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2026-05-15 - 21:29
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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 15, 2026 12:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3923561997136,34cyclictest4075241-1kworker/1:1H12:15:141
392356199672,2cyclictest0-21swapper/112:25:121
392356199670,65cyclictest4029289-21sshd10:23:501
392356199660,63cyclictest4109017-21fschecks_time11:50:141
3923561996446,17cyclictest4054697-21kworker/1:110:55:201
3923561996245,16cyclictest3947856-21kworker/1:308:35:141
3923561996143,16cyclictest3973209-21kworker/1:009:25:131
3923561996142,17cyclictest3176149-1kworker/1:0H08:00:131
3923561996141,18cyclictest3176149-1kworker/1:0H07:27:531
3923561996141,18cyclictest3176149-1kworker/1:0H07:27:531
3923561996040,18cyclictest4117690-21kworker/1:212:10:141
3923561995941,16cyclictest4049549-21kworker/1:010:50:131
3923561995941,16cyclictest3953430-21kworker/1:108:45:141
3923561995940,17cyclictest4015545-21kworker/1:310:15:151
3923561995843,14cyclictest4002795-21kworker/1:010:00:171
3923561995842,15cyclictest4035185-21kworker/1:210:30:181
3923561995842,15cyclictest4035185-21kworker/1:210:30:181
3923561995841,16cyclictest3931772-21kworker/1:107:50:131
3923561995840,17cyclictest4113792-21kworker/1:111:59:291
3923561995840,16cyclictest3941086-21kworker/1:008:10:121
3923561995743,14cyclictest4071521-21kworker/1:011:25:161
3923561995742,15cyclictest4147766-21kworker/1:012:34:261
3923561995742,14cyclictest3955871-21kworker/1:008:50:221
3923561995742,14cyclictest3922481-21kworker/1:107:15:001
3923561995741,15cyclictest4117690-21kworker/1:212:20:161
3923561995741,15cyclictest3176149-1kworker/1:0H09:06:581
3923561995741,15cyclictest3176149-1kworker/1:0H08:30:111
3923561995738,17cyclictest3955871-21kworker/1:008:55:131
3923561995738,17cyclictest3176149-1kworker/1:0H11:13:591
3923561995737,18cyclictest3176149-1kworker/1:0H07:37:531
3923567995651,3cyclictest3402818-1kworker/2:1H08:07:242
3923561995641,14cyclictest4082278-21kworker/1:311:30:141
3923561995641,14cyclictest4066745-21kworker/1:311:05:591
3923561995641,14cyclictest4044566-21kworker/1:310:45:351
3923561995641,14cyclictest4035185-21kworker/1:210:35:151
3923561995641,14cyclictest4025028-21kworker/1:110:25:141
3923561995641,14cyclictest3963196-21kworker/1:109:20:151
3923561995641,14cyclictest3944146-21kworker/1:108:15:061
3923561995641,14cyclictest3931772-21kworker/1:107:45:141
3923561995641,14cyclictest3930229-21kworker/1:007:31:001
3923561995640,15cyclictest4082278-21kworker/1:311:40:151
3923561995640,15cyclictest3998027-21kworker/1:309:50:001
3923561995639,16cyclictest4002795-21kworker/1:009:55:131
3923561995639,16cyclictest3944146-21kworker/1:108:20:141
3923561995638,16cyclictest4007483-21kworker/1:110:05:131
3923569995551,3cyclictest3655225-1kworker/3:2H12:15:063
3923569995550,3cyclictest3655225-1kworker/3:2H10:13:003
3923567995551,2cyclictest3950341-21kworker/2:208:35:052
3923561995552,2cyclictest0-21swapper/111:39:111
3923561995540,14cyclictest4152612-21kworker/1:212:38:291
3923561995540,14cyclictest3963196-21kworker/1:109:15:151
3923561995539,15cyclictest4064469-21kworker/1:011:04:301
3923561995539,15cyclictest3987736-21kworker/1:009:42:291
3923561995537,16cyclictest3176149-1kworker/1:0H08:40:141
3923567995450,2cyclictest3951886-21kworker/2:008:50:292
3923567995449,3cyclictest4005020-21kworker/2:210:29:002
3923567995449,3cyclictest3402818-1kworker/2:1H12:15:232
3923561995439,14cyclictest3955871-21kworker/1:009:05:001
3923561995439,14cyclictest3941086-21kworker/1:008:10:011
3923561995438,15cyclictest3978069-21kworker/1:209:30:131
3923561995438,15cyclictest3931772-21kworker/1:107:59:011
3923561995437,16cyclictest3992629-21kworker/1:209:55:001
3923569995348,3cyclictest3655225-1kworker/3:2H09:49:173
3923567995348,3cyclictest4064876-21kworker/2:111:34:022
3923567995348,3cyclictest3402818-1kworker/2:1H09:30:342
3923561995338,14cyclictest4117690-21kworker/1:212:10:001
3923561995338,14cyclictest4035185-21kworker/1:210:40:151
3923561995337,15cyclictest3176149-1kworker/1:0H09:35:141
3923561995333,18cyclictest3947856-21kworker/1:308:25:141
3923569995248,2cyclictest2275153-21kworker/3:107:35:443
3923569995247,3cyclictest3655225-1kworker/3:2H10:32:303
3923569995247,3cyclictest3655225-1kworker/3:2H10:32:293
3923569995247,3cyclictest3655225-1kworker/3:2H09:07:593
3923567995247,3cyclictest3402818-1kworker/2:1H09:50:122
3923567995246,3cyclictest3402818-1kworker/2:1H12:00:002
3923561995237,14cyclictest4077658-21kworker/1:111:18:301
3923561995236,15cyclictest4082278-21kworker/1:311:20:201
3923561995236,15cyclictest3931772-21kworker/1:107:40:021
3923561995235,16cyclictest4096424-21kworker/1:011:45:141
3923556995247,3cyclictest2731713-1kworker/0:0H09:45:300
3923569995147,3cyclictest3655225-1kworker/3:2H09:27:593
3923569995147,3cyclictest3655225-1kworker/3:2H08:26:293
3923569995145,3cyclictest3655225-1kworker/3:2H09:00:143
3923567995146,3cyclictest3402818-1kworker/2:1H12:25:122
3923567995145,4cyclictest3995199-21kworker/2:109:48:472
3923561995136,14cyclictest3176149-1kworker/1:0H07:20:141
3923561995135,15cyclictest4113792-21kworker/1:112:00:131
3923561995134,16cyclictest3922481-21kworker/1:107:10:131
3923556995146,3cyclictest2731713-1kworker/0:0H12:00:190
3923569995047,2cyclictest2275153-21kworker/3:109:43:593
3923569995046,3cyclictest2275153-21kworker/3:107:58:383
3923569995045,3cyclictest2275153-21kworker/3:108:08:243
3923567995046,3cyclictest4034054-21kworker/2:110:37:592
3923567995046,3cyclictest3956510-21kworker/2:109:21:352
3923567995045,3cyclictest4044046-21kworker/2:210:49:312
3923567995045,3cyclictest3402818-1kworker/2:1H11:25:292
3923567995045,3cyclictest3402818-1kworker/2:1H11:15:342
3923567995045,3cyclictest3402818-1kworker/2:1H09:57:232
3923561995035,14cyclictest3961146-21kworker/1:209:10:031
3923556995045,3cyclictest2731713-1kworker/0:0H10:57:290
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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