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2026-04-19 - 16:26
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Data to construct the above plot have been generated using the RT test utility cyclictest.

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 50 highest latencies:
System rackeslot4.osadl.org (updated Sun Apr 19, 2026 12:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
870405994842,4cyclictest1059620-21fwupd10:13:553
870402993430,2cyclictest0-21swapper/210:30:172
870405993019,9cyclictest987658-21apt-key09:05:003
87040599301,27cyclictest1177213-21apt-get12:10:123
87040599294,13cyclictest1109509-21cut11:00:173
87040599280,27cyclictest0-21swapper/311:20:003
87040599280,26cyclictest0-21swapper/309:50:113
87040599280,25cyclictest1136955-21ps11:30:173
87040599271,23cyclictest1146609-21apt-get11:40:113
87040599271,22cyclictest900985-21apt-get07:40:133
87040599270,26cyclictest1082515-21sed10:35:183
87040599270,26cyclictest0-21swapper/308:20:163
87040599270,24cyclictest0-21swapper/310:15:123
870402992723,2cyclictest0-21swapper/208:35:172
87040299271,6cyclictest1003607-21cron09:20:002
87040299271,22cyclictest1121228-21apt-get11:15:132
870405992617,8cyclictest1100286-21turbostat10:55:003
87040599261,5cyclictest1135329-21ntpq11:25:223
87040599261,21cyclictest0-21swapper/309:15:123
87040599260,24cyclictest0-21swapper/308:25:113
87040599260,23cyclictest0-21swapper/310:06:423
87040599260,12cyclictest1013881-21sed09:30:013
87040299262,21cyclictest1172140-21apt-get12:05:122
87040299261,21cyclictest967188-21apt-get08:45:142
87040599251,3cyclictest921717-21ps08:00:163
87040599251,21cyclictest1029602-21apt-get09:45:133
870402992520,3cyclictest941471-21apt-get08:20:122
87040299251,21cyclictest1187307-21apt-get12:20:122
87040299251,21cyclictest1019070-21apt-get09:35:122
87040299251,21cyclictest0-21swapper/208:15:152
87040299251,20cyclictest0-21swapper/208:25:112
87040099251,21cyclictest1136460-21apt-get11:30:121
870405992419,4cyclictest1170955-21ntpq12:00:213
870405992419,3cyclictest509-21systemd-logind08:50:003
870405992419,3cyclictest1105394-21unin-run11:00:003
870405992418,4cyclictest1014517-21grep09:30:173
87040599241,20cyclictest0-21swapper/309:35:113
87040599241,20cyclictest0-21swapper/308:15:123
87040599240,23cyclictest0-21swapper/310:43:483
870402992420,2cyclictest1151680-21apt-get11:45:122
87040299241,3cyclictest926268-21apt-get08:05:142
87040299241,22cyclictest1054666-21idleruntime-cro10:10:002
87040299241,20cyclictest1146609-21apt-get11:40:112
87040299241,20cyclictest0-21swapper/211:00:112
87040099242,2cyclictest1100551-21apt-get10:55:101
87040099242,21cyclictest936414-21apt-get08:15:121
87039599241,3cyclictest890876-21apt-get07:30:110
87039599241,20cyclictest1156794-21apt-get11:50:120
87039599241,20cyclictest0-21swapper/011:30:120
87040599234,8cyclictest1091361-21kthreadcore10:45:173
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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