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2026-04-13 - 09:50
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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 Mon Apr 13, 2026 00:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
359663699282,22cyclictest3881205-21apt-get23:50:143
359663699272,22cyclictest3713397-21apt-get21:05:133
359663699271,5cyclictest3824927-21sh22:55:013
359663699261,23cyclictest3927133-21apt-get00:35:123
359663699261,22cyclictest0-21swapper/300:30:143
359663699261,21cyclictest0-21swapper/322:20:123
359663499261,22cyclictest3830255-21apt-get23:00:122
359663499261,21cyclictest3607255-21apt-get19:20:112
359663699251,21cyclictest0-21swapper/321:50:143
359663699251,21cyclictest0-21swapper/300:20:133
359663699251,21cyclictest0-21swapper/300:00:133
359663499251,22cyclictest3687879-21cron20:40:002
3596636992421,2cyclictest3617363-21apt-get19:30:113
3596636992419,3cyclictest0-21swapper/322:40:123
359663699241,21cyclictest3636526-21ntpq19:45:243
359663699241,20cyclictest0-21swapper/322:35:123
359663699240,22cyclictest3687876-21awk20:40:003
3596634992420,2cyclictest3749325-21apt-get21:40:112
3596634992419,3cyclictest3647692-21apt-get20:00:132
359663499241,21cyclictest3820171-21apt-get22:50:152
359663499241,21cyclictest3693202-21apt-get20:45:132
359663499241,20cyclictest3911588-21apt-get00:20:142
359663499241,1cyclictest0-21swapper/221:20:132
3596629992421,1cyclictest3886236-21apt-get23:55:121
3596629992420,2cyclictest3881205-21apt-get23:50:141
3596629992420,2cyclictest3764469-21apt-get21:55:121
3596629992420,2cyclictest3718478-21apt-get21:10:121
359662999241,20cyclictest3825200-21apt-get22:55:111
359662999241,20cyclictest3627495-21apt-get19:40:101
359662499242,2cyclictest3860985-21apt-get23:30:120
359662499242,2cyclictest3860985-21apt-get23:30:120
3596624992421,2cyclictest3672989-21apt-get20:25:120
359662499241,22cyclictest3738922-21grep21:30:000
359662499241,21cyclictest3678042-21apt-get20:30:120
3596636992319,3cyclictest0-21swapper/319:55:113
3596636992319,2cyclictest64-21kcompactd019:24:153
3596636992319,1cyclictest0-21swapper/320:15:133
359663699231,3cyclictest0-21swapper/321:20:133
359663699231,2cyclictest0-21swapper/323:15:153
359663699231,21cyclictest0-21swapper/320:25:113
359663699231,20cyclictest0-21swapper/322:45:123
3596634992319,3cyclictest3804912-21apt-get22:35:132
359663499231,2cyclictest3597170-21apt-get19:10:122
359663499230,20cyclictest0-21swapper/223:15:152
359663499230,20cyclictest0-21swapper/223:10:122
359663499230,20cyclictest0-21swapper/200:35:132
359663499230,20cyclictest0-21swapper/200:30:132
359663499230,19cyclictest0-21swapper/222:05:112
359662999233,19cyclictest0-21swapper/119:50:001
3596629992319,2cyclictest3809967-21apt-get22:40:131
359662999231,19cyclictest3845399-21apt-get23:15:151
359662999230,20cyclictest3647695-21seq20:00:131
3596624992319,2cyclictest3662901-21apt-get20:15:110
3596636992219,2cyclictest3775501-21kthreadcore22:05:173
3596636992219,1cyclictest3855953-21apt-get23:25:113
3596636992218,2cyclictest3785198-21grep22:15:163
3596636992218,2cyclictest0-21swapper/319:40:103
3596636992218,2cyclictest0-21swapper/319:15:123
3596636992217,3cyclictest3642370-21idleruntime-cro19:55:003
359663699221,2cyclictest3866018-21apt-get23:35:113
359663699221,2cyclictest0-21swapper/320:45:133
359663699221,20cyclictest0-21swapper/320:05:123
359663699221,1cyclictest0-21swapper/323:00:123
359663699220,2cyclictest0-21swapper/320:30:143
359663699220,21cyclictest0-21swapper/323:55:113
359663699220,21cyclictest0-21swapper/323:10:123
3596634992218,3cyclictest0-21swapper/219:30:112
3596634992217,2cyclictest0-21swapper/219:55:112
359663499221,2cyclictest3917042-21apt-get00:25:122
359663499221,19cyclictest0-21swapper/220:30:142
359663499220,19cyclictest0-21swapper/223:55:112
359663499220,19cyclictest0-21swapper/220:25:122
3596629992219,2cyclictest3735950-21sshd21:25:171
359662999220,20cyclictest3835777-21tr23:05:171
359662999220,1cyclictest0-21swapper/123:30:121
359662999220,1cyclictest0-21swapper/123:30:121
359662999220,19cyclictest0-21swapper/123:35:121
3596624992219,2cyclictest61650irq/133-enp0s29f1:rx-000:38:260
3596624992219,2cyclictest3729062-21apt-get21:20:130
3596624992219,2cyclictest0-21swapper/023:30:010
3596624992217,4cyclictest3718206-21sh21:09:590
359662499221,20cyclictest3784709-21apt-get22:15:110
359662499221,20cyclictest3693202-21apt-get20:45:110
359662499221,20cyclictest261-21systemd-journal21:40:000
359662499220,2cyclictest261-21systemd-journal19:45:000
3596636992118,2cyclictest0-21swapper/323:45:323
3596636992118,2cyclictest0-21swapper/300:25:133
359663699210,1cyclictest0-21swapper/323:20:223
3596634992119,1cyclictest0-21swapper/223:22:252
3596634992119,1cyclictest0-21swapper/219:53:492
3596634992118,2cyclictest391rcuc/222:30:152
3596634992117,2cyclictest3728787-21idleruntime-cro21:20:002
3596634992117,2cyclictest0-21swapper/222:40:122
3596634992116,3cyclictest3785192-21irqcore22:15:162
359663499210,2cyclictest3861469-21ps23:30:172
359663499210,2cyclictest3861469-21ps23:30:162
359663499210,20cyclictest0-21swapper/221:05:132
359663499210,20cyclictest0-21swapper/200:00:122
359663499210,1cyclictest3667935-21apt-get20:20:132
359663499210,19cyclictest0-21swapper/223:50:132
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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