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2025-12-26 - 22:53
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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 Dec 26, 2025 12:46:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1369192993820,381cyclictest0-21swapper/210:57:032
136919299381380,1cyclictest1366058-21kworker/2:108:23:022
136919299381379,1cyclictest1493362-21kworker/2:111:11:032
1369192993810,380cyclictest0-21swapper/211:16:032
1369192993810,380cyclictest0-21swapper/209:57:032
1369192993810,380cyclictest0-21swapper/207:34:022
136919299380379,1cyclictest1366058-21kworker/2:108:06:022
136919299380378,1cyclictest1493362-21kworker/2:111:46:022
136919299380378,1cyclictest1493362-21kworker/2:111:23:032
136919299380378,1cyclictest1472297-21kworker/2:210:42:022
1369192993800,379cyclictest0-21swapper/208:34:032
136919299379378,1cyclictest1493362-21kworker/2:111:09:032
136919299379378,1cyclictest1439202-21kworker/2:010:07:022
1369192993790,378cyclictest0-21swapper/211:58:022
1369192993790,378cyclictest0-21swapper/209:16:032
136922499377375,1cyclictest0-21swapper/611:55:026
136922499377375,1cyclictest0-21swapper/608:37:026
136922499376374,1cyclictest0-21swapper/607:49:036
136922499375373,1cyclictest0-21swapper/611:15:026
136922499375373,1cyclictest0-21swapper/609:01:036
136922499374372,1cyclictest0-21swapper/608:45:036
136922499373371,1cyclictest0-21swapper/609:45:026
136922499372370,1cyclictest0-21swapper/611:03:026
136922499372370,1cyclictest0-21swapper/610:01:026
136922499371370,1cyclictest0-21swapper/612:07:026
136922499371369,1cyclictest1601239-21kworker/6:207:53:026
136922499371369,1cyclictest0-21swapper/610:37:036
136922499371369,1cyclictest0-21swapper/610:09:026
136922499371369,1cyclictest0-21swapper/608:59:036
136922499368366,1cyclictest1412128-21kworker/6:009:11:026
136922499368366,1cyclictest0-21swapper/610:56:026
136922499368366,1cyclictest0-21swapper/609:05:036
136922999367365,1cyclictest0-21swapper/709:40:027
136922499367365,1cyclictest1601239-21kworker/6:207:11:026
136922499367365,1cyclictest1511409-21kworker/6:111:33:026
136922499367365,1cyclictest1469290-21kworker/6:210:29:026
136922499366365,1cyclictest0-21swapper/612:24:026
136922499366364,1cyclictest1511409-21kworker/6:111:10:026
136922499366364,1cyclictest0-21swapper/611:43:026
136922499366364,1cyclictest0-21swapper/608:40:026
136922499365363,1cyclictest1511409-21kworker/6:111:39:026
136922499365363,1cyclictest1469290-21kworker/6:210:17:026
136922499365363,1cyclictest0-21swapper/610:30:026
136922499365363,1cyclictest0-21swapper/607:39:026
136922499365363,1cyclictest0-21swapper/607:18:026
136922499364363,1cyclictest0-21swapper/609:33:036
136922499364362,1cyclictest1469290-21kworker/6:212:13:026
136922499364362,1cyclictest1462965-21kworker/6:109:52:026
136922499364362,1cyclictest1412128-21kworker/6:008:25:026
136922499363361,1cyclictest1412128-21kworker/6:008:54:036
136922499363361,1cyclictest0-21swapper/611:22:026
136922499362361,1cyclictest1511409-21kworker/6:111:27:026
136922499362361,1cyclictest0-21swapper/612:26:026
136922499361359,1cyclictest1469290-21kworker/6:210:45:026
136922499360359,1cyclictest0-21swapper/607:24:026
136922499360358,1cyclictest1469290-21kworker/6:210:40:026
136922499357356,1cyclictest1601239-21kworker/6:208:00:026
136922499355354,1cyclictest1601239-21kworker/6:207:34:026
136922499355354,1cyclictest1469290-21kworker/6:212:00:026
136922499355354,1cyclictest1469290-21kworker/6:211:07:026
136922499355353,1cyclictest0-21swapper/610:21:026
136922499354353,1cyclictest1469290-21kworker/6:210:54:026
136922499354353,1cyclictest1469290-21kworker/6:209:57:026
136922499354352,1cyclictest1412128-21kworker/6:008:34:026
136922499354352,1cyclictest0-21swapper/609:26:036
136922499353352,1cyclictest1412128-21kworker/6:009:16:026
136922499353351,1cyclictest0-21swapper/609:21:026
136922499353351,1cyclictest0-21swapper/608:23:026
136922499352351,1cyclictest0-21swapper/612:34:026
136922499352351,1cyclictest0-21swapper/608:06:036
136922499351350,1cyclictest1601239-21kworker/6:207:26:026
136922499351350,1cyclictest1469290-21kworker/6:210:13:036
136922499351350,1cyclictest0-21swapper/611:46:026
136922499350349,1cyclictest1469290-21kworker/6:212:38:026
136922499350349,1cyclictest1469290-21kworker/6:212:38:026
136920199345344,1cyclictest0-21swapper/310:33:023
136920199337335,1cyclictest0-21swapper/307:35:023
136920899331328,2cyclictest98750irq/165-enp10s009:40:024
136918299328327,1cyclictest0-21swapper/110:33:031
136921699325324,1cyclictest1357019-21kworker/5:110:33:025
136919299306304,1cyclictest0-21swapper/209:40:022
136922999305304,1cyclictest1475315-21kworker/7:110:33:037
136920199302301,1cyclictest1324707-21kworker/3:111:51:023
136920199302300,1cyclictest1324707-21kworker/3:108:41:023
136920199301299,1cyclictest1324707-21kworker/3:107:29:023
136920199300299,1cyclictest1391078-21kworker/3:209:39:023
136920199300298,1cyclictest1391078-21kworker/3:209:23:033
136920199300298,1cyclictest1324707-21kworker/3:112:17:023
136920199300298,1cyclictest0-21swapper/307:47:023
136920199297296,1cyclictest1324707-21kworker/3:107:23:023
136920199297295,1cyclictest0-21swapper/311:33:023
136922999296295,1cyclictest1360028-21kworker/7:107:35:027
136920199296295,1cyclictest0-21swapper/309:11:033
136920199296295,1cyclictest0-21swapper/307:11:023
136920199296294,1cyclictest1391078-21kworker/3:209:46:023
136920199295294,1cyclictest0-21swapper/310:29:023
136920199294293,1cyclictest0-21swapper/310:17:023
136920199293292,1cyclictest1502393-21kworker/3:010:52:023
136920199290289,1cyclictest1502393-21kworker/3:011:20:023
136920199290289,1cyclictest1324707-21kworker/3:108:17:023
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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