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2026-05-02 - 10:18
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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 100 highest latencies:
System rackeslot4.osadl.org (updated Sat May 02, 2026 00:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
414612499271,23cyclictest261-21systemd-journal20:44:590
414613499261,21cyclictest114880-21apt-get21:50:113
414613499261,21cyclictest114880-21apt-get21:50:113
414612999260,23cyclictest109829-21runrttasks21:45:101
414613499251,21cyclictest272511-21apt-get00:25:113
414613499250,20cyclictest262400-21apt-get00:15:143
414613199252,20cyclictest211370-21apt-get23:25:122
4146131992521,3cyclictest114629-21idleruntime-cro21:50:012
414613199251,20cyclictest38395-21apt-get20:35:102
414612999252,21cyclictest186092-21apt-get23:00:141
414612999251,21cyclictest267459-21apt-get00:20:131
414612999251,21cyclictest251895-21apt-get00:05:181
414612999251,20cyclictest4151419-21apt-get19:15:111
414612999251,20cyclictest4151419-21apt-get19:15:111
414612999250,23cyclictest206063-21idleruntime-cro23:20:001
414612999250,21cyclictest0-21swapper/120:50:101
4146124992520,3cyclictest74300-21apt-get21:10:110
414612499251,22cyclictest69243-21apt-get21:05:110
414612499251,22cyclictest28311-21apt-get20:25:120
414612499251,20cyclictest0-21swapper/000:34:040
414612499251,20cyclictest0-21swapper/000:34:040
414613499241,21cyclictest37236-21ntpq20:30:193
414613499241,20cyclictest4166563-21apt-get19:30:113
414613499241,20cyclictest4146345-21apt-get19:10:123
414613199241,20cyclictest0-21swapper/200:30:112
414613199241,20cyclictest0-21swapper/200:30:112
414612999241,3cyclictest226560-21apt-get23:40:111
414612999241,21cyclictest4156975-21grep19:20:131
414612999241,21cyclictest180778-21cron22:55:001
414612999241,21cyclictest0-21swapper/123:20:121
414612999241,20cyclictest236692-21apt-get23:50:111
414612999241,20cyclictest0-21swapper/122:30:111
414612999240,23cyclictest69732-21tr21:05:151
414612999240,22cyclictest63887-21cron21:00:001
414612999240,22cyclictest38886-21irqcore20:35:141
414612999240,20cyclictest0-21swapper/121:00:121
414612499242,2cyclictest191165-21apt-get23:05:090
414612499242,2cyclictest13144-21apt-get20:10:110
4146124992420,2cyclictest79380-21apt-get21:15:120
4146124992420,2cyclictest175999-21apt-get22:50:090
414612499241,21cyclictest261-21systemd-journal22:15:000
4146134992319,2cyclictest28054-21idleruntime-cro20:25:003
4146131992319,3cyclictest261-21systemd-journal21:05:012
4146131992319,2cyclictest89563-21apt-get21:25:112
414613199231,19cyclictest0-21swapper/223:10:102
414613199230,20cyclictest0-21swapper/223:55:122
414613199230,20cyclictest0-21swapper/222:15:112
414613199230,19cyclictest0-21swapper/219:35:112
414612999231,2cyclictest4191905-21apt-get19:55:111
414612999231,2cyclictest0-21swapper/121:35:101
414612999231,2cyclictest0-21swapper/120:30:151
414612999230,3cyclictest4151153-21basename19:15:001
414612999230,3cyclictest0-21swapper/122:05:111
414612999230,21cyclictest145332-21cron22:20:011
414612999230,21cyclictest135984-21ps22:10:171
414612499232,2cyclictest140551-21apt-get22:15:120
4146124992319,2cyclictest4186829-21apt-get19:50:120
4146124992319,2cyclictest23257-21apt-get20:20:110
414612499231,2cyclictest221503-21apt-get23:35:110
414612499231,2cyclictest0-21swapper/020:15:110
414612499231,20cyclictest64166-21apt-get21:00:120
414612499231,20cyclictest170922-21apt-get22:45:110
414612499231,20cyclictest0-21swapper/022:00:120
414612499230,3cyclictest231357-21cron23:44:590
414612499230,21cyclictest272238-21cron00:25:000
414612499230,21cyclictest246807-21apt-get00:00:120
4146134992218,2cyclictest196199-21apt-get23:10:103
4146134992218,2cyclictest0-21swapper/300:10:003
4146134992218,1cyclictest0-21swapper/300:00:123
4146134992215,5cyclictest4191909-21runrttasks19:55:113
414613499221,2cyclictest54055-21apt-get20:50:103
414613499221,2cyclictest175999-21apt-get22:50:093
414613499221,20cyclictest0-21swapper/322:35:153
414613499220,21cyclictest104502-21awk21:40:003
414613499220,20cyclictest4187324-21ps19:50:163
414613499220,20cyclictest261-21systemd-journal22:35:003
414613199220,21cyclictest4180742-21ps19:40:212
414613199220,20cyclictest150389-21cron22:25:002
414613199220,20cyclictest0-21swapper/200:00:122
414613199220,19cyclictest0-21swapper/222:10:122
414613199220,19cyclictest0-21swapper/220:25:122
414613199220,19cyclictest0-21swapper/219:55:112
414613199220,19cyclictest0-21swapper/219:30:112
414613199220,19cyclictest0-21swapper/219:20:092
4146129992219,1cyclictest98490-21grep21:30:201
4146129992218,2cyclictest129960-21apt-config22:05:011
4146129992218,2cyclictest0-21swapper/122:40:111
414612999221,3cyclictest4187312-21ps19:50:161
414612999221,2cyclictest105250-21tr21:40:151
414612999221,20cyclictest0-21swapper/120:05:121
414612999220,2cyclictest0-21swapper/123:10:101
414612999220,21cyclictest0-21swapper/123:45:131
414612999220,20cyclictest0-21swapper/121:10:101
414612999220,20cyclictest0-21swapper/119:30:111
414612999220,19cyclictest0-21swapper/100:25:151
4146124992219,2cyclictest59110-21apt-get20:55:110
4146124992219,2cyclictest185813-21cron23:00:000
4146124992219,2cyclictest0-21swapper/023:10:180
4146124992218,2cyclictest257342-21apt-get00:10:110
414612499221,20cyclictest4181773-21apt-get19:45:110
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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