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2026-05-23 - 20:38
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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 Sat May 23, 2026 12:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
218435997454,19cyclictest308793-21kworker/1:210:20:011
218435996828,38cyclictest350296-21kworker/1:010:55:141
218435996763,2cyclictest0-21swapper/110:20:161
21843599662,2cyclictest0-21swapper/107:16:161
218435996441,21cyclictest443580-21kworker/1:012:35:141
218435996441,21cyclictest3868194-1kworker/1:0H09:25:001
218435996258,2cyclictest0-21swapper/109:39:151
218435996258,2cyclictest0-21swapper/109:39:141
218435996245,16cyclictest414216-21kworker/1:112:10:001
218435996244,17cyclictest404078-21kworker/1:311:51:131
218435996244,17cyclictest3868194-1kworker/1:0H12:05:401
218435996241,19cyclictest350296-21kworker/1:011:20:141
218435996240,21cyclictest253284-21kworker/1:009:05:141
218435996143,17cyclictest350296-21kworker/1:011:11:081
218435996143,17cyclictest290363-21kworker/1:109:45:541
218435996143,16cyclictest223432-21kworker/1:107:40:151
218435996143,16cyclictest217048-21kworker/1:007:10:271
218435996142,17cyclictest350296-21kworker/1:011:40:371
218435996141,18cyclictest329642-21kworker/1:110:35:011
218435996043,16cyclictest339547-21kworker/1:210:45:151
218435996043,16cyclictest256636-21kworker/1:209:10:151
218435996043,16cyclictest249951-21kworker/1:108:55:151
218435996043,16cyclictest223432-21kworker/1:107:50:151
218435996041,17cyclictest329642-21kworker/1:110:30:161
218435995943,15cyclictest308793-21kworker/1:210:12:141
218435995942,16cyclictest3868194-1kworker/1:0H11:33:451
218435995942,16cyclictest276809-21kworker/1:109:30:531
218435995941,17cyclictest261737-21kworker/1:309:16:401
218435995940,17cyclictest295200-21kworker/1:009:55:561
218435995939,18cyclictest234259-21kworker/1:008:05:211
218435995939,17cyclictest3868194-1kworker/1:0H08:40:151
21843599590,57cyclictest0-21swapper/112:00:371
218435995854,2cyclictest0-21swapper/109:43:401
218435995841,16cyclictest419067-21kworker/1:212:25:141
218435995840,17cyclictest3868194-1kworker/1:0H08:10:211
218435995840,17cyclictest280110-21kworker/1:309:50:151
218435995840,17cyclictest234259-21kworker/1:008:04:151
218435995840,17cyclictest223432-21kworker/1:107:34:541
218435995839,18cyclictest253284-21kworker/1:009:00:371
218435995839,17cyclictest350296-21kworker/1:011:39:451
218435995838,18cyclictest266860-21kworker/1:009:25:161
218435995838,18cyclictest266860-21kworker/1:009:25:151
218435995838,18cyclictest223432-21kworker/1:107:37:201
218435995837,19cyclictest419067-21kworker/1:212:31:151
218435995837,19cyclictest419067-21kworker/1:212:31:141
218435995836,20cyclictest3868194-1kworker/1:0H11:55:151
218435995740,16cyclictest350296-21kworker/1:011:25:141
218435995739,16cyclictest221868-21kworker/1:207:20:001
218435995738,17cyclictest397005-21kworker/1:111:45:371
218435995738,17cyclictest3868194-1kworker/1:0H11:15:131
218435995738,17cyclictest249951-21kworker/1:108:51:161
218435995737,19cyclictest419067-21kworker/1:212:21:171
218435995737,18cyclictest321125-21kworker/1:310:25:151
218435995737,18cyclictest223432-21kworker/1:107:30:001
218435995736,19cyclictest245370-21kworker/1:308:35:151
218435995736,19cyclictest223432-21kworker/1:107:45:141
218435995638,17cyclictest339547-21kworker/1:210:50:141
218435995637,18cyclictest239131-21kworker/1:208:20:131
218435995637,17cyclictest350296-21kworker/1:011:00:371
218435995636,19cyclictest241942-21kworker/1:008:26:141
218435995635,20cyclictest334860-21kworker/1:010:40:141
218435995537,17cyclictest295200-21kworker/1:010:05:141
218435995536,18cyclictest350296-21kworker/1:011:08:461
218435995536,18cyclictest243776-21kworker/1:108:33:471
218435995536,18cyclictest236061-21kworker/1:108:15:081
218435995536,18cyclictest232717-21kworker/1:207:55:461
218436995449,3cyclictest3402818-1kworker/2:1H07:48:152
218431995449,3cyclictest215296-21kworker/0:307:25:120
218431995447,4cyclictest301133-21kworker/0:210:03:150
218437995348,3cyclictest197269-1kworker/3:0H11:55:153
218437995348,3cyclictest197269-1kworker/3:0H10:34:153
218436995349,2cyclictest308804-21kworker/2:110:14:202
218436995347,3cyclictest3402818-1kworker/2:1H08:15:002
218435995336,16cyclictest428738-21kworker/1:112:19:461
218435995336,16cyclictest247129-21kworker/1:008:45:011
218431995349,3cyclictest255093-21kworker/0:209:35:580
218431995349,3cyclictest255093-21kworker/0:209:35:580
218437995247,3cyclictest215300-21kworker/3:107:27:473
218437995247,3cyclictest197269-1kworker/3:0H07:17:053
218436995248,3cyclictest255101-21kworker/2:009:09:152
218436995247,3cyclictest3402818-1kworker/2:1H09:21:272
218436995247,3cyclictest3402818-1kworker/2:1H09:16:402
218431995246,4cyclictest334164-21kworker/0:110:54:140
218437995146,3cyclictest391981-21kworker/3:012:15:003
218437995146,3cyclictest197269-1kworker/3:0H12:05:143
218437995146,3cyclictest197269-1kworker/3:0H11:09:553
218436995145,3cyclictest3402818-1kworker/2:1H08:55:152
218431995146,3cyclictest245571-21kworker/0:208:40:310
218437995047,2cyclictest197269-1kworker/3:0H12:21:453
218437995046,2cyclictest215300-21kworker/3:107:53:423
218437995045,3cyclictest197269-1kworker/3:0H09:27:403
218437995045,3cyclictest197269-1kworker/3:0H09:27:393
218436995047,2cyclictest377436-21kworker/2:011:28:152
218436995047,2cyclictest253288-21kworker/2:109:00:412
218436995047,2cyclictest248416-21kworker/2:108:45:252
218431995045,3cyclictest387344-21kworker/0:111:52:150
218431995045,3cyclictest382543-21kworker/0:211:32:130
218431995045,3cyclictest243182-21kworker/0:108:39:150
218431995044,4cyclictest1167012-1kworker/0:0H11:45:010
218437994945,2cyclictest237417-21kworker/3:208:15:253
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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