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2026-06-21 - 04:19
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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 100 highest latencies:
System rack7slot1.osadl.org (updated Sun Jun 21, 2026 00:45:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
22307211857,20sleep20-21swapper/219:05:112
2390629367,21sleep30-21swapper/319:06:333
2390228453,26sleep00-21swapper/019:06:300
2230628453,26sleep10-21swapper/119:05:101
24291995613,40cyclictest0-21swapper/121:20:321
24291995510,22cyclictest0-21swapper/123:10:101
24291995315,15cyclictest0-21swapper/121:32:531
24291995315,15cyclictest0-21swapper/121:32:531
24291995111,20cyclictest0-21swapper/121:41:341
24291995111,20cyclictest0-21swapper/121:41:341
24291995011,19cyclictest0-21swapper/122:56:331
24291994915,14cyclictest0-21swapper/100:05:231
24291994912,14cyclictest0-21swapper/123:50:331
24291994912,14cyclictest0-21swapper/123:50:331
24290994916,24cyclictest0-21swapper/022:25:320
24290994813,24cyclictest0-21swapper/023:53:240
24290994813,24cyclictest0-21swapper/023:53:230
2429199475,22cyclictest0-21swapper/122:15:291
24291994715,12cyclictest0-21swapper/122:40:011
24291994712,19cyclictest0-21swapper/100:25:231
24291994712,14cyclictest0-21swapper/123:35:211
24291994710,15cyclictest0-21swapper/121:35:171
2429099475,31cyclictest0-21swapper/021:39:020
24290994715,22cyclictest0-21swapper/023:30:190
24291994614,12cyclictest0-21swapper/100:01:031
24291994512,14cyclictest0-21swapper/123:15:271
24291994512,14cyclictest0-21swapper/123:15:271
24290994512,23cyclictest0-21swapper/021:15:180
2429199449,18cyclictest0-21swapper/123:48:201
2429199446,20cyclictest0-21swapper/122:05:161
2429199446,20cyclictest0-21swapper/122:05:151
2429199445,21cyclictest0-21swapper/121:00:231
2429199445,21cyclictest0-21swapper/120:30:061
24291994414,11cyclictest0-21swapper/123:00:271
24291994412,12cyclictest0-21swapper/123:32:261
24291994410,15cyclictest0-21swapper/121:55:241
24291994410,14cyclictest0-21swapper/123:20:301
2429099442,31cyclictest0-21swapper/021:56:070
2429199435,21cyclictest0-21swapper/121:08:261
2429199435,21cyclictest0-21swapper/120:52:361
24291994316,10cyclictest0-21swapper/119:28:461
24291994315,11cyclictest0-21swapper/120:40:251
24291994315,11cyclictest0-21swapper/119:53:251
24291994311,13cyclictest0-21swapper/123:25:261
2429099439,24cyclictest0-21swapper/000:25:180
24291994215,10cyclictest0-21swapper/120:19:361
24291994213,12cyclictest0-21swapper/121:29:181
24291994212,12cyclictest0-21swapper/100:15:181
24291994211,14cyclictest0-21swapper/121:15:351
24291994210,14cyclictest0-21swapper/120:47:131
2429099423,28cyclictest0-21swapper/000:31:360
24290994218,21cyclictest0-21swapper/000:21:040
24290994210,23cyclictest0-21swapper/021:22:570
258562410,1sleep012804-21stress22:51:520
2429199415,12cyclictest0-21swapper/120:35:221
24291994114,12cyclictest0-21swapper/122:32:371
24290994113,18cyclictest0-21swapper/022:05:350
24290994113,18cyclictest0-21swapper/022:05:350
24290994110,20cyclictest0-21swapper/019:25:010
24290994110,20cyclictest0-21swapper/019:25:010
147672410,3sleep212803-21stress23:40:302
24293994014,23cyclictest0-21swapper/322:06:573
24293994014,23cyclictest0-21swapper/322:06:573
2429099409,22cyclictest0-21swapper/000:00:310
2429099403,34cyclictest0-21swapper/021:33:100
2429099403,34cyclictest0-21swapper/021:33:100
24290994012,20cyclictest0-21swapper/019:55:010
24291993910,11cyclictest0-21swapper/119:55:351
24290993922,15cyclictest0-21swapper/022:57:250
24290993920,17cyclictest0-21swapper/021:45:550
24290993920,16cyclictest0-21swapper/022:40:270
24290993920,16cyclictest0-21swapper/022:40:260
24290993918,18cyclictest0-21swapper/023:35:390
24290993911,20cyclictest0-21swapper/020:45:190
274062385,13sleep30-21swapper/320:27:423
24293993810,25cyclictest0-21swapper/323:25:143
24292993812,23cyclictest0-21swapper/222:46:572
24292993812,23cyclictest0-21swapper/222:46:572
24290993822,13cyclictest0-21swapper/023:00:060
24290993821,14cyclictest0-21swapper/021:30:010
24290993820,16cyclictest0-21swapper/023:55:110
24290993819,16cyclictest0-21swapper/023:25:190
24290993817,18cyclictest0-21swapper/022:20:190
24290993810,20cyclictest0-21swapper/020:25:010
77032375,12sleep20-21swapper/219:41:172
2429399379,25cyclictest0-21swapper/300:15:163
2429299376,21cyclictest0-21swapper/223:58:422
24292993716,18cyclictest0-21swapper/222:05:192
24292993716,18cyclictest0-21swapper/222:05:192
24292993712,14cyclictest0-21swapper/222:20:262
2429199376,20cyclictest0-21swapper/121:50:381
2429099379,18cyclictest0-21swapper/021:50:240
24290993718,17cyclictest0-21swapper/023:19:430
24290993718,17cyclictest0-21swapper/023:19:430
213212374,13sleep30-21swapper/320:15:093
126232375,14sleep30-21swapper/321:08:433
2429399367,26cyclictest0-21swapper/322:56:353
24293993614,19cyclictest0-21swapper/323:45:143
24293993610,23cyclictest0-21swapper/322:50:383
24292993615,18cyclictest0-21swapper/221:10:092
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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