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2026-07-04 - 02:55
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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
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rackeslot3.osadl.org (updated Fri Jul 03, 2026 12:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
89284799680,66cyclictest0-21swapper/112:13:451
892847996359,2cyclictest0-21swapper/107:50:261
89284799630,2cyclictest0-21swapper/109:57:461
892847996259,2cyclictest0-21swapper/111:34:101
89284799610,60cyclictest0-21swapper/111:07:161
892847996044,14cyclictest919479-21kworker/1:308:45:131
892847996043,15cyclictest405930-1kworker/1:1H11:45:141
892847996042,16cyclictest907518-21kworker/1:208:00:131
892847996042,16cyclictest1035872-21kworker/1:211:15:151
892847996040,18cyclictest405930-1kworker/1:1H09:10:001
892847995944,14cyclictest894266-21kworker/1:107:25:141
892847995942,16cyclictest996444-21kworker/1:310:20:161
892847995856,1cyclictest0-21swapper/111:28:461
892847995843,14cyclictest944106-21kworker/1:009:40:131
892847995843,14cyclictest899705-21kworker/1:207:35:181
892847995843,14cyclictest1007029-21kworker/1:210:55:051
892847995842,15cyclictest1092098-21kworker/1:012:19:171
892847995841,16cyclictest1061595-21kworker/1:211:35:151
892849995741,14cyclictest1198715-1kworker/3:2H11:40:013
892847995742,14cyclictest986459-21kworker/1:210:10:331
892847995742,14cyclictest928079-21kworker/1:109:20:011
892847995742,14cyclictest928079-21kworker/1:108:59:591
892847995742,14cyclictest928079-21kworker/1:108:59:581
892847995742,14cyclictest919479-21kworker/1:308:34:191
892847995742,14cyclictest904438-21kworker/1:007:45:461
892847995742,14cyclictest405930-1kworker/1:1H07:10:061
892847995742,14cyclictest1051844-21kworker/1:011:22:171
892847995742,14cyclictest1011796-21kworker/1:110:40:461
892847995742,14cyclictest1007029-21kworker/1:210:50:151
892847995742,14cyclictest1007029-21kworker/1:210:35:461
892847995741,15cyclictest894266-21kworker/1:107:20:141
892847995741,15cyclictest1110890-21kworker/1:112:35:131
892847995741,15cyclictest1016575-21kworker/1:010:45:331
892848995651,3cyclictest1488897-1kworker/2:2H11:01:132
892847995641,15cyclictest1092098-21kworker/1:012:20:141
892847995641,14cyclictest965227-21kworker/1:109:50:011
892847995641,14cyclictest928079-21kworker/1:109:10:011
892847995641,14cyclictest928079-21kworker/1:109:00:461
892847995641,14cyclictest919479-21kworker/1:308:35:001
892847995641,14cyclictest917047-21kworker/1:208:29:481
892847995641,14cyclictest913947-21kworker/1:108:15:361
892847995641,14cyclictest899705-21kworker/1:207:30:131
892847995641,14cyclictest1071517-21kworker/1:212:00:001
892847995641,14cyclictest1071517-21kworker/1:211:55:171
892847995641,14cyclictest1071517-21kworker/1:211:55:171
892847995641,14cyclictest1007029-21kworker/1:210:34:471
892847995640,15cyclictest907518-21kworker/1:207:55:341
892847995640,14cyclictest405930-1kworker/1:1H12:30:141
892847995638,17cyclictest1071517-21kworker/1:211:50:141
892847995638,17cyclictest1071517-21kworker/1:211:50:131
892846995645,9cyclictest3912593-1kworker/0:2H10:10:150
892847995540,14cyclictest986459-21kworker/1:210:15:061
892847995540,14cyclictest965227-21kworker/1:110:02:471
892847995540,14cyclictest944106-21kworker/1:009:34:311
892847995540,14cyclictest928079-21kworker/1:109:25:131
892847995540,14cyclictest919479-21kworker/1:308:51:461
892847995540,14cyclictest913947-21kworker/1:108:24:541
892847995540,14cyclictest912408-21kworker/1:008:12:461
892847995540,14cyclictest1092098-21kworker/1:012:05:161
892847995539,15cyclictest894266-21kworker/1:107:15:011
892847995439,14cyclictest965227-21kworker/1:110:09:361
892847995439,14cyclictest960226-21kworker/1:209:45:141
892847995439,14cyclictest919479-21kworker/1:308:40:271
892847995439,14cyclictest907518-21kworker/1:208:06:491
892847995438,15cyclictest928079-21kworker/1:109:16:191
892849995348,3cyclictest963143-21kworker/3:010:16:383
892848995349,2cyclictest1058288-21kworker/2:211:33:152
892848995347,3cyclictest1488897-1kworker/2:2H09:30:162
892847995338,14cyclictest899705-21kworker/1:207:40:011
892847995338,14cyclictest1002155-21kworker/1:010:27:461
892846995348,3cyclictest3912593-1kworker/0:2H10:34:470
892846995339,11cyclictest3912593-1kworker/0:2H07:45:150
892849995247,3cyclictest963143-21kworker/3:010:34:543
892848995248,2cyclictest943349-21kworker/2:109:26:182
892848995248,2cyclictest910925-21kworker/2:108:10:142
892848995248,2cyclictest1048432-21kworker/2:011:17:302
892848995247,3cyclictest1027837-21kworker/2:210:59:462
892847995237,14cyclictest405930-1kworker/1:1H09:35:161
892847995237,14cyclictest1040779-21kworker/1:011:10:141
892846995248,2cyclictest3912593-1kworker/0:2H07:56:100
892846995247,3cyclictest1063287-21kworker/0:112:17:100
892848995148,2cyclictest967650-21kworker/2:109:58:512
892848995147,2cyclictest1063039-21kworker/2:111:38:462
892848995146,3cyclictest1488897-1kworker/2:2H09:45:062
892848995146,3cyclictest1488897-1kworker/2:2H07:20:152
892848995146,3cyclictest1038762-21kworker/2:211:10:082
892848995145,4cyclictest1488897-1kworker/2:2H10:54:512
892847995136,14cyclictest1026288-21kworker/1:011:00:141
892847995135,15cyclictest1066494-21kworker/1:011:40:061
892846995147,2cyclictest3912593-1kworker/0:2H09:30:000
892849995046,3cyclictest963143-21kworker/3:012:14:163
892848995045,3cyclictest931173-21kworker/2:009:18:462
892848995045,3cyclictest1488897-1kworker/2:2H10:27:452
892848995045,3cyclictest1488897-1kworker/2:2H08:05:172
892847995032,17cyclictest1106005-21kworker/1:312:25:001
892846995045,3cyclictest3912593-1kworker/0:2H11:09:200
892846995045,3cyclictest3912593-1kworker/0:2H09:45:140
892846995045,3cyclictest3912593-1kworker/0:2H09:19:340
892846995044,4cyclictest913939-21kworker/0:108:14:520
892846995043,4cyclictest3912593-1kworker/0:2H08:25:140
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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