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2026-08-27 - 00:23
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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 Aug 26, 2026 12:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
16065999640,2cyclictest0-21swapper/107:40:231
160659996361,1cyclictest0-21swapper/112:17:371
160659996343,18cyclictest140030-1kworker/1:0H09:25:001
16065999620,60cyclictest0-21swapper/107:35:211
160659996143,16cyclictest315439-21kworker/1:211:20:001
160659996044,15cyclictest181389-21kworker/1:008:17:071
160659996043,16cyclictest362261-21kworker/1:012:10:001
160659996041,18cyclictest140030-1kworker/1:0H11:35:011
160659995944,14cyclictest322192-21kworker/1:011:35:011
160659995944,14cyclictest268586-21kworker/1:210:45:211
160659995944,14cyclictest268586-21kworker/1:210:45:211
160659995944,14cyclictest181389-21kworker/1:008:23:141
160659995943,15cyclictest382888-21kworker/1:012:34:151
160659995943,15cyclictest347606-21kworker/1:112:05:151
160659995943,15cyclictest197584-21kworker/1:209:10:221
160659995942,16cyclictest249162-21kworker/1:110:25:151
160659995843,14cyclictest347606-21kworker/1:111:55:141
160659995843,14cyclictest347606-21kworker/1:111:55:131
160659995843,14cyclictest288588-21kworker/1:110:55:001
160659995843,14cyclictest234743-21kworker/1:209:50:141
160659995843,14cyclictest210182-21kworker/1:209:25:141
160659995843,14cyclictest197584-21kworker/1:209:09:551
160659995843,14cyclictest197584-21kworker/1:209:09:551
160659995843,14cyclictest179849-21kworker/1:208:13:491
160659995843,14cyclictest172947-21kworker/1:007:50:261
160659995843,14cyclictest165697-21kworker/1:207:30:331
160659995843,14cyclictest140030-1kworker/1:0H12:20:381
160659995843,14cyclictest140030-1kworker/1:0H08:33:211
160659995842,15cyclictest234743-21kworker/1:209:48:221
160659995842,15cyclictest199411-21kworker/1:009:35:271
160659995842,15cyclictest140030-1kworker/1:0H11:25:061
160659995842,15cyclictest140030-1kworker/1:0H09:30:061
160659995841,16cyclictest268586-21kworker/1:210:30:151
160659995841,16cyclictest175212-21kworker/1:108:05:141
16065999581,3cyclictest352624-21kworker/1:012:00:211
160659995743,14cyclictest159129-21kworker/1:107:15:021
160659995742,14cyclictest342813-21kworker/1:211:50:201
160659995742,14cyclictest333027-21kworker/1:111:45:011
160659995742,14cyclictest333027-21kworker/1:111:40:061
160659995742,14cyclictest315439-21kworker/1:211:20:091
160659995742,14cyclictest305818-21kworker/1:011:10:131
160659995742,14cyclictest305818-21kworker/1:011:09:271
160659995742,14cyclictest288588-21kworker/1:110:50:221
160659995742,14cyclictest268586-21kworker/1:210:40:121
160659995742,14cyclictest249162-21kworker/1:110:20:001
160659995742,14cyclictest249162-21kworker/1:110:05:011
160659995742,14cyclictest234743-21kworker/1:209:55:151
160659995742,14cyclictest188077-21kworker/1:208:40:131
160659995742,14cyclictest175212-21kworker/1:107:55:141
160659995742,14cyclictest165697-21kworker/1:207:45:161
160659995742,14cyclictest165697-21kworker/1:207:29:551
160659995742,14cyclictest140030-1kworker/1:0H09:18:201
160659995741,15cyclictest386461-21kworker/1:312:39:211
160659995741,15cyclictest300374-21kworker/1:111:04:211
160659995741,15cyclictest196026-21kworker/1:009:00:001
160659995741,15cyclictest196026-21kworker/1:009:00:001
160659995741,15cyclictest188077-21kworker/1:208:50:011
160659995739,17cyclictest244426-21kworker/1:010:00:141
160659995737,18cyclictest188077-21kworker/1:208:45:121
160666995640,13cyclictest3299579-1kworker/3:0H11:30:123
160659995641,14cyclictest278958-21kworker/1:110:36:201
160659995641,14cyclictest249162-21kworker/1:110:13:401
160659995641,14cyclictest159129-21kworker/1:107:10:141
160659995540,14cyclictest194484-21kworker/1:108:55:161
160659995540,14cyclictest181389-21kworker/1:008:28:151
160666995450,3cyclictest321644-21kworker/3:212:05:413
160659995439,14cyclictest260340-21kworker/1:010:18:431
160659995439,14cyclictest175212-21kworker/1:108:00:131
160666995348,3cyclictest3299579-1kworker/3:0H09:25:013
160661995348,3cyclictest3267504-1kworker/2:1H12:35:212
160661995348,3cyclictest169024-21kworker/2:007:40:052
160659995337,15cyclictest367083-21kworker/1:212:25:141
16065999530,52cyclictest0-21swapper/107:20:151
160658995350,2cyclictest189602-21kworker/0:108:56:210
160658995349,2cyclictest314818-21kworker/0:011:23:210
160666995246,4cyclictest3299579-1kworker/3:0H08:55:153
160666995246,3cyclictest3299579-1kworker/3:0H11:49:043
160659995235,16cyclictest219969-21kworker/1:109:40:011
160659995234,17cyclictest188077-21kworker/1:208:40:001
160658995247,3cyclictest3298066-1kworker/0:1H11:08:490
160661995146,3cyclictest373973-21kworker/2:112:23:512
160661995146,3cyclictest3267504-1kworker/2:1H10:35:002
160658995148,2cyclictest178307-21kworker/0:208:44:210
160658995148,2cyclictest178307-21kworker/0:208:26:040
160658995148,2cyclictest178307-21kworker/0:208:21:210
160658995147,2cyclictest258203-21kworker/0:210:20:570
160658995146,3cyclictest3298066-1kworker/0:1H10:38:460
160666995043,4cyclictest3299579-1kworker/3:0H12:19:103
160661995047,2cyclictest162087-21kworker/2:007:17:502
160661995045,3cyclictest3267504-1kworker/2:1H12:30:002
160661995044,4cyclictest3267504-1kworker/2:1H09:05:152
160661995044,4cyclictest3267504-1kworker/2:1H09:05:152
160658995047,2cyclictest314818-21kworker/0:011:34:520
160658995047,2cyclictest288583-21kworker/0:110:55:310
160658995047,2cyclictest230586-21kworker/0:009:45:060
160658995046,3cyclictest3298066-1kworker/0:1H10:11:460
160658995044,4cyclictest178307-21kworker/0:208:34:220
160666994945,3cyclictest3299579-1kworker/3:0H12:33:513
160666994944,3cyclictest3299579-1kworker/3:0H10:55:003
160661994944,3cyclictest3267504-1kworker/2:1H10:20:212
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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