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2026-05-01 - 19:25
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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 Fri May 01, 2026 12:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
219024997541,32cyclictest228880-21kworker/1:007:45:141
219024997455,17cyclictest410209-21kworker/1:312:40:011
219024997243,27cyclictest2288301-1kworker/1:2H11:50:131
219024997236,34cyclictest2288301-1kworker/1:2H08:00:131
219024997138,31cyclictest382403-21kworker/1:111:45:171
219024997138,31cyclictest382403-21kworker/1:111:45:171
219024997039,29cyclictest2288301-1kworker/1:2H12:25:061
219024997038,31cyclictest220410-21kworker/1:107:15:151
219024997038,30cyclictest2288301-1kworker/1:2H11:29:591
219024996840,27cyclictest2288301-1kworker/1:2H07:40:131
219024996838,28cyclictest2288301-1kworker/1:2H09:55:001
219024996739,26cyclictest2288301-1kworker/1:2H12:10:121
219024996638,27cyclictest367957-21kworker/1:211:35:131
219024996635,30cyclictest224615-21kworker/1:307:25:141
219024996561,2cyclictest0-21swapper/111:15:111
219024996538,26cyclictest2288301-1kworker/1:2H11:05:131
219024996535,29cyclictest397020-21kworker/1:212:05:141
21902499650,63cyclictest232376-21kworker/u8:007:50:201
219024996333,28cyclictest228880-21kworker/1:008:10:141
21902499630,62cyclictest0-21swapper/108:55:221
219024996142,17cyclictest419380-21kworker/1:112:30:131
219024996135,25cyclictest2288301-1kworker/1:2H11:22:251
219024996128,31cyclictest2288301-1kworker/1:2H11:30:111
219024996044,15cyclictest228880-21kworker/1:008:05:151
219024996044,15cyclictest2288301-1kworker/1:2H09:03:221
219024996043,16cyclictest240033-21kworker/1:108:35:141
219024996042,17cyclictest397020-21kworker/1:212:00:011
219024995944,14cyclictest333060-21kworker/1:110:51:011
219024995931,27cyclictest302575-21kworker/1:310:45:121
219024995929,28cyclictest2288301-1kworker/1:2H08:25:131
219024995856,1cyclictest0-21swapper/110:15:131
219024995843,15cyclictest302575-21kworker/1:310:20:141
219024995843,14cyclictest410209-21kworker/1:312:25:011
219024995843,14cyclictest228880-21kworker/1:007:55:121
219024995842,15cyclictest407247-21kworker/1:012:20:011
219024995842,15cyclictest2288301-1kworker/1:2H09:40:571
219024995840,17cyclictest265089-21kworker/1:009:25:131
219024995743,14cyclictest224015-21kworker/1:207:34:571
219024995742,14cyclictest270584-21kworker/1:209:35:171
219024995742,14cyclictest270584-21kworker/1:209:30:141
219024995742,14cyclictest259325-21kworker/1:109:20:011
219024995741,15cyclictest377324-21kworker/1:011:40:011
219024995741,15cyclictest377324-21kworker/1:011:40:011
219024995741,15cyclictest302575-21kworker/1:310:35:131
219024995741,15cyclictest2288301-1kworker/1:2H10:32:001
219024995740,16cyclictest341770-21kworker/1:210:55:131
219024995740,16cyclictest302575-21kworker/1:310:10:131
219024995740,16cyclictest288534-21kworker/1:209:55:131
219024995737,18cyclictest301795-21kworker/1:210:05:141
219024995737,18cyclictest301795-21kworker/1:210:05:131
219024995640,15cyclictest259325-21kworker/1:109:13:571
219024995640,15cyclictest247753-21kworker/1:208:40:131
219024995635,19cyclictest265089-21kworker/1:009:25:001
219024995624,30cyclictest247753-21kworker/1:208:45:141
219023995651,3cyclictest2604461-1kworker/0:2H11:15:110
219024995540,14cyclictest354977-21kworker/1:011:10:191
219024995540,14cyclictest247753-21kworker/1:209:07:591
219024995540,14cyclictest2288301-1kworker/1:2H11:56:311
219024995440,14cyclictest240033-21kworker/1:108:15:311
219024995439,14cyclictest240033-21kworker/1:108:30:131
219024995439,14cyclictest2288301-1kworker/1:2H08:20:141
219024995438,15cyclictest302575-21kworker/1:310:40:151
219024995416,36cyclictest0-21swapper/109:48:541
219023995449,3cyclictest2604461-1kworker/0:2H09:53:220
219029995349,3cyclictest3665389-1kworker/3:1H07:43:073
219025995348,3cyclictest232335-21kworker/2:008:00:082
219025995347,4cyclictest3819399-1kworker/2:0H08:10:202
219025995346,5cyclictest3819399-1kworker/2:0H09:19:442
219024995338,14cyclictest302575-21kworker/1:310:25:061
219024995338,14cyclictest247753-21kworker/1:208:50:011
21902499533,46cyclictest599-21systemd-logind11:05:001
219029995249,2cyclictest267037-21kworker/3:209:55:393
219029995247,3cyclictest3665389-1kworker/3:1H11:19:553
219024995246,3cyclictest0-21swapper/107:35:051
219023995248,2cyclictest238511-21kworker/0:008:38:270
219029995146,3cyclictest3665389-1kworker/3:1H10:30:003
219025995146,3cyclictest3819399-1kworker/2:0H09:50:232
219025995145,4cyclictest3819399-1kworker/2:0H07:45:162
219024995136,14cyclictest222454-21kworker/1:007:20:111
219024995136,14cyclictest218834-21kworker/1:207:10:571
219024995135,15cyclictest292859-21kworker/1:110:00:271
219023995148,2cyclictest321149-21kworker/0:010:40:060
219023995147,3cyclictest338500-21kworker/0:210:56:000
219023995146,3cyclictest2604461-1kworker/0:2H09:45:570
219023995146,3cyclictest2604461-1kworker/0:2H08:10:220
219023995145,3cyclictest2604461-1kworker/0:2H12:05:150
219029995045,3cyclictest3665389-1kworker/3:1H11:34:553
219029995044,4cyclictest3665389-1kworker/3:1H11:09:563
219025995046,3cyclictest236956-21kworker/2:208:33:322
219023995044,3cyclictest2604461-1kworker/0:2H11:45:000
219023995044,3cyclictest2604461-1kworker/0:2H11:44:590
219029994944,3cyclictest3665389-1kworker/3:1H07:10:153
219025994944,3cyclictest394673-21kworker/2:111:57:342
219023994946,2cyclictest238511-21kworker/0:009:07:220
219023994946,2cyclictest218911-21kworker/0:108:08:220
219023994946,2cyclictest218911-21kworker/0:108:01:200
219023994944,3cyclictest2604461-1kworker/0:2H12:20:210
219029994845,2cyclictest306744-21kworker/3:110:19:593
219029994845,2cyclictest267037-21kworker/3:210:00:323
219029994844,3cyclictest3665389-1kworker/3:1H11:54:553
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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