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2026-03-17 - 07:24
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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 17, 2026 00:45:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
226821260,1sleep17615-21stress23:29:471
226821260,1sleep17615-21stress23:29:471
20019210945,59sleep20-21swapper/219:06:162
2018829367,21sleep30-21swapper/319:08:273
2020428860,23sleep10-21swapper/119:08:371
2030328554,26sleep00-21swapper/019:09:470
2042599679,43cyclictest0-21swapper/123:13:591
218672660,1sleep37615-21stress22:58:423
20425995915,20cyclictest0-21swapper/121:30:261
20425995715,20cyclictest0-21swapper/121:43:261
20425995514,21cyclictest0-21swapper/121:35:061
20425995415,36cyclictest0-21swapper/100:33:511
20425995415,36cyclictest0-21swapper/100:33:511
20425995311,21cyclictest0-21swapper/123:30:021
20425995311,21cyclictest0-21swapper/123:30:021
20425995115,33cyclictest0-21swapper/122:00:181
20425995114,15cyclictest0-21swapper/122:50:321
20425995113,17cyclictest0-21swapper/121:55:241
20425995111,20cyclictest0-21swapper/123:15:191
20425995111,18cyclictest0-21swapper/123:40:211
20425995111,16cyclictest0-21swapper/100:10:151
2042599506,23cyclictest0-21swapper/100:07:311
2042599506,23cyclictest0-21swapper/100:07:311
20425995015,32cyclictest0-21swapper/121:15:501
20425995014,17cyclictest0-21swapper/123:20:281
20425995013,15cyclictest0-21swapper/122:45:171
20425995013,14cyclictest0-21swapper/100:02:581
20425995013,14cyclictest0-21swapper/100:02:571
20425994914,16cyclictest0-21swapper/122:30:181
20425994913,16cyclictest0-21swapper/122:06:361
20425994911,16cyclictest0-21swapper/122:15:291
20425994911,12cyclictest0-21swapper/122:25:141
20425994910,18cyclictest0-21swapper/123:45:151
20425994910,16cyclictest0-21swapper/121:22:071
2042599485,26cyclictest0-21swapper/119:19:161
20425994813,18cyclictest0-21swapper/100:35:091
20425994813,18cyclictest0-21swapper/100:35:091
20425994812,17cyclictest0-21swapper/122:10:341
20425994812,16cyclictest0-21swapper/121:10:151
20425994812,14cyclictest0-21swapper/121:45:301
20425994812,14cyclictest0-21swapper/121:45:291
20425994810,20cyclictest0-21swapper/122:20:041
20425994810,20cyclictest0-21swapper/122:20:031
2042599475,25cyclictest0-21swapper/120:56:161
20425994713,16cyclictest0-21swapper/120:40:181
2042599466,21cyclictest0-21swapper/119:40:121
2042599466,17cyclictest0-21swapper/121:50:171
2042599465,25cyclictest0-21swapper/119:23:251
20425994615,15cyclictest0-21swapper/120:26:061
20425994613,30cyclictest0-21swapper/100:20:331
20425994613,16cyclictest0-21swapper/120:15:201
20425994612,16cyclictest0-21swapper/119:25:141
2042599456,15cyclictest0-21swapper/121:25:161
2042599455,24cyclictest0-21swapper/121:01:261
20425994514,15cyclictest0-21swapper/120:13:351
20425994510,16cyclictest0-21swapper/120:35:181
2042599446,22cyclictest0-21swapper/123:54:051
2042599446,16cyclictest0-21swapper/100:25:261
2042599446,15cyclictest0-21swapper/123:55:271
2042599446,13cyclictest0-21swapper/123:08:411
20425994413,15cyclictest0-21swapper/121:06:361
20425994314,13cyclictest0-21swapper/120:01:061
20425994311,12cyclictest0-21swapper/122:41:041
2042599429,14cyclictest0-21swapper/119:59:091
2042599427,14cyclictest0-21swapper/120:20:241
2042599426,15cyclictest0-21swapper/119:30:161
20425994216,14cyclictest0-21swapper/120:05:161
20425994211,16cyclictest0-21swapper/120:30:171
2042599417,15cyclictest0-21swapper/122:55:141
2042599416,15cyclictest0-21swapper/100:15:191
2042599416,14cyclictest0-21swapper/123:35:291
2042599415,19cyclictest0-21swapper/120:51:511
20426994010,27cyclictest0-21swapper/221:15:482
20425994010,12cyclictest0-21swapper/120:45:331
20426993911,25cyclictest0-21swapper/221:50:162
20426993910,26cyclictest0-21swapper/223:30:352
20426993910,26cyclictest0-21swapper/223:30:352
20425993911,12cyclictest0-21swapper/119:13:111
20424993910,26cyclictest0-21swapper/022:46:060
250262385,14sleep20-21swapper/219:15:272
2042699389,27cyclictest0-21swapper/223:50:312
39322375,13sleep30-21swapper/319:45:123
39322375,13sleep30-21swapper/319:45:113
32322375,14sleep20-21swapper/220:59:492
20426993716,19cyclictest0-21swapper/223:10:242
20426993714,21cyclictest0-21swapper/221:40:012
20426993711,23cyclictest0-21swapper/221:40:212
2042599376,15cyclictest0-21swapper/119:50:171
20424993711,20cyclictest0-21swapper/019:46:510
20424993711,20cyclictest0-21swapper/019:46:500
290062364,13sleep30-21swapper/320:42:093
267592365,14sleep20-21swapper/220:35:312
230042365,13sleep20-21swapper/220:30:012
20426993610,23cyclictest0-21swapper/222:50:022
2042499367,18cyclictest0-21swapper/022:55:200
20424993617,16cyclictest0-21swapper/023:59:250
20424993615,18cyclictest0-21swapper/023:05:180
20424993612,21cyclictest0-21swapper/022:35:100
140822365,11sleep00-21swapper/020:06:580
316622354,14sleep00-21swapper/019:33:420
29782354,14sleep30-21swapper/320:56:463
295252355,12sleep20-21swapper/219:28:352
221992354,14sleep30-21swapper/319:11:083
206112355,12sleep20-21swapper/220:23:372
2042699359,24cyclictest0-21swapper/222:20:142
2042699359,24cyclictest0-21swapper/222:20:142
20426993516,17cyclictest0-21swapper/200:16:332
2042599355,11cyclictest0-21swapper/119:35:181
2042499356,26cyclictest0-21swapper/022:32:560
20424993517,17cyclictest0-21swapper/021:02:030
20424993516,18cyclictest0-21swapper/020:51:380
20424993516,16cyclictest0-21swapper/022:40:100
20424993515,18cyclictest0-21swapper/022:50:050
20424993512,20cyclictest0-21swapper/021:27:120
20424993511,22cyclictest0-21swapper/019:55:240
20424993510,22cyclictest0-21swapper/022:15:020
34512345,9sleep20-21swapper/219:42:262
292052344,13sleep20-21swapper/220:44:422
226672345,12sleep00-21swapper/020:27:310
20426993414,17cyclictest0-21swapper/223:03:432
20426993413,19cyclictest0-21swapper/223:45:282
20426993413,18cyclictest0-21swapper/223:57:532
20426993412,19cyclictest0-21swapper/222:30:232
20424993416,15cyclictest0-21swapper/021:55:050
20424993411,21cyclictest0-21swapper/020:41:590
20424993411,21cyclictest0-21swapper/020:15:190
20424993410,21cyclictest0-21swapper/023:31:280
20424993410,21cyclictest0-21swapper/023:31:280
20424993410,21cyclictest0-21swapper/000:00:190
20424993410,21cyclictest0-21swapper/000:00:190
141572345,12sleep20-21swapper/220:07:522
34942333,13sleep30-21swapper/319:43:003
20427993315,16cyclictest0-21swapper/300:16:113
20427993314,17cyclictest0-21swapper/323:16:393
20427993314,16cyclictest0-21swapper/300:20:043
20426993312,18cyclictest0-21swapper/223:15:222
20426993311,19cyclictest0-21swapper/222:35:192
2042499335,25cyclictest0-21swapper/023:35:110
20424993316,15cyclictest0-21swapper/000:30:190
20424993316,15cyclictest0-21swapper/000:30:190
20424993315,15cyclictest0-21swapper/023:40:190
20424993315,15cyclictest0-21swapper/000:35:260
20424993315,15cyclictest0-21swapper/000:35:260
20424993312,18cyclictest0-21swapper/023:00:180
20424993311,20cyclictest0-21swapper/000:15:120
20424993311,19cyclictest0-21swapper/000:20:290
20424993311,16cyclictest0-21swapper/019:11:380
20424993310,21cyclictest0-21swapper/020:24:380
121972335,12sleep30-21swapper/320:04:573
10272334,14sleep30-21swapper/320:54:333
57192323,14sleep20-21swapper/219:49:042
57192323,14sleep20-21swapper/219:49:032
253592323,13sleep00-21swapper/020:35:130
226712324,13sleep20-21swapper/220:27:332
20427993215,14cyclictest0-21swapper/323:56:353
20427993215,14cyclictest0-21swapper/300:35:193
20427993215,14cyclictest0-21swapper/300:35:193
2042699328,21cyclictest0-21swapper/223:05:152
2042699327,22cyclictest0-21swapper/221:45:282
2042699327,22cyclictest0-21swapper/221:45:272
20426993215,15cyclictest0-21swapper/223:28:082
20426993215,15cyclictest0-21swapper/223:28:082
20426993212,17cyclictest0-21swapper/221:10:232
2042599325,12cyclictest0-21swapper/119:45:221
2042599325,12cyclictest0-21swapper/119:45:211
2042499329,20cyclictest0-21swapper/023:50:350
2042499329,18cyclictest0-21swapper/019:35:230
2042499329,17cyclictest0-21swapper/019:51:380
2042499328,18cyclictest0-21swapper/019:26:110
20424993216,14cyclictest0-21swapper/019:21:100
20424993216,13cyclictest0-21swapper/021:15:140
20424993215,15cyclictest0-21swapper/000:05:270
20424993215,15cyclictest0-21swapper/000:05:270
20424993214,16cyclictest0-21swapper/000:15:020
20424993211,20cyclictest0-21swapper/020:30:020
20424993211,18cyclictest0-21swapper/021:54:140
20424993211,18cyclictest0-21swapper/021:47:490
20424993211,18cyclictest0-21swapper/021:47:490
20424993211,17cyclictest0-21swapper/020:10:060
20424993210,20cyclictest0-21swapper/020:45:200
20424993210,17cyclictest0-21swapper/019:40:050
162872323,14sleep20-21swapper/220:12:422
317572313,8sleep20-21swapper/219:34:532
2042799316,22cyclictest0-21swapper/323:05:183
20427993114,14cyclictest0-21swapper/321:37:383
2042699317,18cyclictest0-21swapper/223:20:102
2042699316,23cyclictest0-21swapper/200:20:172
20426993114,15cyclictest0-21swapper/222:05:262
20426993110,19cyclictest0-21swapper/200:35:142
20426993110,19cyclictest0-21swapper/200:35:142
2042499319,19cyclictest0-21swapper/023:20:470
2042499318,20cyclictest0-21swapper/023:25:190
2042499318,20cyclictest0-21swapper/023:25:190
2042499315,24cyclictest0-21swapper/021:05:390
20424993111,17cyclictest0-21swapper/022:25:120
20424993111,15cyclictest0-21swapper/020:55:080
20424993111,11cyclictest0-21swapper/021:20:320
20424993110,19cyclictest0-21swapper/023:45:230
20424993110,17cyclictest0-21swapper/020:00:050
2042799309,19cyclictest0-21swapper/320:08:053
20427993015,12cyclictest0-21swapper/322:40:313
20427993013,15cyclictest0-21swapper/322:15:283
20427993010,18cyclictest0-21swapper/322:38:573
20427993010,17cyclictest0-21swapper/322:14:453
2042699305,23cyclictest0-21swapper/220:45:092
2042699305,23cyclictest0-21swapper/219:50:392
20426993015,13cyclictest0-21swapper/222:00:302
20426993015,12cyclictest0-21swapper/221:29:452
20426993014,14cyclictest0-21swapper/200:00:192
20426993014,14cyclictest0-21swapper/200:00:182
2042499307,20cyclictest0-21swapper/021:10:220
2042499306,22cyclictest0-21swapper/022:15:280
20424993013,15cyclictest0-21swapper/022:05:170
20424993013,14cyclictest0-21swapper/021:30:040
20424993011,16cyclictest0-21swapper/023:15:220
20424993011,15cyclictest0-21swapper/019:15:050
20424993010,18cyclictest0-21swapper/000:25:030
7162295,9sleep20-21swapper/220:51:002
20427992915,12cyclictest0-21swapper/323:40:293
20427992915,12cyclictest0-21swapper/322:09:233
20427992915,12cyclictest0-21swapper/300:00:243
20427992915,12cyclictest0-21swapper/300:00:233
20427992914,13cyclictest0-21swapper/323:50:263
20427992914,12cyclictest0-21swapper/321:25:173
20427992913,14cyclictest0-21swapper/323:20:313
20427992913,14cyclictest0-21swapper/321:40:203
20427992911,16cyclictest0-21swapper/323:25:273
20427992911,16cyclictest0-21swapper/323:25:273
2042699299,17cyclictest0-21swapper/222:15:242
2042699297,20cyclictest0-21swapper/222:50:182
2042699296,20cyclictest0-21swapper/200:25:342
2042699295,23cyclictest0-21swapper/219:35:082
2042699295,22cyclictest0-21swapper/222:25:192
2042699295,22cyclictest0-21swapper/221:00:382
2042699295,22cyclictest0-21swapper/219:23:292
20426992915,12cyclictest0-21swapper/221:21:082
20426992914,13cyclictest0-21swapper/221:30:302
20426992914,13cyclictest0-21swapper/200:31:582
20426992914,13cyclictest0-21swapper/200:31:582
20426992911,15cyclictest0-21swapper/223:45:012
2042499296,21cyclictest0-21swapper/021:40:240
20424992916,11cyclictest0-21swapper/022:20:190
20424992916,11cyclictest0-21swapper/022:20:180
20424992915,12cyclictest0-21swapper/022:00:320
469322815,10sleep30-21swapper/323:35:033
2042799287,18cyclictest0-21swapper/321:55:203
2042799285,20cyclictest0-21swapper/321:45:163
2042799285,20cyclictest0-21swapper/321:45:153
2042799284,22cyclictest0-21swapper/319:15:033
2042799283,23cyclictest0-21swapper/319:53:083
20427992816,11cyclictest0-21swapper/319:27:413
20427992814,13cyclictest0-21swapper/319:32:383
20427992814,13cyclictest0-21swapper/319:23:283
20427992814,12cyclictest0-21swapper/323:45:493
20427992814,12cyclictest0-21swapper/321:10:223
20427992810,16cyclictest0-21swapper/320:29:013
2042699285,22cyclictest0-21swapper/220:00:222
2042699285,22cyclictest0-21swapper/219:10:582
20426992816,11cyclictest0-21swapper/219:55:382
2042499287,18cyclictest0-21swapper/023:10:290
20424992814,12cyclictest0-21swapper/021:35:200
20427992713,12cyclictest0-21swapper/322:20:203
20427992713,12cyclictest0-21swapper/322:20:193
20427992713,12cyclictest0-21swapper/321:30:203
20427992712,12cyclictest0-21swapper/300:25:193
2042699275,20cyclictest0-21swapper/200:05:152
2042699275,20cyclictest0-21swapper/200:05:152
20426992717,9cyclictest0-21swapper/220:19:392
20426992714,12cyclictest0-21swapper/221:07:392
20426992711,14cyclictest0-21swapper/200:10:182
2042799269,15cyclictest0-21swapper/320:49:303
2042799268,17cyclictest0-21swapper/319:55:553
2042799266,18cyclictest0-21swapper/320:31:533
2042799266,17cyclictest0-21swapper/322:25:213
2042799264,20cyclictest0-21swapper/321:00:323
20427992614,11cyclictest0-21swapper/320:20:293
20427992612,12cyclictest0-21swapper/323:00:343
20427992612,12cyclictest0-21swapper/322:30:263
20427992611,13cyclictest0-21swapper/300:05:163
20427992611,13cyclictest0-21swapper/300:05:163
20427992611,12cyclictest0-21swapper/322:54:513
20427992610,14cyclictest0-21swapper/300:30:203
20427992610,14cyclictest0-21swapper/300:30:203
20426992611,13cyclictest0-21swapper/223:35:172
2042799259,15cyclictest0-21swapper/320:39:413
2042799256,18cyclictest0-21swapper/320:14:543
2042799255,18cyclictest0-21swapper/320:15:053
2042799254,19cyclictest0-21swapper/319:35:193
20427992514,9cyclictest0-21swapper/300:10:243
2042699255,18cyclictest0-21swapper/221:55:222
20426992510,13cyclictest0-21swapper/222:40:302
2042799249,14cyclictest0-21swapper/321:05:053
2042799246,16cyclictest0-21swapper/322:45:203
2042799246,15cyclictest0-21swapper/323:10:063
2042799238,13cyclictest0-21swapper/322:00:153
2042799237,14cyclictest0-21swapper/321:15:033
2042799236,14cyclictest0-21swapper/321:50:253
2042799227,13cyclictest0-21swapper/323:35:023
2042799227,13cyclictest0-21swapper/323:35:013
2042799226,13cyclictest0-21swapper/321:20:163
2042699227,13cyclictest0-21swapper/222:55:272
2042699216,13cyclictest0-21swapper/222:10:172
2042599206,12cyclictest0-21swapper/122:35:181
20425991814,3cyclictest7614-21stress23:00:161
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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