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2026-07-01 - 19:50
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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 Jul 01, 2026 12:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
4056208997442,30cyclictest4161594-21kworker/1:210:25:161
4056208997342,30cyclictest4171472-21kworker/1:310:35:151
4056208997040,28cyclictest3517983-1kworker/1:0H08:55:151
4056208996835,31cyclictest3517983-1kworker/1:0H07:30:011
4056208996741,25cyclictest4124912-21kworker/1:109:44:591
4056208996663,1cyclictest590-21dbus-daemon09:05:011
4056208996640,25cyclictest4137405-21kworker/1:110:00:161
4056208996542,22cyclictest3277-21kworker/1:211:20:151
4056208996537,27cyclictest41724-21kworker/1:011:45:141
405620899653,59cyclictest4061734-21kworker/1:107:35:181
4056208996461,2cyclictest0-21swapper/107:33:161
4056208996445,17cyclictest4079126-21kworker/1:208:30:151
4056208996361,1cyclictest0-21swapper/111:09:541
4056208996336,25cyclictest4094669-21kworker/1:109:20:151
4056208996334,27cyclictest3517983-1kworker/1:0H07:50:001
4056208996259,2cyclictest0-21swapper/109:33:191
4056208996241,20cyclictest4068905-21kworker/1:108:00:141
4056208996238,23cyclictest3517983-1kworker/1:0H11:05:001
4056208996233,28cyclictest4115247-21kworker/1:109:35:141
4056208996233,28cyclictest4115247-21kworker/1:109:35:141
4056208996144,15cyclictest3517983-1kworker/1:0H09:05:131
4056208996142,18cyclictest3517983-1kworker/1:0H07:55:151
4056208996139,18cyclictest4069512-21kworker/1:307:54:461
4056208996131,28cyclictest52879-21kworker/1:212:00:121
4056208996128,31cyclictest4091304-21kworker/1:009:10:151
4056208996057,2cyclictest0-21swapper/112:15:311
4056208996057,2cyclictest0-21swapper/110:07:501
4056208996043,16cyclictest77275-21kworker/1:012:25:151
4056208996043,16cyclictest3277-21kworker/1:211:30:131
4056211995946,2cyclictest4140062-21kworker/2:010:14:162
4056208995943,15cyclictest72175-21kworker/1:112:20:151
4056208995943,15cyclictest4087973-21kworker/1:208:48:121
4056208995943,15cyclictest4082426-21kworker/1:308:35:151
4056208995943,15cyclictest3277-21kworker/1:211:11:161
4056208995943,14cyclictest4142193-21kworker/1:010:10:371
4056208995941,17cyclictest3517983-1kworker/1:0H11:25:411
4056208995941,16cyclictest4110224-21kworker/1:209:50:141
4056208995930,28cyclictest4151845-21kworker/1:110:15:131
4056208995843,14cyclictest4166450-21kworker/1:010:31:131
4056208995843,14cyclictest4067365-21kworker/1:207:42:161
4056208995842,15cyclictest4076296-21kworker/1:008:15:121
4056208995842,15cyclictest36926-21kworker/1:211:40:141
4056208995837,20cyclictest52879-21kworker/1:212:05:321
4056208995829,28cyclictest4069512-21kworker/1:308:10:151
4056208995742,14cyclictest4186052-21kworker/1:010:50:151
4056208995742,14cyclictest3517983-1kworker/1:0H07:13:151
4056208995742,14cyclictest32084-21kworker/1:111:38:531
4056208995741,15cyclictest4176380-21kworker/1:110:45:151
4056208995741,15cyclictest4069512-21kworker/1:308:05:241
4056208995739,16cyclictest12889-21kworker/1:111:15:141
4056208995737,18cyclictest4161594-21kworker/1:210:23:351
4056208995736,19cyclictest3517983-1kworker/1:0H10:40:121
4056211995651,3cyclictest4071988-21kworker/2:108:58:412
4056208995652,2cyclictest0-21swapper/109:48:291
4056208995641,14cyclictest77275-21kworker/1:012:35:401
4056208995641,14cyclictest4186052-21kworker/1:010:55:141
4056208995640,15cyclictest3517983-1kworker/1:0H09:25:151
4056208995640,14cyclictest3517983-1kworker/1:0H11:50:141
4056208995638,17cyclictest3517983-1kworker/1:0H12:35:001
4056211995550,3cyclictest1488897-1kworker/2:2H10:49:162
4056208995550,3cyclictest0-21swapper/109:58:261
4056208995535,19cyclictest3517983-1kworker/1:0H07:20:011
4056208995515,36cyclictest954417-21systemd-journal09:19:591
4056215995449,3cyclictest1198715-1kworker/3:2H08:40:233
4056211995446,3cyclictest1488897-1kworker/2:2H08:33:082
4056208995438,15cyclictest4084875-21kworker/1:008:41:461
4056208995437,16cyclictest52879-21kworker/1:211:58:511
4056208995437,15cyclictest3517983-1kworker/1:0H12:13:531
4056204995448,3cyclictest3912593-1kworker/0:2H11:30:120
405620899530,14cyclictest4088918-21missed_timers08:50:171
4056204995349,2cyclictest4123911-21kworker/0:109:48:470
4056204995349,2cyclictest4061165-21kworker/0:207:55:060
4056211995247,3cyclictest4067368-21kworker/2:207:51:162
4056211995247,3cyclictest1488897-1kworker/2:2H11:38:532
4056208995249,2cyclictest26350irq/16-i801_smb08:21:461
4056208995234,17cyclictest4057562-21kworker/1:007:20:151
405620899521,49cyclictest1-21systemd08:28:071
4056204995249,2cyclictest4061165-21kworker/0:208:27:200
4056204995248,2cyclictest4157834-21kworker/0:210:38:400
4056215995147,2cyclictest4056043-21kworker/3:107:29:033
4056215995147,2cyclictest19421-21kworker/3:011:56:153
4056215995146,3cyclictest1198715-1kworker/3:2H11:35:363
4056215995146,3cyclictest1198715-1kworker/3:2H09:35:003
4056215995146,3cyclictest1198715-1kworker/3:2H09:05:153
4056215995146,3cyclictest1198715-1kworker/3:2H07:14:473
4056211995147,3cyclictest4071988-21kworker/2:108:41:472
4056211995146,3cyclictest1488897-1kworker/2:2H11:58:162
4056204995147,3cyclictest25638-21kworker/0:011:37:470
4056204995146,3cyclictest3912593-1kworker/0:2H11:15:410
4056204995146,3cyclictest3912593-1kworker/0:2H08:30:150
4056215995046,3cyclictest1198715-1kworker/3:2H08:11:463
4056215995046,2cyclictest4172375-21kworker/3:011:02:513
4056215995045,3cyclictest1198715-1kworker/3:2H11:17:153
4056215995045,3cyclictest1198715-1kworker/3:2H08:36:153
4056215995044,3cyclictest1198715-1kworker/3:2H11:05:143
4056211995047,2cyclictest82275-21kworker/2:012:32:422
4056211995047,2cyclictest4170907-21kworker/2:110:43:332
4056211995045,3cyclictest1488897-1kworker/2:2H11:41:472
4056211995045,3cyclictest1488897-1kworker/2:2H11:33:022
4056211995044,4cyclictest1488897-1kworker/2:2H09:33:452
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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