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2025-12-18 - 18:01
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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 Thu Dec 18, 2025 12:46:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
217054299375373,1cyclictest2370521-21kworker/4:011:23:014
217056299373372,1cyclictest2312759-21kworker/7:211:22:097
217056299372371,1cyclictest0-21swapper/707:23:027
217054299372370,1cyclictest2143865-21kworker/4:107:42:024
217056299371370,1cyclictest0-21swapper/707:55:027
217056299371369,1cyclictest2312759-21kworker/7:211:53:017
217056299371369,1cyclictest0-21swapper/711:18:017
217056299371369,1cyclictest0-21swapper/710:03:027
217056299371369,1cyclictest0-21swapper/709:02:027
217056299371369,1cyclictest0-21swapper/708:31:027
217054299371370,1cyclictest2143865-21kworker/4:112:20:024
217054299371370,1cyclictest2143865-21kworker/4:109:20:014
217056299370369,1cyclictest0-21swapper/708:45:027
217056299370369,1cyclictest0-21swapper/708:40:017
217056299370368,1cyclictest0-21swapper/707:18:027
217054299370369,1cyclictest2143865-21kworker/4:110:10:014
217054299370369,1cyclictest2143865-21kworker/4:107:22:024
217054299370368,1cyclictest2143865-21kworker/4:108:09:014
217056299369368,1cyclictest0-21swapper/708:56:017
217056299369368,1cyclictest0-21swapper/707:11:027
217056299369367,1cyclictest2237300-21kworker/7:209:25:017
217056299369367,1cyclictest2198254-21kworker/7:008:25:027
217054299369368,1cyclictest2143865-21kworker/4:111:10:014
217054299369368,1cyclictest2143865-21kworker/4:111:00:024
217054299369368,1cyclictest2143865-21kworker/4:108:15:024
217054299369367,1cyclictest2143865-21kworker/4:112:01:024
217054299369367,1cyclictest2143865-21kworker/4:112:01:024
217056299368367,1cyclictest2312759-21kworker/7:212:13:027
217056299368367,1cyclictest2255586-21kworker/7:009:40:027
217056299368367,1cyclictest2198254-21kworker/7:008:21:027
217056299368367,1cyclictest2198254-21kworker/7:008:10:017
217056299368367,1cyclictest0-21swapper/712:35:027
217056299368366,1cyclictest2312759-21kworker/7:211:45:017
217054299368367,1cyclictest2143865-21kworker/4:111:56:024
217054299368367,1cyclictest2143865-21kworker/4:111:39:014
217054299368367,1cyclictest2143865-21kworker/4:111:33:014
217054299368367,1cyclictest2143865-21kworker/4:110:33:014
217054299368366,2cyclictest2143865-21kworker/4:108:42:014
217054299368366,1cyclictest2143865-21kworker/4:112:39:014
217054299368366,1cyclictest2143865-21kworker/4:112:26:024
217054299368366,1cyclictest2143865-21kworker/4:110:43:014
217056299367366,1cyclictest2255586-21kworker/7:009:46:027
217056299367366,1cyclictest2132009-21kworker/7:207:36:027
217056299367366,1cyclictest2132009-21kworker/7:207:36:017
217056299367366,1cyclictest2132009-21kworker/7:207:33:017
217056299367366,1cyclictest0-21swapper/712:34:027
217056299367366,1cyclictest0-21swapper/710:30:017
217056299367366,1cyclictest0-21swapper/709:50:027
217056299367366,1cyclictest0-21swapper/709:15:027
217056299367366,1cyclictest0-21swapper/708:04:027
217056299367365,1cyclictest2312759-21kworker/7:212:23:027
217056299367365,1cyclictest2285677-21kworker/7:110:53:027
217056299367365,1cyclictest0-21swapper/711:37:017
217054299367366,1cyclictest2143865-21kworker/4:110:39:024
217054299367366,1cyclictest2143865-21kworker/4:110:21:024
217054299367366,1cyclictest2143865-21kworker/4:109:59:024
217054299367366,1cyclictest2143865-21kworker/4:109:41:024
217054299367366,1cyclictest2143865-21kworker/4:108:54:024
217054299367366,1cyclictest2143865-21kworker/4:108:12:024
217054299367366,1cyclictest2143865-21kworker/4:107:37:024
217054299367366,1cyclictest2143865-21kworker/4:107:37:024
217054299367366,1cyclictest2143865-21kworker/4:107:26:024
217054299367365,1cyclictest2143865-21kworker/4:107:31:014
217056299366365,1cyclictest2312759-21kworker/7:212:03:027
217056299366365,1cyclictest2312759-21kworker/7:212:03:017
217056299366365,1cyclictest2255586-21kworker/7:010:27:027
217056299366365,1cyclictest2255586-21kworker/7:010:12:017
217056299366365,1cyclictest2255586-21kworker/7:009:55:027
217056299366365,1cyclictest0-21swapper/711:04:027
217056299366364,1cyclictest2312759-21kworker/7:212:19:027
217054299366365,1cyclictest2143865-21kworker/4:111:41:024
217054299366365,1cyclictest2143865-21kworker/4:111:16:014
217054299366365,1cyclictest2143865-21kworker/4:110:09:014
217054299366365,1cyclictest2143865-21kworker/4:109:49:024
217054299366365,1cyclictest2143865-21kworker/4:109:17:024
217054299366365,1cyclictest2143865-21kworker/4:108:23:024
217054299366364,1cyclictest2143865-21kworker/4:110:46:014
217054299366364,1cyclictest2143865-21kworker/4:110:18:024
217054299366364,1cyclictest2143865-21kworker/4:108:46:014
217054299366364,1cyclictest2143865-21kworker/4:108:02:024
217056299365364,1cyclictest2255586-21kworker/7:010:15:027
217056299365364,1cyclictest2198254-21kworker/7:008:51:027
217056299365363,1cyclictest2198254-21kworker/7:008:19:027
217056299365363,1cyclictest2198254-21kworker/7:008:07:017
217056299365363,1cyclictest0-21swapper/712:07:027
217056299365363,1cyclictest0-21swapper/711:07:017
217056299365363,1cyclictest0-21swapper/707:51:027
217054299365363,1cyclictest2143865-21kworker/4:112:11:024
217056299364363,1cyclictest2285677-21kworker/7:110:44:017
217056299364363,1cyclictest2237300-21kworker/7:209:09:027
217056299364363,1cyclictest2237300-21kworker/7:209:09:027
217056299364363,1cyclictest2132009-21kworker/7:207:47:027
217056299364363,1cyclictest0-21swapper/710:36:027
217056299364363,1cyclictest0-21swapper/710:22:017
217056299364362,1cyclictest2255586-21kworker/7:009:34:027
217056299364362,1cyclictest0-21swapper/710:48:017
217056299363362,1cyclictest0-21swapper/711:12:017
217056299363362,1cyclictest0-21swapper/710:56:027
217056299363362,1cyclictest0-21swapper/709:22:017
217054299363362,1cyclictest2143865-21kworker/4:107:14:024
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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