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2025-12-30 - 02:38
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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 376 highest latencies:
System rack7slot1.osadl.org (updated Tue Dec 30, 2025 00:45:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1284221200,1sleep34371-21stress00:05:123
18038211855,58sleep10-21swapper/119:09:061
17774211752,59sleep20-21swapper/219:05:432
17775211251,56sleep30-21swapper/319:05:433
18047210150,46sleep00-21swapper/019:09:140
239882440,1sleep34373-21stress23:13:323
267362420,1sleep326735-21unixbench_multi00:35:383
18205994216,23cyclictest0-21swapper/023:00:130
1820599418,30cyclictest0-21swapper/022:07:520
1820599418,30cyclictest0-21swapper/022:07:520
18205994117,21cyclictest0-21swapper/022:50:280
60652400,1sleep34373-21stress23:46:493
1820699409,28cyclictest0-21swapper/122:16:001
18205994026,12cyclictest0-21swapper/023:59:130
18205994026,12cyclictest0-21swapper/023:59:120
18205994015,22cyclictest0-21swapper/022:47:450
18206993914,22cyclictest0-21swapper/121:40:301
18206993910,26cyclictest0-21swapper/122:57:501
1820599398,28cyclictest0-21swapper/022:37:030
1820599398,28cyclictest0-21swapper/022:37:020
18205993914,22cyclictest0-21swapper/023:50:130
18205993914,22cyclictest0-21swapper/023:50:130
301922385,13sleep00-21swapper/020:51:590
283112385,13sleep20-21swapper/220:49:402
258972385,13sleep20-21swapper/220:40:302
218072385,13sleep20-21swapper/220:31:442
19582385,13sleep20-21swapper/221:02:042
19582385,13sleep20-21swapper/221:02:032
18207993811,17cyclictest0-21swapper/222:45:342
18206993811,20cyclictest0-21swapper/122:20:221
18205993813,22cyclictest0-21swapper/021:45:100
10442385,13sleep00-21swapper/019:44:270
51872375,13sleep00-21swapper/019:53:330
49432375,13sleep10-21swapper/119:50:251
313602375,12sleep20-21swapper/219:39:032
30102375,13sleep10-21swapper/119:47:321
292652375,13sleep00-21swapper/019:34:000
269332375,13sleep20-21swapper/219:25:522
228682375,13sleep00-21swapper/019:17:200
19512375,13sleep00-21swapper/021:01:570
19512375,13sleep00-21swapper/021:01:570
18207993717,18cyclictest0-21swapper/223:24:472
1820699379,25cyclictest0-21swapper/100:10:251
18206993715,20cyclictest0-21swapper/121:20:111
18206993713,22cyclictest0-21swapper/122:45:351
18206993713,14cyclictest0-21swapper/122:05:381
18206993713,14cyclictest0-21swapper/122:05:381
18206993710,24cyclictest0-21swapper/122:40:131
18206993710,24cyclictest0-21swapper/122:40:121
18205993714,21cyclictest0-21swapper/022:10:270
18205993714,20cyclictest0-21swapper/023:37:240
18205993714,20cyclictest0-21swapper/000:35:380
18205993710,20cyclictest0-21swapper/019:14:090
164562375,14sleep00-21swapper/020:20:150
71012365,13sleep10-21swapper/119:56:071
41912365,12sleep00-21swapper/021:08:430
41912365,12sleep00-21swapper/021:08:430
40032365,13sleep20-21swapper/221:06:202
40032365,13sleep20-21swapper/221:06:202
324242365,13sleep10-21swapper/120:58:511
304272365,13sleep10-21swapper/120:54:581
3042365,13sleep10-21swapper/121:00:021
3042365,13sleep10-21swapper/121:00:021
18207993611,22cyclictest0-21swapper/223:50:322
18207993611,22cyclictest0-21swapper/223:50:322
18207993610,23cyclictest0-21swapper/200:02:352
1820699368,25cyclictest0-21swapper/123:04:281
1820699367,26cyclictest0-21swapper/122:14:011
1820699367,26cyclictest0-21swapper/121:47:581
18206993617,16cyclictest0-21swapper/123:05:201
18206993614,19cyclictest0-21swapper/100:32:201
18206993613,20cyclictest0-21swapper/123:37:431
18206993613,20cyclictest0-21swapper/123:15:211
18206993613,20cyclictest0-21swapper/123:15:211
18206993610,23cyclictest0-21swapper/122:50:031
1820599369,21cyclictest0-21swapper/020:05:280
18205993617,16cyclictest0-21swapper/022:55:070
18205993612,21cyclictest0-21swapper/023:48:190
18205993612,21cyclictest0-21swapper/000:25:030
18205993612,21cyclictest0-21swapper/000:25:030
18205993611,22cyclictest0-21swapper/023:31:220
156042365,12sleep30-21swapper/320:17:383
94082355,12sleep20-21swapper/220:03:492
219432355,13sleep10-21swapper/120:33:271
197172355,10sleep20-21swapper/220:26:432
18207993511,21cyclictest0-21swapper/221:31:282
1820699358,25cyclictest0-21swapper/123:10:241
1820699357,25cyclictest0-21swapper/122:40:001
1820699357,25cyclictest0-21swapper/122:40:001
1820699355,27cyclictest0-21swapper/123:28:301
18206993512,20cyclictest0-21swapper/100:35:211
1820599358,21cyclictest0-21swapper/019:55:070
18205993516,16cyclictest0-21swapper/000:20:300
18205993516,16cyclictest0-21swapper/000:20:290
18205993513,19cyclictest0-21swapper/023:10:390
18205993510,23cyclictest0-21swapper/022:00:290
133282355,13sleep20-21swapper/220:10:272
92272345,10sleep10-21swapper/120:01:321
73232345,12sleep30-21swapper/319:58:583
322722345,12sleep30-21swapper/320:56:553
313492345,10sleep10-21swapper/119:38:541
251282345,13sleep10-21swapper/119:24:351
24532345,12sleep10-21swapper/121:05:081
24532345,12sleep10-21swapper/121:05:071
223262345,10sleep00-21swapper/020:35:080
18207993413,19cyclictest0-21swapper/221:50:212
1820699347,15cyclictest0-21swapper/121:35:161
18206993415,17cyclictest0-21swapper/100:15:351
18206993412,20cyclictest0-21swapper/121:35:001
18206993411,20cyclictest0-21swapper/121:50:061
18206993410,22cyclictest0-21swapper/120:20:231
18205993416,15cyclictest0-21swapper/000:10:150
18205993415,16cyclictest0-21swapper/021:17:120
18205993413,19cyclictest0-21swapper/000:15:320
18205993410,21cyclictest0-21swapper/000:00:030
10892345,10sleep20-21swapper/219:44:582
296002335,12sleep30-21swapper/319:35:033
272042335,12sleep30-21swapper/319:29:223
249862335,12sleep30-21swapper/319:22:443
241132335,10sleep30-21swapper/320:39:313
229412335,10sleep10-21swapper/119:18:171
198822335,12sleep30-21swapper/320:28:483
18208993315,15cyclictest0-21swapper/300:17:573
1820799339,21cyclictest0-21swapper/222:56:232
1820799335,20cyclictest0-21swapper/222:50:362
18207993314,17cyclictest0-21swapper/222:35:442
18207993314,17cyclictest0-21swapper/222:35:432
18207993314,16cyclictest0-21swapper/200:25:552
18207993314,16cyclictest0-21swapper/200:25:552
18207993312,18cyclictest0-21swapper/223:35:382
18207993311,19cyclictest0-21swapper/223:40:072
1820699339,21cyclictest0-21swapper/123:50:181
1820699339,21cyclictest0-21swapper/123:50:181
1820699339,21cyclictest0-21swapper/100:22:241
1820699339,21cyclictest0-21swapper/100:22:241
18206993313,18cyclictest0-21swapper/121:25:261
18206993313,18cyclictest0-21swapper/100:05:381
1820599339,21cyclictest0-21swapper/021:40:260
1820599337,23cyclictest0-21swapper/022:30:270
1820599335,21cyclictest0-21swapper/020:15:590
18205993317,14cyclictest0-21swapper/019:45:220
18205993316,15cyclictest0-21swapper/022:40:330
18205993316,15cyclictest0-21swapper/022:40:330
18205993316,15cyclictest0-21swapper/021:10:190
18205993316,15cyclictest0-21swapper/019:20:290
18205993316,14cyclictest0-21swapper/021:30:250
18205993316,14cyclictest0-21swapper/021:25:280
18205993314,16cyclictest0-21swapper/021:35:270
18205993310,17cyclictest0-21swapper/020:10:510
260682325,12sleep30-21swapper/320:42:403
1820899328,22cyclictest0-21swapper/319:10:423
1820899326,23cyclictest0-21swapper/323:15:133
1820899326,23cyclictest0-21swapper/323:15:123
18208993215,14cyclictest0-21swapper/323:50:343
18208993215,14cyclictest0-21swapper/323:50:343
18208993213,17cyclictest0-21swapper/321:50:083
18208993212,17cyclictest0-21swapper/321:25:253
18208993211,18cyclictest0-21swapper/322:30:203
18207993215,15cyclictest0-21swapper/223:55:212
18207993215,15cyclictest0-21swapper/223:55:212
18207993215,15cyclictest0-21swapper/200:10:262
18207993215,14cyclictest0-21swapper/221:10:022
18207993213,17cyclictest0-21swapper/222:33:442
18207993212,18cyclictest0-21swapper/200:15:082
18207993211,19cyclictest0-21swapper/221:15:302
18207993211,18cyclictest0-21swapper/223:45:032
18207993210,19cyclictest0-21swapper/223:16:562
18207993210,19cyclictest0-21swapper/223:16:562
1820699329,20cyclictest0-21swapper/123:45:301
1820699329,20cyclictest0-21swapper/123:30:101
1820699327,22cyclictest0-21swapper/100:04:581
1820699326,18cyclictest0-21swapper/120:07:461
18206993214,15cyclictest0-21swapper/123:25:031
18206993213,17cyclictest0-21swapper/122:00:241
18206993213,16cyclictest0-21swapper/121:55:181
1820599325,25cyclictest0-21swapper/020:02:020
18205993216,14cyclictest0-21swapper/020:42:120
18205993216,13cyclictest0-21swapper/022:29:230
18205993215,14cyclictest0-21swapper/023:15:130
18205993215,14cyclictest0-21swapper/023:15:130
18205993214,15cyclictest0-21swapper/000:30:360
115722325,12sleep30-21swapper/320:09:483
3222315,10sleep30-21swapper/321:00:163
3222315,10sleep30-21swapper/321:00:163
1820899318,21cyclictest0-21swapper/319:18:223
1820899316,23cyclictest0-21swapper/300:20:373
1820899316,23cyclictest0-21swapper/300:20:363
1820899315,19cyclictest0-21swapper/319:31:323
18208993117,12cyclictest0-21swapper/322:40:253
18208993117,12cyclictest0-21swapper/322:40:243
18208993114,15cyclictest0-21swapper/321:42:393
18208993113,16cyclictest0-21swapper/323:29:333
18208993111,17cyclictest0-21swapper/323:00:523
18208993111,17cyclictest0-21swapper/322:15:453
18208993111,17cyclictest0-21swapper/322:01:523
1820799316,22cyclictest0-21swapper/200:05:202
1820799315,19cyclictest0-21swapper/220:15:052
18207993115,14cyclictest0-21swapper/222:10:312
18207993110,18cyclictest0-21swapper/221:55:112
1820699319,14cyclictest0-21swapper/120:46:381
1820699318,21cyclictest0-21swapper/120:25:221
1820699315,15cyclictest0-21swapper/119:25:071
18206993116,14cyclictest0-21swapper/119:34:111
18206993114,15cyclictest0-21swapper/123:40:221
18206993114,14cyclictest0-21swapper/120:40:141
18206993112,17cyclictest0-21swapper/121:10:131
18206993111,11cyclictest0-21swapper/119:10:491
18206993110,14cyclictest0-21swapper/119:40:071
1820599319,17cyclictest0-21swapper/019:25:110
1820599318,17cyclictest0-21swapper/019:35:500
1820599317,18cyclictest0-21swapper/020:55:050
1820599316,22cyclictest0-21swapper/021:50:250
1820899309,18cyclictest0-21swapper/300:00:203
1820899308,21cyclictest0-21swapper/320:13:223
1820899308,21cyclictest0-21swapper/319:49:123
1820899307,20cyclictest0-21swapper/323:35:063
18208993018,11cyclictest0-21swapper/320:53:433
18208993018,11cyclictest0-21swapper/319:43:423
18208993016,12cyclictest0-21swapper/322:20:193
18208993016,12cyclictest0-21swapper/322:10:553
18208993016,12cyclictest0-21swapper/321:46:453
18208993016,12cyclictest0-21swapper/321:11:473
18208993015,13cyclictest0-21swapper/322:45:153
18208993015,12cyclictest0-21swapper/321:36:513
18208993015,12cyclictest0-21swapper/300:30:293
18208993014,14cyclictest0-21swapper/323:55:243
18208993014,14cyclictest0-21swapper/323:55:243
18208993011,17cyclictest0-21swapper/320:00:233
1820799309,18cyclictest0-21swapper/222:21:222
1820799306,13cyclictest0-21swapper/219:15:182
1820799305,18cyclictest0-21swapper/219:55:222
18207993016,12cyclictest0-21swapper/221:40:052
18207993015,12cyclictest0-21swapper/222:40:132
18207993015,12cyclictest0-21swapper/222:40:132
18207993014,14cyclictest0-21swapper/222:25:182
18207993014,14cyclictest0-21swapper/222:00:062
18207993013,15cyclictest0-21swapper/200:20:292
18207993013,15cyclictest0-21swapper/200:20:292
18207993011,17cyclictest0-21swapper/223:00:342
18207993010,17cyclictest0-21swapper/200:30:072
1820699308,13cyclictest0-21swapper/120:14:091
1820699306,18cyclictest0-21swapper/120:18:351
1820699305,19cyclictest0-21swapper/120:39:381
18206993015,12cyclictest0-21swapper/100:25:251
18206993015,12cyclictest0-21swapper/100:25:241
18206993012,15cyclictest0-21swapper/122:30:161
1820599308,17cyclictest0-21swapper/020:46:110
18205993014,14cyclictest0-21swapper/021:25:030
18208992915,12cyclictest0-21swapper/323:30:553
18208992915,12cyclictest0-21swapper/322:35:163
18208992915,12cyclictest0-21swapper/322:35:163
18208992915,12cyclictest0-21swapper/321:30:133
18208992915,12cyclictest0-21swapper/321:20:163
18208992915,12cyclictest0-21swapper/321:15:473
18208992914,13cyclictest0-21swapper/322:27:243
18208992910,17cyclictest0-21swapper/323:06:113
1820799299,18cyclictest0-21swapper/221:20:242
1820799295,22cyclictest0-21swapper/219:30:032
1820799293,19cyclictest0-21swapper/219:20:242
18207992915,12cyclictest0-21swapper/221:25:122
18207992913,14cyclictest0-21swapper/223:30:302
18207992913,13cyclictest0-21swapper/221:45:252
18207992912,15cyclictest0-21swapper/221:35:232
18207992910,17cyclictest0-21swapper/219:10:232
18207992910,16cyclictest0-21swapper/222:05:212
18207992910,16cyclictest0-21swapper/222:05:212
1820599295,22cyclictest0-21swapper/020:30:140
18205992914,13cyclictest0-21swapper/023:20:170
18205992913,13cyclictest0-21swapper/023:40:190
1820899286,20cyclictest0-21swapper/300:25:183
1820899286,20cyclictest0-21swapper/300:25:173
18208992816,11cyclictest0-21swapper/320:21:423
18208992814,12cyclictest0-21swapper/323:25:023
18208992814,12cyclictest0-21swapper/321:55:233
18208992813,13cyclictest0-21swapper/300:10:023
1820799287,15cyclictest0-21swapper/220:09:452
1820799285,17cyclictest0-21swapper/219:50:402
1820799283,23cyclictest0-21swapper/220:52:432
18207992816,11cyclictest0-21swapper/220:55:332
18205992813,13cyclictest0-21swapper/022:15:100
1820899278,18cyclictest0-21swapper/320:30:193
1820899275,20cyclictest0-21swapper/320:48:123
1820899275,20cyclictest0-21swapper/319:53:223
18208992712,13cyclictest0-21swapper/322:55:263
1820799275,20cyclictest0-21swapper/219:46:332
1820799273,22cyclictest0-21swapper/220:20:132
1820699276,19cyclictest0-21swapper/122:25:251
18206992711,14cyclictest0-21swapper/121:20:011
1820599273,7cyclictest4372-21stress23:10:000
18205992713,11cyclictest0-21swapper/022:20:200
18205992710,16cyclictest0-21swapper/020:25:050
1820899268,16cyclictest0-21swapper/322:50:073
18208992615,10cyclictest0-21swapper/321:09:323
18208992615,10cyclictest0-21swapper/321:09:323
18208992613,11cyclictest0-21swapper/322:05:213
18208992613,11cyclictest0-21swapper/322:05:213
18208992610,14cyclictest0-21swapper/323:40:193
1820799265,20cyclictest0-21swapper/220:35:032
1820799263,6cyclictest4370-21stress22:15:282
18207992611,13cyclictest0-21swapper/223:10:222
1820599263,8cyclictest18962-21kworker/u8:200:10:000
1820799258,9cyclictest4376-21iperf23:05:152
1820799233,11cyclictest4372-21stress23:30:002
1820599236,15cyclictest0-21swapper/023:25:250
1820799223,9cyclictest4372-21stress00:35:222
1820599225,16cyclictest0-21swapper/021:55:260
1820699213,7cyclictest4370-21stress23:59:381
1820699213,7cyclictest4370-21stress23:59:381
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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