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2026-03-11 - 06:14
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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 Wed Mar 11, 2026 00:45:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
12253211955,23sleep20-21swapper/219:08:082
12068211351,23sleep10-21swapper/119:05:461
12368210953,51sleep30-21swapper/319:09:383
1222128354,24sleep00-21swapper/019:07:420
1249899556,46cyclictest0-21swapper/223:35:102
144152540,1sleep131966-21stress21:44:481
1249899546,22cyclictest0-21swapper/223:10:242
1249899546,21cyclictest0-21swapper/222:30:162
1249899537,21cyclictest0-21swapper/222:50:262
1249899536,44cyclictest0-21swapper/223:52:432
1249899536,44cyclictest0-21swapper/200:25:232
1249899536,43cyclictest0-21swapper/221:25:102
1249899536,43cyclictest0-21swapper/200:05:342
1249899536,43cyclictest0-21swapper/200:05:342
1249899536,22cyclictest0-21swapper/222:11:482
1249899536,22cyclictest0-21swapper/222:11:482
1249899536,21cyclictest0-21swapper/223:26:342
1249899536,21cyclictest0-21swapper/223:26:342
1249899527,42cyclictest0-21swapper/223:55:582
1249899526,43cyclictest0-21swapper/223:45:122
1249899526,43cyclictest0-21swapper/223:30:142
1249899517,41cyclictest0-21swapper/222:55:282
1249899516,42cyclictest0-21swapper/222:20:232
1249899516,42cyclictest0-21swapper/222:17:472
1249899516,42cyclictest0-21swapper/222:17:462
1249899516,42cyclictest0-21swapper/222:00:152
1249899516,41cyclictest0-21swapper/221:46:042
1249899516,22cyclictest0-21swapper/223:20:222
1249899516,22cyclictest0-21swapper/223:20:222
1249899516,22cyclictest0-21swapper/223:15:182
1249899516,22cyclictest0-21swapper/222:40:312
1249899516,22cyclictest0-21swapper/221:35:172
1249899516,22cyclictest0-21swapper/200:38:072
1249899516,22cyclictest0-21swapper/200:38:072
1249899516,22cyclictest0-21swapper/200:15:192
1249899516,21cyclictest0-21swapper/222:25:152
1249899506,41cyclictest0-21swapper/221:50:312
1249899506,41cyclictest0-21swapper/221:24:122
1249899506,23cyclictest0-21swapper/200:03:592
1249899506,23cyclictest0-21swapper/200:03:592
1249899506,21cyclictest0-21swapper/223:40:212
1249899506,21cyclictest0-21swapper/222:10:022
1249899506,21cyclictest0-21swapper/221:10:012
1249899506,21cyclictest0-21swapper/221:10:002
1249899506,21cyclictest0-21swapper/200:20:132
1249899506,21cyclictest0-21swapper/200:10:162
1249899497,39cyclictest0-21swapper/222:35:262
1249899496,40cyclictest0-21swapper/221:55:242
1249899496,40cyclictest0-21swapper/221:40:262
1249899496,21cyclictest0-21swapper/223:05:302
1249899496,21cyclictest0-21swapper/221:10:132
1249899486,22cyclictest0-21swapper/223:00:142
1249899486,21cyclictest0-21swapper/221:15:182
1249899485,24cyclictest0-21swapper/220:34:582
1249899476,21cyclictest0-21swapper/222:45:142
1249899476,21cyclictest0-21swapper/219:25:202
1249899476,21cyclictest0-21swapper/219:25:202
1249899466,20cyclictest0-21swapper/220:20:122
1249899465,12cyclictest0-21swapper/219:13:582
1249899458,17cyclictest0-21swapper/219:20:022
1249899448,19cyclictest0-21swapper/221:00:122
1249899448,19cyclictest0-21swapper/220:05:142
1249899447,19cyclictest0-21swapper/220:50:182
1249899446,21cyclictest0-21swapper/219:35:242
1249899446,20cyclictest0-21swapper/219:45:202
1249899446,20cyclictest0-21swapper/219:30:182
1249899445,35cyclictest0-21swapper/200:30:142
1249899438,20cyclictest0-21swapper/220:15:172
1249899436,20cyclictest0-21swapper/220:25:162
1249899436,20cyclictest0-21swapper/219:40:142
1249899436,18cyclictest0-21swapper/220:45:192
1249899436,18cyclictest0-21swapper/220:10:242
1249899436,18cyclictest0-21swapper/219:50:212
1249899436,17cyclictest0-21swapper/220:00:222
1249899436,16cyclictest0-21swapper/221:30:152
1249899436,16cyclictest0-21swapper/221:30:142
1249899435,17cyclictest0-21swapper/220:35:192
1249799438,32cyclictest0-21swapper/121:31:311
1249799438,32cyclictest0-21swapper/121:31:311
1249699439,24cyclictest0-21swapper/023:13:520
1249899427,20cyclictest0-21swapper/219:55:192
1249899426,19cyclictest0-21swapper/220:40:192
1249899426,18cyclictest0-21swapper/220:55:112
12499994124,15cyclictest0-21swapper/323:05:303
12499994123,15cyclictest0-21swapper/323:15:213
1249899415,18cyclictest0-21swapper/219:15:132
12497994111,27cyclictest0-21swapper/121:13:511
12499994024,14cyclictest0-21swapper/322:20:133
12499994023,15cyclictest0-21swapper/321:50:143
12499994022,15cyclictest0-21swapper/300:05:333
12499994022,15cyclictest0-21swapper/300:05:323
12499994016,22cyclictest0-21swapper/322:18:473
12499994016,22cyclictest0-21swapper/322:18:473
12499993921,15cyclictest0-21swapper/300:14:383
12499993920,17cyclictest0-21swapper/321:16:253
12496993914,22cyclictest0-21swapper/022:59:180
12499993823,13cyclictest0-21swapper/322:01:313
12499993823,12cyclictest0-21swapper/322:55:283
12499993821,15cyclictest0-21swapper/300:00:273
12499993821,15cyclictest0-21swapper/300:00:273
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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