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2026-06-05 - 23:07
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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 Fri Jun 05, 2026 12:46:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
221960799380379,1cyclictest2352504-21kworker/7:011:48:027
221960799380379,1cyclictest2322683-21kworker/7:210:50:027
221960799380379,1cyclictest2283469-21kworker/7:109:01:027
221960799380379,1cyclictest2238228-21kworker/7:008:35:027
221960799380378,1cyclictest2238228-21kworker/7:008:06:027
2219607993800,379cyclictest0-21swapper/712:03:027
221958699380379,1cyclictest2457579-21kworker/4:207:45:024
2219559993800,1cyclictest0-21swapper/112:11:021
2219559993800,1cyclictest0-21swapper/112:11:011
221960799379378,1cyclictest2406863-21kworker/7:212:25:027
221960799379378,1cyclictest2355592-21kworker/7:111:22:027
221960799379378,1cyclictest2310382-21kworker/7:110:02:027
221960799379378,1cyclictest2295543-21kworker/7:009:21:017
221960799379378,1cyclictest0-21swapper/709:16:027
221960799379377,1cyclictest2355592-21kworker/7:111:11:027
221960799379377,1cyclictest2238228-21kworker/7:008:44:027
2219607993790,379cyclictest0-21swapper/707:46:027
221955499379378,1cyclictest2382687-21kworker/0:012:35:020
2219554993790,379cyclictest0-21swapper/007:45:020
221960799378377,1cyclictest2310382-21kworker/7:110:35:027
221960799378377,1cyclictest2310382-21kworker/7:110:35:027
221960799378377,1cyclictest2238228-21kworker/7:007:50:027
221960799378376,1cyclictest2406863-21kworker/7:212:31:027
221960799378376,1cyclictest2394879-21kworker/7:112:14:027
221960799378376,1cyclictest2394879-21kworker/7:112:14:017
221960799377376,1cyclictest2355592-21kworker/7:110:58:027
221960799377376,1cyclictest2352504-21kworker/7:011:27:027
221960799377376,1cyclictest2310382-21kworker/7:109:38:027
221960799377376,1cyclictest2216427-21kworker/7:107:32:027
221960799377375,1cyclictest2352504-21kworker/7:011:37:027
221960799377375,1cyclictest2310382-21kworker/7:110:43:027
221960799377375,1cyclictest2310382-21kworker/7:110:11:027
221960799377375,1cyclictest2238228-21kworker/7:008:48:027
221960799377375,1cyclictest2238228-21kworker/7:008:24:027
221960799377375,1cyclictest2193675-21kworker/7:007:24:027
221958699377376,1cyclictest0-21swapper/412:35:014
221955499377376,1cyclictest2485817-21kworker/0:207:30:020
221955499377376,1cyclictest2325688-21kworker/0:210:10:020
221955499377376,1cyclictest2253497-21kworker/0:008:25:020
221955499377376,1cyclictest2253497-21kworker/0:008:11:020
221955499377376,1cyclictest0-21swapper/010:24:020
221955499377376,1cyclictest0-21swapper/008:15:020
221960799376375,1cyclictest2310382-21kworker/7:110:17:017
221960799376375,1cyclictest2310382-21kworker/7:109:58:027
221960799376374,1cyclictest2415689-21kworker/7:112:39:017
221960799376374,1cyclictest2394879-21kworker/7:112:06:027
221960799376374,1cyclictest2394879-21kworker/7:112:06:027
221960799376374,1cyclictest2238228-21kworker/7:007:39:027
221958699376375,1cyclictest2457579-21kworker/4:207:15:024
221957199376375,1cyclictest0-21swapper/212:12:022
221957199376375,1cyclictest0-21swapper/212:12:022
221955499376375,1cyclictest2382687-21kworker/0:011:45:020
221955499376375,1cyclictest2325688-21kworker/0:211:02:010
221955499376375,1cyclictest2253497-21kworker/0:010:01:010
221955499376375,1cyclictest2253497-21kworker/0:009:53:020
221955499376375,1cyclictest0-21swapper/012:05:020
221955499376375,1cyclictest0-21swapper/012:05:010
221955499376375,1cyclictest0-21swapper/010:30:020
221955499376375,1cyclictest0-21swapper/009:04:020
221955499376375,1cyclictest0-21swapper/008:40:020
221955499376375,1cyclictest0-21swapper/008:32:020
221955499376375,1cyclictest0-21swapper/008:20:020
221960799375374,1cyclictest2322683-21kworker/7:210:48:027
221960799375374,1cyclictest2193675-21kworker/7:007:14:027
221958699375374,1cyclictest2268532-21kworker/4:010:24:024
221958699375374,1cyclictest2247380-21kworker/4:308:15:024
221958699375374,1cyclictest0-21swapper/410:10:024
221958699375374,1cyclictest0-21swapper/409:53:024
221958699375374,1cyclictest0-21swapper/408:25:024
221958699375374,1cyclictest0-21swapper/408:11:024
221958699375374,1cyclictest0-21swapper/407:30:024
221958699375373,1cyclictest0-21swapper/410:01:024
221957199375374,1cyclictest0-21swapper/210:40:022
221955499375374,1cyclictest2485817-21kworker/0:207:11:020
221955499375374,1cyclictest2382687-21kworker/0:011:41:020
221955499375374,1cyclictest2253497-21kworker/0:009:30:020
221955499375374,1cyclictest0-21swapper/010:05:020
221955499375374,1cyclictest0-21swapper/008:01:020
221955499375373,1cyclictest0-21swapper/009:43:020
221960799374372,1cyclictest2310382-21kworker/7:110:26:027
221958699374373,1cyclictest2388868-21kworker/4:012:05:024
221958699374373,1cyclictest2388868-21kworker/4:012:05:024
221958699374373,1cyclictest2268532-21kworker/4:009:04:024
221958699374373,1cyclictest2268532-21kworker/4:008:32:024
221958699374373,1cyclictest2247380-21kworker/4:308:20:024
221958699374373,1cyclictest0-21swapper/411:45:024
221958699374373,1cyclictest0-21swapper/411:02:024
221958699374373,1cyclictest0-21swapper/409:30:024
221957199374373,1cyclictest0-21swapper/210:15:022
221957199374373,1cyclictest0-21swapper/208:55:022
221955499374373,1cyclictest2325688-21kworker/0:211:12:020
221955499374373,1cyclictest2253497-21kworker/0:009:23:020
221955499374373,1cyclictest2253497-21kworker/0:009:07:020
221955499374373,1cyclictest0-21swapper/012:17:020
221955499374373,1cyclictest0-21swapper/007:52:020
221955499374373,1cyclictest0-21swapper/007:23:020
221960799373372,1cyclictest2310382-21kworker/7:110:23:027
221958699373372,1cyclictest2268532-21kworker/4:010:30:024
221958699373372,1cyclictest2268532-21kworker/4:010:05:024
221958699373372,1cyclictest2268532-21kworker/4:008:40:024
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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