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2026-06-29 - 19:41
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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 Mon Jun 29, 2026 12:46:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
248778723760,4sleep121-21ksoftirqd/107:05:291
248862299358357,1cyclictest0-21swapper/708:50:017
248862299357356,1cyclictest0-21swapper/709:35:017
248862299357355,1cyclictest0-21swapper/707:38:017
248862299357355,1cyclictest0-21swapper/707:38:017
248862299354353,1cyclictest0-21swapper/708:30:027
248862299354353,1cyclictest0-21swapper/707:29:017
248862299354352,1cyclictest2479434-21kworker/7:109:01:017
248862299353352,1cyclictest0-21swapper/709:26:017
248862299353352,1cyclictest0-21swapper/709:06:017
248862299353352,1cyclictest0-21swapper/707:51:027
248862299353351,1cyclictest0-21swapper/712:25:027
248862299353351,1cyclictest0-21swapper/708:47:017
248862299353351,1cyclictest0-21swapper/707:33:017
248862299351350,1cyclictest0-21swapper/709:14:017
248862299351350,1cyclictest0-21swapper/707:59:027
248862299351349,1cyclictest2479434-21kworker/7:110:02:027
248862299350349,1cyclictest0-21swapper/711:55:017
248862299350349,1cyclictest0-21swapper/711:55:017
248862299348346,1cyclictest2479434-21kworker/7:110:19:017
248862299348346,1cyclictest2479434-21kworker/7:107:18:017
248862299347346,1cyclictest0-21swapper/711:00:017
248862299347346,1cyclictest0-21swapper/710:50:017
248862299347346,1cyclictest0-21swapper/709:20:017
248861799347346,1cyclictest2519496-21kworker/6:208:45:016
248862299346344,1cyclictest0-21swapper/708:27:027
248862299345343,1cyclictest0-21swapper/707:46:017
248861799345344,1cyclictest2519496-21kworker/6:209:10:026
248861799345344,1cyclictest0-21swapper/609:05:026
248861799345344,1cyclictest0-21swapper/608:35:016
248861799345343,2cyclictest2519496-21kworker/6:210:03:026
248862299344343,1cyclictest0-21swapper/709:32:017
248862299344343,1cyclictest0-21swapper/708:05:027
248861799344343,1cyclictest2766927-21kworker/6:107:50:026
248861799344342,1cyclictest0-21swapper/608:40:016
248862299343342,1cyclictest0-21swapper/711:25:017
248862299343342,1cyclictest0-21swapper/709:56:027
248862299343342,1cyclictest0-21swapper/708:55:017
248862299343341,1cyclictest2603738-21kworker/7:010:45:017
248862299343341,1cyclictest0-21swapper/709:16:017
248861799343342,1cyclictest0-21swapper/608:20:026
248861799343342,1cyclictest0-21swapper/607:36:026
248861799343342,1cyclictest0-21swapper/607:36:026
248862299342341,1cyclictest0-21swapper/712:32:027
248862299342341,1cyclictest0-21swapper/710:34:027
248862299342340,1cyclictest2603738-21kworker/7:011:05:017
248861799342341,1cyclictest2519496-21kworker/6:208:18:026
248861799342341,1cyclictest0-21swapper/608:06:016
248861799342341,1cyclictest0-21swapper/607:22:026
248862299341340,1cyclictest0-21swapper/710:40:017
248862299341340,1cyclictest0-21swapper/710:26:017
248862299341340,1cyclictest0-21swapper/710:21:027
248862299341339,1cyclictest2633819-21kworker/7:111:15:017
248862299341339,1cyclictest2479434-21kworker/7:109:45:027
248862299341339,1cyclictest2479434-21kworker/7:108:16:027
248862299341339,1cyclictest0-21swapper/712:13:027
248862299341339,1cyclictest0-21swapper/711:39:017
248862299340339,1cyclictest0-21swapper/712:36:027
248862299340339,1cyclictest0-21swapper/711:32:017
248861799340339,1cyclictest2519496-21kworker/6:209:19:026
248861799340339,1cyclictest2519496-21kworker/6:208:12:026
248861799340339,1cyclictest0-21swapper/609:43:026
248862299339337,1cyclictest2501462-21kworker/7:008:13:027
248861799339338,1cyclictest2519496-21kworker/6:209:36:026
248861799339338,1cyclictest2519496-21kworker/6:208:02:016
248861799339338,1cyclictest0-21swapper/608:28:026
248861799339338,1cyclictest0-21swapper/607:47:026
248861799339337,1cyclictest2766927-21kworker/6:107:15:026
248862299338337,1cyclictest2479434-21kworker/7:107:14:017
248861799338337,1cyclictest2519496-21kworker/6:208:33:026
248862299337335,1cyclictest2633819-21kworker/7:112:17:027
248856999336335,1cyclictest2453102-21kworker/0:207:35:020
248856999336335,1cyclictest2453102-21kworker/0:207:35:020
248856999336334,1cyclictest2453102-21kworker/0:208:03:010
248861799335334,1cyclictest2766927-21kworker/6:112:00:026
248861799335334,1cyclictest0-21swapper/612:10:026
248861799335334,1cyclictest0-21swapper/610:18:026
248861799335333,1cyclictest2766927-21kworker/6:111:07:026
248856999335333,1cyclictest2453102-21kworker/0:207:20:020
248861799334333,1cyclictest2519496-21kworker/6:209:53:026
248861799334333,1cyclictest0-21swapper/610:58:026
248861799334333,1cyclictest0-21swapper/610:13:026
248856999334332,1cyclictest2453102-21kworker/0:210:01:010
248861799333332,1cyclictest2766927-21kworker/6:112:35:016
248861799333332,1cyclictest2766927-21kworker/6:112:05:026
248861799333332,1cyclictest0-21swapper/607:58:026
248861799333332,1cyclictest0-21swapper/607:27:026
248861799333329,3cyclictest2766927-21kworker/6:111:38:026
248856999333332,1cyclictest2453102-21kworker/0:209:15:020
248856999333332,1cyclictest2453102-21kworker/0:208:25:010
248856999333332,1cyclictest0-21swapper/010:05:010
248861799332331,1cyclictest2766927-21kworker/6:112:19:026
248861799332331,1cyclictest2766927-21kworker/6:107:40:026
248861799332331,1cyclictest2519496-21kworker/6:209:04:026
248861799332331,1cyclictest2519496-21kworker/6:208:52:026
248861799332331,1cyclictest0-21swapper/610:47:026
248861799332330,1cyclictest2766927-21kworker/6:112:27:016
248861799331330,1cyclictest2766927-21kworker/6:111:48:026
248861799331330,1cyclictest2766927-21kworker/6:110:33:016
248861799331330,1cyclictest2766927-21kworker/6:107:34:016
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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