296,20cyclictest0-21swapper/222:40:182
2742299296,20cyclictest0-21swapper/221:25:372
2742299295,22cyclictest0-21swapper/219:55:182
2742299295,22cyclictest0-21swapper/219:45:052
2742299295,22cyclictest0-21swapper/219:45:052
27422992916,11cyclictest0-21swapper/200:20:192
27422992915,12cyclictest0-21swapper/222:45:202
27422992915,12cyclictest0-21swapper/222:45:192
2742199295,22cyclictest0-21swapper/120:45:121
2742199295,22cyclictest0-21swapper/120:39:061
2742199295,22cyclictest0-21swapper/120:25:571
2742199295,22cyclictest0-21swapper/120:03:371
2742199295,18cyclictest0-21swapper/119:55:521
27421992915,12cyclictest0-21swapper/121:40:051
27421992915,12cyclictest0-21swapper/121:40:051
27421992914,13cyclictest0-21swapper/100:30:171
27421992913,14cyclictest0-21swapper/121:20:211
27421992913,14cyclictest0-21swapper/100:10:111
27421992910,16cyclictest0-21swapper/123:40:301
27421992910,13cyclictest0-21swapper/120:20:061
2742099295,22cyclictest0-21swapper/000:05:160
27420992913,14cyclictest0-21swapper/023:05:220
27420992913,14cyclictest0-21swapper/022:00:230
27420992910,17cyclictest0-21swapper/023:15:330
27420992910,17cyclictest0-21swapper/023:15:330
2742399287,18cyclictest0-21swapper/322:45:113
2742399287,18cyclictest0-21swapper/322:45:103
2742399286,19cyclictest0-21swapper/321:50:053
2742399284,22cyclictest0-21swapper/320:10:103
2742399284,22cyclictest0-21swapper/319:25:153
27423992816,11cyclictest0-21swapper/319:44:543
27423992815,11cyclictest0-21swapper/321:55:283
27423992814,12cyclictest0-21swapper/322:35:313
27423992811,14cyclictest0-21swapper/321:30:303
27423992810,16cyclictest0-21swapper/320:20:203
2742299286,20cyclictest0-21swapper/223:35:122
2742299286,20cyclictest0-21swapper/222:25:142
2742299286,19cyclictest0-21swapper/221:10:132
27422992814,12cyclictest0-21swapper/220:40:152
2742199285,22cyclictest0-21swapper/121:07:161
2742199285,21cyclictest0-21swapper/120:57:071
2742199285,21cyclictest0-21swapper/120:08:071
27421992816,11cyclictest0-21swapper/120:12:361
27421992814,12cyclictest0-21swapper/123:20:281
27421992812,14cyclictest0-21swapper/121:15:241
27421992810,12cyclictest0-21swapper/120:50:061
27421992810,12cyclictest0-21swapper/120:15:051
27420992814,12cyclictest0-21swapper/021:50:010
27420992814,12cyclictest0-21swapper/021:50:010
2742399279,16cyclictest0-21swapper/321:15:133
2742399276,19cyclictest0-21swapper/323:30:273
2742399275,20cyclictest0-21swapper/323:45:163
2742299277,17cyclictest0-21swapper/223:10:342
27422992714,11cyclictest0-21swapper/200:00:182
27422992714,11cyclictest0-21swapper/200:00:172
27422992712,13cyclictest0-21swapper/200:30:022
2742399265,19cyclictest0-21swapper/300:35:263
2742399265,19cyclictest0-21swapper/300:35:263
27423992615,9cyclictest0-21swapper/322:05:193
2742299267,17cyclictest0-21swapper/222:55:102
2742399256,17cyclictest0-21swapper/322:40:133
2742199256,17cyclictest0-21swapper/122:35:111
27421992511,12cyclictest0-21swapper/122:10:021
2742099256,16cyclictest0-21swapper/000:20:300
27420992510,13cyclictest0-21swapper/023:50:330
2742399246,16cyclictest0-21swapper/300:00:173
2742399246,16cyclictest0-21swapper/300:00:173
2742299247,14cyclictest0-21swapper/223:40:322
2742199242,6cyclictest81rcu_preempt23:45:021
2742399222,18cyclictest14981-21stress22:52:443
2742399222,18cyclictest14981-21stress22:52:443
2742299225,15cyclictest0-21swapper/221:55:112
15082222,18sleep214981-21stress23:10:012
186782202,3sleep314979-21stress22:31:303
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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