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2026-03-12 - 12:22
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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 Thu Mar 12, 2026 00:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
43725799272,21cyclictest681424-21apt-get23:10:113
43725799272,21cyclictest681424-21apt-get23:10:113
43725799272,21cyclictest452603-21apt-get19:25:133
43725799272,20cyclictest767845-21apt-get00:35:123
43725799262,20cyclictest625310-21apt-get22:15:113
43725599261,21cyclictest711726-21apt-get23:40:122
43725599260,23cyclictest635172-21awk22:25:002
437250992621,3cyclictest655752-21apt-get22:45:121
43725799251,2cyclictest0-21swapper/320:00:143
43725799251,22cyclictest554327-21cron21:05:003
43725799251,22cyclictest0-21swapper/300:15:123
43725799251,21cyclictest580339-21/usr/sbin/munin21:30:153
43725799251,20cyclictest671317-21apt-get23:00:103
43725599250,23cyclictest0-21swapper/221:05:132
43725599250,22cyclictest0-21swapper/219:50:112
43725099251,20cyclictest701640-21apt-get23:30:101
437247992517,6cyclictest261-21systemd-journal21:20:000
43724799251,21cyclictest487978-21apt-get20:00:130
437257992419,3cyclictest742146-21apt-get00:10:113
43725799241,2cyclictest0-21swapper/321:40:133
43725799241,20cyclictest0-21swapper/322:05:113
43725799241,19cyclictest0-21swapper/319:50:113
43725799241,19cyclictest0-21swapper/319:35:093
43725799240,21cyclictest757037-21awk00:25:003
43725799240,21cyclictest0-21swapper/322:30:103
43725799240,21cyclictest0-21swapper/319:45:123
43725599241,21cyclictest615248-21apt-get22:05:112
43725599241,20cyclictest737091-21apt-get00:05:102
43725599241,20cyclictest574844-21apt-get21:25:112
43725599241,20cyclictest0-21swapper/219:25:122
43725599240,1cyclictest0-21swapper/220:45:112
43725099242,20cyclictest635445-21apt-get22:25:121
437250992420,2cyclictest650652-21apt-get22:40:121
437250992419,2cyclictest584929-21apt-get21:35:111
43725099241,20cyclictest605170-21apt-get21:55:141
43725099241,20cyclictest569792-21apt-get21:20:121
43724799242,2cyclictest539443-21apt-get20:50:120
43724799241,3cyclictest600093-21apt-get21:50:130
43724799241,2cyclictest477893-21apt-get19:50:120
43724799240,23cyclictest757316-21taskset00:25:150
43724799240,23cyclictest554339-21cron21:05:000
437257992319,2cyclictest741025-21ntpq00:05:203
437257992319,2cyclictest487706-21cron19:59:593
437257992319,2cyclictest0-21swapper/320:15:153
43725799230,2cyclictest0-21swapper/300:00:103
43725799230,21cyclictest528936-21taskset20:40:093
43725799230,21cyclictest0-21swapper/322:10:123
43725799230,20cyclictest651135-21irqcore22:40:163
43725799230,20cyclictest0-21swapper/321:05:133
437255992319,2cyclictest523881-21apt-get20:35:122
437255992318,3cyclictest487696-21cron19:59:592
43725599231,2cyclictest569792-21apt-get21:20:112
43725599231,19cyclictest696586-21apt-get23:25:112
43725599231,19cyclictest513705-21apt-get20:25:122
43725599230,20cyclictest0-21swapper/223:00:122
43725599230,20cyclictest0-21swapper/200:15:112
43725599230,1cyclictest0-21swapper/222:45:202
43725599230,1cyclictest0-21swapper/200:25:162
437250992320,1cyclictest686479-21apt-get23:15:121
437250992319,2cyclictest676371-21apt-get23:05:111
437250992318,4cyclictest513680-21munin-node20:25:111
43725099231,2cyclictest437461-21apt-get19:10:111
43725099231,21cyclictest646035-21irqcore22:35:141
43725099231,20cyclictest528933-21apt-get20:40:111
43725099231,20cyclictest452603-21apt-get19:25:131
43725099231,20cyclictest442544-21apt-get19:15:131
43725099231,19cyclictest472840-21apt-get19:45:141
43725099230,21cyclictest762151-21apt-key00:30:011
43725099230,21cyclictest630891-21grep22:20:161
43725099230,21cyclictest301rcuc/121:30:011
43725099230,20cyclictest595060-21apt-get21:45:111
437247992319,3cyclictest499095-21sort20:10:170
437247992319,2cyclictest0-21swapper/020:25:120
437247992319,2cyclictest0-21swapper/020:05:110
437247992318,3cyclictest538787-21apt-config20:50:000
43724799231,3cyclictest645552-21apt-get22:35:100
43724799231,2cyclictest0-21swapper/022:45:120
43724799231,20cyclictest752253-21apt-get00:20:100
43724799230,22cyclictest590489-21irqcore21:40:170
437257992219,2cyclictest0-21swapper/322:55:103
437257992218,3cyclictest523616-21latency_hist20:35:003
437257992218,3cyclictest523616-21latency_hist20:35:003
437257992218,2cyclictest650380-21idleruntime-cro22:40:003
437257992218,2cyclictest0-21swapper/322:00:113
437257992218,2cyclictest0-21swapper/300:30:113
43725799221,1cyclictest0-21swapper/323:40:123
43725799220,2cyclictest0-21swapper/323:50:123
43725799220,2cyclictest0-21swapper/322:45:203
43725799220,20cyclictest635174-21sh22:25:003
43725799220,20cyclictest493052-21apt-get20:05:113
43725799220,20cyclictest0-21swapper/321:35:113
43725799220,1cyclictest0-21swapper/300:25:163
437255992218,2cyclictest762809-21apt-get00:30:112
437255992218,2cyclictest640496-21apt-get22:30:102
437255992218,2cyclictest0-21swapper/223:45:132
43725599221,20cyclictest691532-21apt-get23:20:112
43725599220,2cyclictest261-21systemd-journal00:25:002
43725599220,2cyclictest0-21swapper/200:10:122
43725599220,21cyclictest580340-21runrttasks21:30:152
43725599220,20cyclictest554335-21idleruntime-cro21:05:002
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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