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2025-12-24 - 10:36
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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
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rackeslot3.osadl.org (updated Wed Dec 24, 2025 00:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1466596996727,38cyclictest1465025-21kworker/1:219:15:001
1466596996664,1cyclictest0-21swapper/119:25:231
1466596996663,2cyclictest0-21swapper/123:55:431
1466596996663,2cyclictest0-21swapper/121:25:421
1466596996663,2cyclictest0-21swapper/121:25:411
1466596996660,4cyclictest0-21swapper/122:30:331
1466596996562,2cyclictest0-21swapper/120:50:291
1466596996543,20cyclictest1500235-21kworker/1:221:00:211
146659699652,62cyclictest0-21swapper/121:55:271
146659699650,64cyclictest0-21swapper/119:21:461
1466596996462,1cyclictest0-21swapper/122:04:461
146659699640,63cyclictest0-21swapper/121:31:191
1466596996360,2cyclictest0-21swapper/121:48:521
1466596996244,17cyclictest1552217-21kworker/1:223:50:131
1466596996244,17cyclictest1483932-21kworker/1:020:10:171
1466596996241,19cyclictest1523520-21kworker/1:022:50:141
146659699620,61cyclictest0-21swapper/119:51:511
1466596996143,17cyclictest1542343-21kworker/1:023:35:161
1466596996143,17cyclictest1512463-21kworker/1:121:40:141
1466596996143,17cyclictest1472546-21kworker/1:319:30:151
1466596996143,16cyclictest1559288-21kworker/1:200:15:141
1466596996141,19cyclictest632007-1kworker/1:0H22:30:001
1466596996141,19cyclictest1521982-21kworker/1:322:05:171
1466596996140,19cyclictest632007-1kworker/1:0H00:35:111
1466596996139,20cyclictest1523520-21kworker/1:022:45:141
1466596996138,21cyclictest1523520-21kworker/1:022:20:141
1466596996056,2cyclictest0-21swapper/100:10:541
1466596996056,2cyclictest0-21swapper/100:10:541
1466596996043,16cyclictest1477748-21kworker/1:119:45:061
1466596996043,16cyclictest1465025-21kworker/1:219:15:161
1466596996042,17cyclictest1512463-21kworker/1:121:50:011
1466596996041,17cyclictest1540873-21kworker/1:323:05:351
1466596996041,17cyclictest1523520-21kworker/1:022:44:521
1466596996039,19cyclictest1557461-21kworker/1:000:05:011
1466596996038,20cyclictest1542343-21kworker/1:023:15:141
1466596996038,19cyclictest632007-1kworker/1:0H20:20:001
1466596996037,21cyclictest1557461-21kworker/1:000:00:151
1466596995942,16cyclictest632007-1kworker/1:0H00:21:521
1466596995942,16cyclictest1542343-21kworker/1:023:30:151
1466596995942,16cyclictest1494732-21kworker/1:120:45:141
1466596995941,17cyclictest632007-1kworker/1:0H00:29:221
1466596995941,17cyclictest1565864-21kworker/1:300:30:011
1466596995941,17cyclictest1480828-21kworker/1:219:55:171
1466596995941,17cyclictest1472546-21kworker/1:319:40:131
1466596995940,18cyclictest1512463-21kworker/1:121:35:151
1466596995940,18cyclictest1512463-21kworker/1:121:35:141
1466596995940,17cyclictest1538698-21kworker/1:123:02:511
1466596995939,18cyclictest1542343-21kworker/1:023:28:331
1466596995939,18cyclictest1490112-21kworker/1:020:30:151
1466596995938,19cyclictest632007-1kworker/1:0H23:15:001
1466596995938,19cyclictest632007-1kworker/1:0H21:15:051
1466596995938,19cyclictest1500235-21kworker/1:221:04:591
1466596995938,19cyclictest1494732-21kworker/1:120:40:171
1466596995840,17cyclictest1498321-21kworker/1:020:55:121
1466596995840,17cyclictest1493174-21kworker/1:220:37:521
1466596995839,18cyclictest1472546-21kworker/1:319:35:131
1466596995838,19cyclictest1552217-21kworker/1:223:45:191
1466596995838,18cyclictest632007-1kworker/1:0H22:15:261
1466596995837,19cyclictest1549746-21kworker/1:123:40:151
1466596995837,19cyclictest1523520-21kworker/1:022:10:171
1466596995837,19cyclictest1482371-21kworker/1:120:05:011
1466596995837,19cyclictest1482371-21kworker/1:120:05:011
1466596995738,17cyclictest1500235-21kworker/1:221:10:161
1466596995737,19cyclictest1487010-21kworker/1:120:20:171
1466596995736,20cyclictest1490112-21kworker/1:020:25:141
146659699570,56cyclictest0-21swapper/121:20:221
1466596995636,19cyclictest1482371-21kworker/1:120:03:521
1466592995651,3cyclictest3267985-1kworker/0:1H20:10:490
1466605995550,3cyclictest3209171-1kworker/3:2H23:36:223
1466605995550,3cyclictest3209171-1kworker/3:2H21:32:213
1466596995534,19cyclictest1542343-21kworker/1:023:22:521
1466596995533,20cyclictest1523520-21kworker/1:022:35:181
1466605995349,2cyclictest3209171-1kworker/3:2H23:55:243
1466605995348,3cyclictest3209171-1kworker/3:2H20:51:523
1466592995350,2cyclictest3267985-1kworker/0:1H19:22:390
1466605995247,3cyclictest1470021-21kworker/3:020:14:543
1466605995146,3cyclictest3209171-1kworker/3:2H00:37:583
1466592995146,3cyclictest3267985-1kworker/0:1H00:05:480
1466605995045,3cyclictest3209171-1kworker/3:2H19:30:213
1466605995044,3cyclictest3209171-1kworker/3:2H22:32:453
1466601995045,3cyclictest1549747-21kworker/2:023:53:042
1466596995032,16cyclictest1537159-21kworker/1:222:55:131
1466592995045,3cyclictest3267985-1kworker/0:1H00:33:130
1466592995045,3cyclictest1555932-21kworker/0:100:00:010
1466605994944,3cyclictest3209171-1kworker/3:2H19:27:223
1466605994935,3cyclictest3209171-1kworker/3:2H22:44:593
1466605994844,3cyclictest1559042-21kworker/3:200:15:133
1466605994834,3cyclictest3209171-1kworker/3:2H20:20:153
1466601994845,2cyclictest1462241-21kworker/2:219:14:522
1466601994843,3cyclictest703680-1kworker/2:0H21:42:492
1466592994842,3cyclictest3267985-1kworker/0:1H20:05:140
1466592994842,3cyclictest3267985-1kworker/0:1H20:05:130
1466605994744,2cyclictest1538772-21kworker/3:223:05:123
1466605994744,2cyclictest1523331-21kworker/3:222:39:563
1466605994743,2cyclictest3209171-1kworker/3:2H20:36:133
1466605994742,3cyclictest1523331-21kworker/3:222:20:013
1466601994744,2cyclictest1471577-21kworker/2:019:22:322
1466592994743,2cyclictest3267985-1kworker/0:1H23:00:170
1466592994743,2cyclictest3267985-1kworker/0:1H19:47:350
1466592994742,3cyclictest3267985-1kworker/0:1H21:00:180
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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