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2026-04-08 - 03:27
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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 376 highest latencies:
System rack7slot1.osadl.org (updated Wed Apr 08, 2026 00:45:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2758221220,1sleep215661-21stress00:07:142
27881211556,20sleep30-21swapper/319:07:423
28017210349,49sleep00-21swapper/019:09:270
2771128863,20sleep20-21swapper/219:05:312
2770828353,24sleep10-21swapper/119:05:311
2815999417,20cyclictest0-21swapper/122:20:151
28158994111,27cyclictest0-21swapper/022:45:310
28158994111,27cyclictest0-21swapper/000:11:390
28160994014,23cyclictest0-21swapper/221:16:252
2815899408,17cyclictest0-21swapper/022:42:300
28158994014,19cyclictest0-21swapper/019:35:480
28158994012,20cyclictest0-21swapper/020:00:240
58782395,13sleep30-21swapper/320:45:183
28762395,13sleep10-21swapper/119:24:321
282972395,13sleep30-21swapper/320:20:403
28158993912,24cyclictest0-21swapper/000:15:030
28158993911,25cyclictest0-21swapper/023:25:460
28158993911,25cyclictest0-21swapper/023:25:460
133972395,13sleep20-21swapper/221:04:252
283042385,13sleep10-21swapper/120:20:421
2816099388,15cyclictest0-21swapper/200:35:282
2816099388,15cyclictest0-21swapper/200:35:282
2815999387,22cyclictest0-21swapper/121:40:181
2815999387,22cyclictest0-21swapper/121:40:181
28159993816,12cyclictest0-21swapper/100:00:161
28159993814,21cyclictest0-21swapper/122:30:191
28158993816,15cyclictest0-21swapper/000:23:400
28158993810,25cyclictest0-21swapper/023:20:570
28158993810,25cyclictest0-21swapper/022:50:270
28158993810,25cyclictest0-21swapper/022:50:270
90622375,12sleep20-21swapper/220:53:392
70782375,12sleep20-21swapper/219:32:552
67532375,13sleep20-21swapper/220:46:302
47432375,13sleep20-21swapper/219:25:412
284492375,12sleep20-21swapper/220:22:352
28161993713,21cyclictest0-21swapper/322:50:273
28161993713,21cyclictest0-21swapper/322:50:273
28160993715,19cyclictest0-21swapper/200:29:252
28160993714,20cyclictest0-21swapper/200:17:152
28160993714,12cyclictest0-21swapper/221:32:482
2815999379,25cyclictest0-21swapper/123:17:321
28159993710,24cyclictest0-21swapper/122:45:411
2815899379,25cyclictest0-21swapper/022:55:220
2815899379,25cyclictest0-21swapper/022:55:210
2815899379,25cyclictest0-21swapper/021:50:210
2815899379,20cyclictest0-21swapper/021:25:230
2815899379,18cyclictest0-21swapper/022:30:490
28158993711,23cyclictest0-21swapper/022:28:510
28158993711,19cyclictest0-21swapper/019:29:190
28158993710,24cyclictest0-21swapper/021:56:030
200442375,13sleep30-21swapper/320:04:453
176512375,13sleep20-21swapper/219:56:132
176352375,13sleep30-21swapper/319:56:023
154742375,12sleep20-21swapper/221:08:392
154742375,12sleep20-21swapper/221:08:382
114752375,13sleep20-21swapper/219:44:222
114752375,13sleep20-21swapper/219:44:222
71582365,13sleep00-21swapper/019:33:570
6112365,13sleep00-21swapper/019:18:380
4212365,13sleep30-21swapper/320:34:043
3072365,13sleep20-21swapper/220:32:382
301972365,12sleep30-21swapper/319:14:283
28161993614,19cyclictest0-21swapper/321:57:073
28160993615,18cyclictest0-21swapper/222:40:122
28160993615,18cyclictest0-21swapper/221:46:322
28160993615,18cyclictest0-21swapper/221:46:312
2815999366,20cyclictest0-21swapper/123:55:151
28158993616,17cyclictest0-21swapper/000:35:540
28158993616,17cyclictest0-21swapper/000:35:540
28158993615,16cyclictest0-21swapper/019:10:210
28158993614,20cyclictest0-21swapper/023:02:280
28158993612,21cyclictest0-21swapper/022:00:210
28158993610,23cyclictest0-21swapper/021:30:190
28158993610,20cyclictest0-21swapper/020:30:220
24322365,13sleep10-21swapper/120:36:461
241262365,13sleep00-21swapper/020:12:070
23622365,13sleep00-21swapper/020:35:530
23392365,13sleep30-21swapper/320:35:403
154842365,13sleep00-21swapper/021:08:450
154842365,13sleep00-21swapper/021:08:440
133732365,13sleep20-21swapper/219:46:232
133502365,13sleep10-21swapper/121:03:491
114092365,13sleep10-21swapper/119:43:331
114092365,13sleep10-21swapper/119:43:321
112332365,12sleep10-21swapper/120:59:041
53492354,12sleep10-21swapper/119:30:101
28161993520,13cyclictest0-21swapper/321:30:063
2816099359,23cyclictest0-21swapper/223:41:452
28160993515,17cyclictest0-21swapper/223:45:192
28160993515,17cyclictest0-21swapper/222:05:222
28160993513,19cyclictest0-21swapper/222:11:212
28160993513,19cyclictest0-21swapper/222:11:212
28160993512,20cyclictest0-21swapper/223:04:152
28160993512,20cyclictest0-21swapper/222:36:172
28160993512,20cyclictest0-21swapper/221:50:122
2815999359,23cyclictest0-21swapper/123:10:321
2815999357,25cyclictest0-21swapper/122:03:541
28159993513,19cyclictest0-21swapper/122:10:181
28159993513,19cyclictest0-21swapper/122:10:181
28159993511,22cyclictest0-21swapper/123:33:271
28159993511,22cyclictest0-21swapper/123:33:271
2815899358,21cyclictest0-21swapper/019:54:180
2815899356,23cyclictest0-21swapper/019:22:480
2815899355,23cyclictest0-21swapper/019:55:260
28158993515,18cyclictest0-21swapper/023:07:300
28158993513,17cyclictest0-21swapper/020:20:210
28158993511,21cyclictest0-21swapper/022:35:060
28158993510,22cyclictest0-21swapper/023:40:160
187532355,14sleep10-21swapper/120:00:171
47692345,10sleep10-21swapper/119:26:011
28160993416,15cyclictest0-21swapper/221:55:112
28160993415,16cyclictest0-21swapper/223:37:122
28160993415,16cyclictest0-21swapper/222:50:212
28160993415,16cyclictest0-21swapper/222:50:212
28160993414,18cyclictest0-21swapper/222:45:042
28160993412,19cyclictest0-21swapper/222:00:102
28160993410,21cyclictest0-21swapper/200:00:312
2815999349,16cyclictest0-21swapper/123:00:301
2815999347,24cyclictest0-21swapper/121:11:301
2815999346,19cyclictest0-21swapper/121:23:201
28159993416,16cyclictest0-21swapper/123:35:151
28159993413,19cyclictest0-21swapper/122:15:231
28159993413,19cyclictest0-21swapper/122:15:231
28159993413,19cyclictest0-21swapper/121:45:051
28159993413,19cyclictest0-21swapper/121:45:051
28159993411,21cyclictest0-21swapper/121:55:261
28159993410,21cyclictest0-21swapper/122:57:171
28159993410,21cyclictest0-21swapper/122:57:171
2815899349,22cyclictest0-21swapper/000:05:010
2815899346,20cyclictest0-21swapper/000:25:100
28158993416,16cyclictest0-21swapper/023:35:260
28158993415,14cyclictest0-21swapper/020:26:180
28158993415,13cyclictest0-21swapper/020:50:010
28158993415,12cyclictest0-21swapper/020:19:480
28158993414,15cyclictest0-21swapper/020:49:490
28158993412,16cyclictest0-21swapper/020:55:240
28158993411,12cyclictest0-21swapper/019:46:280
28158993410,21cyclictest0-21swapper/022:20:170
219832345,12sleep00-21swapper/020:06:580
199042345,10sleep20-21swapper/220:02:552
177552345,10sleep10-21swapper/119:57:331
156512345,10sleep20-21swapper/219:53:082
93062335,10sleep30-21swapper/319:39:023
47472334,10sleep10-21swapper/120:43:271
46822335,10sleep30-21swapper/320:42:373
4222334,10sleep10-21swapper/119:16:251
2816199339,21cyclictest0-21swapper/321:50:093
28161993319,13cyclictest0-21swapper/321:04:503
28161993316,15cyclictest0-21swapper/321:25:273
28161993315,16cyclictest0-21swapper/322:43:213
28161993315,15cyclictest0-21swapper/323:05:233
28161993311,19cyclictest0-21swapper/322:30:423
28161993311,19cyclictest0-21swapper/300:24:453
28161993311,19cyclictest0-21swapper/300:12:233
28161993310,20cyclictest0-21swapper/323:40:143
28161993310,20cyclictest0-21swapper/322:45:293
2816099339,21cyclictest0-21swapper/223:15:062
28160993317,13cyclictest0-21swapper/223:10:262
28160993315,15cyclictest0-21swapper/223:56:092
28160993315,15cyclictest0-21swapper/222:20:312
28160993315,15cyclictest0-21swapper/200:20:032
28160993310,16cyclictest0-21swapper/220:25:062
2815999336,18cyclictest0-21swapper/100:11:171
28159993313,18cyclictest0-21swapper/123:40:151
28159993311,20cyclictest0-21swapper/100:15:211
28159993311,19cyclictest0-21swapper/100:35:161
28159993311,19cyclictest0-21swapper/100:35:151
2815899334,22cyclictest0-21swapper/020:40:060
28158993316,15cyclictest0-21swapper/023:35:020
28158993316,15cyclictest0-21swapper/023:35:010
28158993314,13cyclictest0-21swapper/021:00:150
28158993311,16cyclictest0-21swapper/019:40:110
28158993311,16cyclictest0-21swapper/019:40:110
157472335,10sleep10-21swapper/119:54:241
2816199328,22cyclictest0-21swapper/319:21:303
28161993215,15cyclictest0-21swapper/322:35:293
28161993212,17cyclictest0-21swapper/323:20:053
28161993211,18cyclictest0-21swapper/323:26:073
28161993211,18cyclictest0-21swapper/323:26:063
28161993211,18cyclictest0-21swapper/321:46:023
28161993211,18cyclictest0-21swapper/321:46:023
2816099328,17cyclictest0-21swapper/220:39:482
2816099328,16cyclictest0-21swapper/220:05:212
28160993217,13cyclictest0-21swapper/222:15:102
28160993217,13cyclictest0-21swapper/222:15:102
28160993217,12cyclictest0-21swapper/222:25:292
28160993215,15cyclictest0-21swapper/223:30:092
28160993215,15cyclictest0-21swapper/223:30:092
28160993215,15cyclictest0-21swapper/223:05:152
28160993215,15cyclictest0-21swapper/200:30:042
28160993215,14cyclictest0-21swapper/223:25:152
28160993215,14cyclictest0-21swapper/223:25:152
28160993215,14cyclictest0-21swapper/221:35:192
28160993214,16cyclictest0-21swapper/221:20:082
28160993210,19cyclictest0-21swapper/223:20:142
2815999328,22cyclictest0-21swapper/121:35:331
2815999328,21cyclictest0-21swapper/122:50:381
2815999328,21cyclictest0-21swapper/122:50:371
2815999325,25cyclictest0-21swapper/120:25:211
28159993216,14cyclictest0-21swapper/123:50:261
28159993214,15cyclictest0-21swapper/123:46:341
28159993213,16cyclictest0-21swapper/123:05:191
28159993213,10cyclictest0-21swapper/100:20:171
28159993212,18cyclictest0-21swapper/122:35:191
28159993211,19cyclictest0-21swapper/123:20:251
2815899329,20cyclictest0-21swapper/021:40:150
2815899329,20cyclictest0-21swapper/021:40:150
2815899325,12cyclictest15661-21stress23:10:250
28158993216,14cyclictest0-21swapper/000:30:290
28158993216,13cyclictest0-21swapper/021:45:260
28158993216,13cyclictest0-21swapper/021:45:260
28158993215,15cyclictest0-21swapper/022:05:140
28158993214,16cyclictest0-21swapper/023:56:010
28158993214,16cyclictest0-21swapper/023:15:070
262362324,10sleep10-21swapper/120:16:371
2816199318,21cyclictest0-21swapper/320:28:003
2816199318,21cyclictest0-21swapper/319:29:503
2816199318,20cyclictest0-21swapper/300:03:373
28161993115,13cyclictest0-21swapper/322:26:163
28161993115,13cyclictest0-21swapper/300:36:543
28161993115,13cyclictest0-21swapper/300:36:543
28161993114,15cyclictest0-21swapper/322:00:153
28161993114,15cyclictest0-21swapper/321:15:343
28161993114,14cyclictest0-21swapper/323:45:223
28161993113,15cyclictest0-21swapper/321:35:223
2816099316,22cyclictest0-21swapper/221:10:352
2816099315,14cyclictest0-21swapper/220:15:062
28160993110,18cyclictest0-21swapper/222:57:142
28160993110,18cyclictest0-21swapper/222:57:132
28160993110,15cyclictest0-21swapper/219:18:192
2815999314,21cyclictest0-21swapper/119:14:081
28159993114,15cyclictest0-21swapper/121:30:281
28158993114,15cyclictest0-21swapper/021:10:210
2816199308,20cyclictest0-21swapper/321:08:133
2816199308,20cyclictest0-21swapper/321:08:133
2816199306,21cyclictest0-21swapper/322:10:343
2816199306,21cyclictest0-21swapper/322:10:343
28161993017,12cyclictest0-21swapper/320:50:303
28161993017,12cyclictest0-21swapper/319:45:303
28161993017,12cyclictest0-21swapper/319:17:193
28161993015,12cyclictest0-21swapper/321:40:253
28161993015,12cyclictest0-21swapper/321:40:243
28161993014,14cyclictest0-21swapper/300:05:353
28161993014,13cyclictest0-21swapper/322:15:323
28161993014,13cyclictest0-21swapper/322:15:313
28161993014,13cyclictest0-21swapper/300:15:083
28161993013,15cyclictest0-21swapper/322:20:343
28161993010,17cyclictest0-21swapper/321:10:333
2816099309,14cyclictest0-21swapper/219:35:282
2816099308,15cyclictest0-21swapper/220:10:482
2816099306,17cyclictest0-21swapper/219:14:192
28160993016,12cyclictest0-21swapper/223:52:192
28160993014,14cyclictest0-21swapper/221:25:142
2815999309,18cyclictest0-21swapper/122:40:161
2815999308,20cyclictest0-21swapper/121:15:251
2815999305,23cyclictest0-21swapper/119:39:451
2815999304,21cyclictest0-21swapper/119:46:511
28159993014,14cyclictest0-21swapper/122:25:041
28158993013,15cyclictest0-21swapper/022:15:230
28158993013,15cyclictest0-21swapper/022:15:220
2816199298,20cyclictest0-21swapper/320:15:253
2816199298,19cyclictest0-21swapper/320:13:303
2816199298,19cyclictest0-21swapper/320:05:053
2816199298,19cyclictest0-21swapper/319:40:113
2816199298,19cyclictest0-21swapper/319:40:103
2816199295,22cyclictest0-21swapper/320:56:503
2816199295,22cyclictest0-21swapper/319:50:203
28161992915,11cyclictest0-21swapper/300:30:263
28161992914,13cyclictest0-21swapper/323:15:263
28161992913,14cyclictest0-21swapper/322:55:193
28161992913,14cyclictest0-21swapper/322:55:193
28161992913,14cyclictest0-21swapper/322:05:263
28161992911,17cyclictest0-21swapper/319:33:243
2816099299,17cyclictest0-21swapper/222:30:242
2816099295,17cyclictest0-21swapper/220:40:062
28160992917,11cyclictest0-21swapper/219:21:502
2815999299,18cyclictest0-21swapper/121:10:001
2815999299,18cyclictest0-21swapper/121:10:001
2815999297,19cyclictest0-21swapper/100:05:191
2815999295,22cyclictest0-21swapper/120:45:181
2815999295,18cyclictest0-21swapper/120:51:501
2815999295,18cyclictest0-21swapper/120:30:551
2815999295,17cyclictest0-21swapper/120:10:221
28159992913,14cyclictest0-21swapper/122:06:071
28159992913,14cyclictest0-21swapper/121:25:121
28158992914,13cyclictest0-21swapper/022:10:180
28158992914,13cyclictest0-21swapper/022:10:170
28158992913,14cyclictest0-21swapper/021:15:210
28161992813,13cyclictest0-21swapper/321:20:163
28161992811,15cyclictest0-21swapper/300:25:283
28160992815,11cyclictest0-21swapper/221:40:162
28160992815,11cyclictest0-21swapper/221:40:162
28159992812,14cyclictest0-21swapper/123:25:191
28159992812,14cyclictest0-21swapper/123:25:181
28161992713,12cyclictest0-21swapper/323:30:143
28161992713,12cyclictest0-21swapper/323:30:143
2816099275,20cyclictest0-21swapper/220:56:212
2815999275,20cyclictest0-21swapper/120:05:221
28158992713,12cyclictest0-21swapper/000:05:250
2816199268,15cyclictest0-21swapper/323:55:143
28161992613,10cyclictest0-21swapper/323:15:013
2815899266,18cyclictest0-21swapper/023:45:130
2816099259,14cyclictest0-21swapper/200:10:322
2815999253,6cyclictest15663-21stress00:25:361
28159992510,13cyclictest0-21swapper/121:50:131
28158992510,12cyclictest0-21swapper/021:35:330
2816199249,13cyclictest0-21swapper/323:00:263
2816199246,16cyclictest0-21swapper/323:35:253
2815899243,19cyclictest0-21swapper/023:50:230
2816199226,14cyclictest0-21swapper/323:50:183
2815999222,6cyclictest15663-21stress00:34:201
2815899225,15cyclictest0-21swapper/021:20:130
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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