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2026-08-05 - 22:23
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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
Characteristics of the 100 highest latencies:
System rackcslot6.osadl.org (updated Wed Aug 05, 2026 12:46:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
323371699377375,1cyclictest0-21swapper/610:19:026
323371699345344,1cyclictest3335637-21kworker/6:112:36:016
323371699344343,1cyclictest0-21swapper/612:10:026
323370999344342,1cyclictest0-21swapper/510:19:015
323371699343342,1cyclictest3249798-21kworker/6:009:20:026
323371699341340,1cyclictest3249798-21kworker/6:010:30:016
323371699339338,1cyclictest3562630-21kworker/6:108:01:026
323371699338337,1cyclictest3335637-21kworker/6:112:17:026
323371699338337,1cyclictest3335637-21kworker/6:112:09:026
323371699338337,1cyclictest0-21swapper/611:01:016
323371699338336,1cyclictest3562630-21kworker/6:107:32:016
323371699337336,1cyclictest3249798-21kworker/6:010:40:016
323371699337336,1cyclictest3249798-21kworker/6:008:58:026
323371699337336,1cyclictest0-21swapper/612:30:016
323371699337336,1cyclictest0-21swapper/611:59:026
323371699337336,1cyclictest0-21swapper/609:29:016
323371699337336,1cyclictest0-21swapper/607:10:026
323371699337335,1cyclictest3249798-21kworker/6:010:05:026
323371699336335,1cyclictest3249798-21kworker/6:009:35:026
323371699336335,1cyclictest3249798-21kworker/6:009:10:026
323371699336335,1cyclictest0-21swapper/612:23:026
323371699336335,1cyclictest0-21swapper/611:25:016
323371699336335,1cyclictest0-21swapper/611:25:016
323371699336335,1cyclictest0-21swapper/609:59:026
323371699336335,1cyclictest0-21swapper/607:45:026
323371699336334,1cyclictest3309854-21kworker/6:111:24:026
323371699335334,1cyclictest3562630-21kworker/6:108:09:026
323371699335334,1cyclictest3317597-21kworker/6:011:40:026
323371699335334,1cyclictest3249798-21kworker/6:010:10:016
323371699335334,1cyclictest0-21swapper/608:50:026
323371699335334,1cyclictest0-21swapper/608:15:026
323371699335334,1cyclictest0-21swapper/607:57:026
323371699335333,2cyclictest3249798-21kworker/6:009:08:026
323371699334333,1cyclictest3562630-21kworker/6:107:52:026
323371699334333,1cyclictest3309854-21kworker/6:111:15:026
323371699334333,1cyclictest3249798-21kworker/6:009:44:026
323371699334333,1cyclictest3249798-21kworker/6:009:30:016
323371699334333,1cyclictest0-21swapper/611:54:026
323371699334333,1cyclictest0-21swapper/609:46:026
323371699334333,1cyclictest0-21swapper/608:23:026
323371699334332,1cyclictest0-21swapper/608:39:026
323371699333332,1cyclictest3562630-21kworker/6:107:17:026
323371699333332,1cyclictest3249798-21kworker/6:010:56:016
323371699333332,1cyclictest3249798-21kworker/6:010:52:026
323371699333332,1cyclictest0-21swapper/612:02:026
323371699333332,1cyclictest0-21swapper/611:46:026
323371699333332,1cyclictest0-21swapper/608:28:026
323371699333331,1cyclictest3562630-21kworker/6:108:34:026
323371699333331,1cyclictest3562630-21kworker/6:108:34:026
323371699333331,1cyclictest3302948-21kworker/6:211:07:026
323371699332331,1cyclictest3249798-21kworker/6:010:46:026
323371699332331,1cyclictest3249798-21kworker/6:009:17:026
323371699332331,1cyclictest0-21swapper/612:28:016
323371699332331,1cyclictest0-21swapper/610:26:026
323371699332331,1cyclictest0-21swapper/610:04:026
323371699332331,1cyclictest0-21swapper/610:04:016
323371699332331,1cyclictest0-21swapper/607:24:026
323371699332330,1cyclictest3562630-21kworker/6:108:46:026
323371699332330,1cyclictest0-21swapper/608:12:026
323371699331330,1cyclictest3249798-21kworker/6:010:24:026
323371699331330,1cyclictest3249798-21kworker/6:009:54:026
323371699331330,1cyclictest0-21swapper/611:14:026
323368799318315,2cyclictest3535323-21kworker/2:210:19:012
323372499315314,1cyclictest3215710-21kworker/7:008:05:027
323370999315314,1cyclictest3233544-21kworker/5:207:15:015
323367599315312,1cyclictest3230635-21kworker/1:009:52:021
323372499314313,1cyclictest3296921-21kworker/7:112:15:027
323372499313312,1cyclictest3215710-21kworker/7:009:55:027
323372499313312,1cyclictest3215710-21kworker/7:007:35:027
323372499313311,1cyclictest3296921-21kworker/7:111:35:017
323370999313312,1cyclictest0-21swapper/512:38:025
323372499312311,1cyclictest3296921-21kworker/7:111:13:017
323372499312311,1cyclictest3215710-21kworker/7:010:45:017
323372499312311,1cyclictest3215710-21kworker/7:010:00:027
323372499312311,1cyclictest3215710-21kworker/7:010:00:027
323372499311310,1cyclictest3296921-21kworker/7:111:20:027
323372499310309,1cyclictest3296921-21kworker/7:112:33:027
323372499310309,1cyclictest3296921-21kworker/7:110:55:027
323372499310309,1cyclictest3215710-21kworker/7:009:49:027
323372499310309,1cyclictest3215710-21kworker/7:009:18:027
323372499310309,1cyclictest3215710-21kworker/7:008:55:027
323372499310309,1cyclictest3215710-21kworker/7:008:51:027
323372499310309,1cyclictest3215710-21kworker/7:008:35:027
323372499310308,2cyclictest3296921-21kworker/7:112:21:027
323372499310308,2cyclictest3296921-21kworker/7:111:03:027
323372499310308,1cyclictest3215710-21kworker/7:007:59:027
323372499310307,2cyclictest3296921-21kworker/7:112:14:027
323366999310308,1cyclictest3255631-21kworker/0:210:14:010
323372499309307,1cyclictest3296921-21kworker/7:111:18:027
323372499309307,1cyclictest3215710-21kworker/7:010:41:027
323372499308307,1cyclictest3215710-21kworker/7:010:36:027
323372499308307,1cyclictest3215710-21kworker/7:008:14:017
323372499308307,1cyclictest3215710-21kworker/7:008:04:027
323372499308306,1cyclictest3215710-21kworker/7:007:34:027
323370999308307,1cyclictest3338574-21kworker/5:312:24:025
323370999308307,1cyclictest3233544-21kworker/5:207:55:015
323372499307306,1cyclictest3215710-21kworker/7:010:32:027
323372499307306,1cyclictest3215710-21kworker/7:010:13:027
323372499307306,1cyclictest3215710-21kworker/7:010:09:027
323372499307306,1cyclictest3215710-21kworker/7:009:02:027
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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