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2026-07-29 - 19:31
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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 Wed Jul 29, 2026 12:46:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
88199525230,7sleep7621rcuc/707:10:017
88159124160,4sleep228-21ksoftirqd/207:05:292
88141323810,12sleep1211ksoftirqd/107:05:271
88218099380379,1cyclictest928170-21kworker/1:110:42:021
88218099380379,1cyclictest928170-21kworker/1:110:04:021
88218099380379,1cyclictest928170-21kworker/1:109:42:021
88218099380379,1cyclictest1175984-21kworker/1:208:18:031
88218099380378,1cyclictest928170-21kworker/1:108:44:021
88218099380378,1cyclictest1175984-21kworker/1:208:08:031
88218099380378,1cyclictest1018457-21kworker/1:211:47:021
88218099380378,1cyclictest1018457-21kworker/1:211:43:021
88218099379378,1cyclictest1175984-21kworker/1:207:28:021
88221199356355,1cyclictest879049-21kworker/5:109:19:035
88219899353351,1cyclictest0-21swapper/307:21:023
88219899349348,1cyclictest0-21swapper/310:08:023
88219899349348,1cyclictest0-21swapper/310:08:023
88218099345344,1cyclictest0-21swapper/109:19:021
88221199340339,1cyclictest1009424-21kworker/5:012:09:025
88219899335334,1cyclictest885211-21kworker/3:111:15:023
88219899332331,1cyclictest0-21swapper/310:40:023
88219899330329,1cyclictest885211-21kworker/3:108:27:023
88219899330328,1cyclictest885211-21kworker/3:109:01:023
88222699329327,2cyclictest1146403-21kworker/7:307:21:027
88218099329328,1cyclictest0-21swapper/112:09:021
88219899327326,1cyclictest885211-21kworker/3:109:57:023
88222699326325,1cyclictest949254-21kworker/7:110:08:037
88222699326325,1cyclictest949254-21kworker/7:110:08:027
88219899319318,1cyclictest885211-21kworker/3:110:52:023
88219899318317,1cyclictest885211-21kworker/3:107:50:023
88219899317314,2cyclictest885211-21kworker/3:107:42:023
88219899316314,1cyclictest0-21swapper/308:10:023
88219899315313,1cyclictest885211-21kworker/3:109:25:023
88219899314313,1cyclictest847126-21kworker/3:007:10:023
88219899314313,1cyclictest847126-21kworker/3:007:10:023
88219899314313,1cyclictest0-21swapper/312:05:023
88219899314313,1cyclictest0-21swapper/311:30:023
88219899314313,1cyclictest0-21swapper/311:30:023
88219899314313,1cyclictest0-21swapper/311:20:033
88219899313312,1cyclictest885211-21kworker/3:109:36:023
88219899312311,1cyclictest885211-21kworker/3:112:29:023
88219899312311,1cyclictest885211-21kworker/3:111:04:023
88219899312311,1cyclictest0-21swapper/308:30:023
88219899312311,1cyclictest0-21swapper/308:03:023
88219899312311,1cyclictest0-21swapper/307:15:023
88219899312310,1cyclictest885211-21kworker/3:109:50:023
88219899312310,1cyclictest885211-21kworker/3:109:40:033
88222699311310,1cyclictest0-21swapper/711:15:027
88219899311310,1cyclictest0-21swapper/310:25:033
88219899311310,1cyclictest0-21swapper/310:10:023
88219899311309,1cyclictest0-21swapper/312:33:023
88219899311309,1cyclictest0-21swapper/310:02:023
88219899310309,1cyclictest885211-21kworker/3:110:21:023
88219899310309,1cyclictest0-21swapper/310:55:023
88219899310308,1cyclictest885211-21kworker/3:109:15:023
88219899310308,1cyclictest0-21swapper/312:17:023
88219899310308,1cyclictest0-21swapper/311:12:023
88219899310308,1cyclictest0-21swapper/308:16:023
88219899309308,1cyclictest885211-21kworker/3:109:46:023
88219899309308,1cyclictest885211-21kworker/3:109:12:023
88219899309308,1cyclictest885211-21kworker/3:108:24:023
88219899309308,1cyclictest0-21swapper/312:38:023
88219899309308,1cyclictest0-21swapper/311:46:023
88219899309308,1cyclictest0-21swapper/307:58:023
88219899309308,1cyclictest0-21swapper/307:33:023
88219899309307,1cyclictest0-21swapper/308:58:023
88222699308307,1cyclictest949254-21kworker/7:110:40:027
88222699308306,1cyclictest63-21ksoftirqd/708:27:027
88219899308307,1cyclictest885211-21kworker/3:112:22:023
88219899308307,1cyclictest885211-21kworker/3:112:04:023
88219899308307,1cyclictest885211-21kworker/3:107:39:023
88219899308307,1cyclictest0-21swapper/311:42:023
88219899308307,1cyclictest0-21swapper/309:32:023
88219899308306,1cyclictest885211-21kworker/3:111:08:023
88219899308306,1cyclictest0-21swapper/311:26:023
88219899308306,1cyclictest0-21swapper/309:07:023
88222699307305,1cyclictest0-21swapper/709:01:027
88219899307305,1cyclictest885211-21kworker/3:110:37:023
88219899307305,1cyclictest885211-21kworker/3:110:16:033
88219899307305,1cyclictest0-21swapper/312:14:023
88219899307305,1cyclictest0-21swapper/308:47:033
88219899306305,1cyclictest885211-21kworker/3:109:21:023
88222699305303,1cyclictest0-21swapper/709:57:037
88222699296295,1cyclictest0-21swapper/710:52:027
88222699294293,1cyclictest0-21swapper/707:50:027
88222699292290,1cyclictest0-21swapper/707:42:037
88222699291290,1cyclictest898060-21kworker/7:008:10:027
88222699291290,1cyclictest0-21swapper/707:10:037
88222699291290,1cyclictest0-21swapper/707:10:027
88222699290289,1cyclictest949254-21kworker/7:111:20:027
88222699290289,1cyclictest1036501-21kworker/7:212:05:027
88222699290289,1cyclictest1036501-21kworker/7:211:30:027
88222699290289,1cyclictest1036501-21kworker/7:211:30:027
88222699290289,1cyclictest0-21swapper/709:36:027
88222699290289,1cyclictest0-21swapper/709:25:027
88222699290288,1cyclictest0-21swapper/712:29:027
88222699289288,1cyclictest0-21swapper/711:04:027
88222699289287,1cyclictest1146403-21kworker/7:307:15:037
88222699288287,1cyclictest898060-21kworker/7:008:30:027
88222699288287,1cyclictest898060-21kworker/7:008:03:027
88222699288286,1cyclictest949254-21kworker/7:110:25:027
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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