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2025-11-20 - 00:15
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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 Nov 19, 2025 12:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3637756996741,15cyclictest3660142-21kworker/1:008:20:151
3637756996436,25cyclictest3731835-21kworker/1:212:00:151
3637756996361,1cyclictest0-21swapper/108:33:061
363775699620,61cyclictest0-21swapper/111:10:411
3637756996159,1cyclictest0-21swapper/112:25:411
3637756996145,15cyclictest3712400-21kworker/1:211:10:001
3637756996140,19cyclictest3382725-1kworker/1:0H08:45:001
3637756996058,1cyclictest0-21swapper/111:16:101
3637756996043,16cyclictest3660142-21kworker/1:009:40:001
3637756996042,17cyclictest3660142-21kworker/1:010:17:131
3637756996041,17cyclictest3660142-21kworker/1:010:00:151
3637756996030,29cyclictest3702124-21kworker/1:210:25:201
3637756995943,15cyclictest3644904-21kworker/1:207:35:171
3637756995942,16cyclictest3644904-21kworker/1:208:00:171
3637756995942,16cyclictest3644904-21kworker/1:207:40:061
3637756995942,16cyclictest3644904-21kworker/1:207:30:121
3637756995938,19cyclictest3712400-21kworker/1:211:25:151
3637756995842,15cyclictest3745877-21kworker/1:112:35:191
3637756995842,15cyclictest3737157-21kworker/1:012:30:001
3637756995842,15cyclictest3730173-21kworker/1:011:54:261
3637756995842,15cyclictest3724022-21kworker/1:111:40:161
3637756995842,15cyclictest3724022-21kworker/1:111:35:011
3637756995842,15cyclictest3712400-21kworker/1:211:02:111
3637756995842,15cyclictest3660142-21kworker/1:010:24:211
3637756995842,15cyclictest3660142-21kworker/1:009:50:161
3637756995842,15cyclictest3650383-21kworker/1:107:45:141
3637756995842,15cyclictest3642268-21kworker/1:007:25:061
3637756995842,15cyclictest3639896-21kworker/1:107:15:161
3637756995841,16cyclictest3660142-21kworker/1:008:35:001
3637756995841,16cyclictest3660142-21kworker/1:008:25:131
3637756995840,17cyclictest3660142-21kworker/1:008:15:171
3637756995833,24cyclictest3737157-21kworker/1:012:25:011
3637756995741,15cyclictest3737157-21kworker/1:012:10:151
3637756995741,15cyclictest3724022-21kworker/1:111:45:171
3637756995741,15cyclictest3712400-21kworker/1:211:25:001
3637756995741,15cyclictest3704287-21kworker/1:110:49:091
3637756995741,15cyclictest3660142-21kworker/1:010:09:111
3637756995741,15cyclictest3660142-21kworker/1:009:15:011
3637756995740,16cyclictest3660142-21kworker/1:009:20:161
3637756995740,16cyclictest3660142-21kworker/1:008:53:521
3637756995735,21cyclictest3642268-21kworker/1:007:20:161
3637756995640,15cyclictest3712400-21kworker/1:210:55:161
3637756995640,15cyclictest3660142-21kworker/1:010:14:171
3637756995640,15cyclictest3660142-21kworker/1:009:05:151
3637756995640,15cyclictest3660142-21kworker/1:008:55:161
3637756995640,15cyclictest3658176-21kworker/1:108:10:141
3637756995640,15cyclictest3637642-21kworker/1:207:10:011
3637756995639,16cyclictest3660142-21kworker/1:009:25:421
3637756995552,2cyclictest0-21swapper/108:05:321
3637756995549,4cyclictest3710853-21fschecks_time10:50:161
3637756995539,15cyclictest3702124-21kworker/1:210:30:011
3637756995539,15cyclictest3660142-21kworker/1:008:49:081
3637756995538,16cyclictest3731835-21kworker/1:212:05:011
3637756995538,16cyclictest3724022-21kworker/1:111:34:531
3637756995538,16cyclictest3660142-21kworker/1:009:10:161
3637755995551,2cyclictest3706923-21kworker/0:010:49:400
3637762995449,3cyclictest3742047-21kworker/3:112:39:243
3637756995438,15cyclictest3660142-21kworker/1:009:59:111
3637756995437,16cyclictest3731835-21kworker/1:211:57:401
3637756995437,16cyclictest3660142-21kworker/1:009:40:081
3637756995436,17cyclictest3660142-21kworker/1:009:00:201
3637761995350,2cyclictest130910-1kworker/2:1H10:21:122
3637761995349,2cyclictest3631703-21kworker/2:007:36:422
3637756995351,1cyclictest0-21swapper/107:59:401
3637756995337,15cyclictest3737157-21kworker/1:012:19:541
3637756995337,15cyclictest3660142-21kworker/1:009:45:011
3637756995337,15cyclictest3660142-21kworker/1:009:34:061
3637762995248,2cyclictest3737162-21kworker/3:112:16:073
3637762995248,2cyclictest3711795-21kworker/3:011:00:243
3637762995248,2cyclictest3682582-21kworker/3:009:33:113
3637762995248,2cyclictest3643295-21kworker/3:007:35:423
3637762995247,3cyclictest3730162-21kworker/3:111:50:293
3637761995248,3cyclictest130910-1kworker/2:1H09:57:122
3637761995247,3cyclictest3713499-21kworker/2:011:05:342
3637762995148,2cyclictest3687441-21kworker/3:210:09:413
3637762995148,2cyclictest3662807-21kworker/3:308:26:163
3637762995148,2cyclictest3643295-21kworker/3:007:33:403
3637762995148,2cyclictest3641397-21kworker/3:207:19:393
3637762995147,3cyclictest3648170-21kworker/3:207:54:413
3637762995147,2cyclictest3667664-21kworker/3:008:43:523
3637762995147,2cyclictest3648170-21kworker/3:208:03:473
3637762995147,2cyclictest3648170-21kworker/3:207:57:113
3637762995146,3cyclictest3672570-21kworker/3:108:59:093
3637762995146,3cyclictest1395319-1kworker/3:0H10:54:553
3637762995144,4cyclictest1395319-1kworker/3:0H11:05:183
3637761995147,3cyclictest3649865-21kworker/2:107:53:392
3637761995147,3cyclictest130910-1kworker/2:1H08:40:122
3637761995146,3cyclictest130910-1kworker/2:1H11:30:222
3637761995143,4cyclictest130910-1kworker/2:1H09:50:152
3637756995146,2cyclictest3704287-21kworker/1:110:39:091
3637756995135,15cyclictest3704287-21kworker/1:110:40:151
3637755995148,2cyclictest3733404-21kworker/0:212:02:110
3637755995148,2cyclictest3716673-21kworker/0:211:21:400
3637755995147,2cyclictest3725045-21kworker/0:112:24:060
3637755995147,2cyclictest3723424-21kworker/0:011:31:010
3637755995147,2cyclictest3716673-21kworker/0:211:27:410
3637762995047,2cyclictest3711795-21kworker/3:010:58:403
3637762995045,3cyclictest1395319-1kworker/3:0H08:20:363
363775699500,1cyclictest0-21swapper/107:50:401
3637755995047,2cyclictest3964510-1kworker/0:0H07:20:050
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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