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2026-09-14 - 22:26
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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 100 highest latencies:
System rackeslot4.osadl.org (updated Mon Sep 14, 2026 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
267867699252,21cyclictest2831801-21apt-get09:40:123
267867699251,3cyclictest2912843-21cron11:00:003
267867699251,22cyclictest0-21swapper/308:35:123
267867699251,21cyclictest0-21swapper/308:20:113
267867699251,20cyclictest2867342-21apt-get10:15:123
267867699250,22cyclictest2856901-21cron10:05:013
267867199251,21cyclictest2938993-21apt-get11:25:102
267867199251,21cyclictest2918192-21apt-get11:05:122
267867199251,20cyclictest2688988-21apt-get07:20:122
267866999251,20cyclictest2785592-21apt-get08:55:101
267866699252,22cyclictest2745024-21apt-get08:15:130
2678676992420,2cyclictest0-21swapper/311:15:003
267867699241,3cyclictest2841944-21apt-get09:50:113
267867699241,2cyclictest2892769-21apt-get10:40:123
267867699241,21cyclictest2979440-21apt-get12:05:113
267867699241,20cyclictest2734858-21apt-get08:05:123
267867699241,20cyclictest2694059-21apt-get07:25:123
267867699241,20cyclictest0-21swapper/309:20:133
267867699241,20cyclictest0-21swapper/307:10:123
267867699241,19cyclictest0-21swapper/310:05:123
267867699240,4cyclictest2994450-21idleruntime-cro12:20:003
267867699240,4cyclictest2816984-21tr09:25:173
267867699240,4cyclictest2816984-21tr09:25:163
267867699240,21cyclictest0-21swapper/311:50:113
267867699240,20cyclictest0-21swapper/307:50:113
267867699240,20cyclictest0-21swapper/307:45:123
267867199241,3cyclictest2790687-21apt-get09:00:122
267867199241,20cyclictest2719576-21apt-get07:50:122
267867199241,20cyclictest0-21swapper/212:20:122
267867199240,22cyclictest2702794-21cut07:30:182
267866999242,3cyclictest2892769-21apt-get10:40:101
267866999241,20cyclictest2923262-21apt-get11:10:101
267866999241,20cyclictest2847040-21apt-get09:55:131
267866999240,20cyclictest2795770-21apt-get09:05:141
267866699242,19cyclictest2709368-21apt-get07:40:130
2678666992420,2cyclictest2729764-21apt-get08:00:120
267866699241,2cyclictest2759113-21ntpq08:25:210
267866699241,20cyclictest2902972-21apt-get10:50:110
267866699240,4cyclictest2857678-21ps10:05:170
267866699240,21cyclictest2989606-21apt-get12:15:130
267867699231,2cyclictest2923005-21basename11:09:593
267867699231,2cyclictest0-21swapper/310:25:133
267867699231,2cyclictest0-21swapper/308:40:103
267867699231,20cyclictest0-21swapper/309:10:123
267867699231,19cyclictest0-21swapper/308:15:143
267867699230,3cyclictest2790410-21cron08:59:593
267867699230,2cyclictest2989328-21ls12:15:003
267867699230,21cyclictest481rcuc/310:15:013
267867699230,20cyclictest0-21swapper/309:35:123
2678671992319,2cyclictest2877510-21apt-get10:25:112
267867199231,2cyclictest2811424-21apt-get09:20:132
267867199231,2cyclictest2775451-21apt-get08:45:112
267867199230,21cyclictest2948827-21cron11:35:002
267867199230,21cyclictest2719309-21cron07:50:012
267867199230,20cyclictest0-21swapper/211:40:122
267867199230,20cyclictest0-21swapper/210:20:102
267867199230,20cyclictest0-21swapper/209:35:122
267867199230,20cyclictest0-21swapper/208:40:112
267866999231,3cyclictest3777322-21systemd-journal07:55:001
267866999231,19cyclictest2994700-21apt-get12:20:121
267866999230,2cyclictest2857682-21sed10:05:161
267866999230,21cyclictest2754867-21cron08:25:001
267866999230,20cyclictest0-21swapper/112:25:111
267866999230,20cyclictest0-21swapper/108:15:131
2678666992320,2cyclictest2816493-21apt-get09:25:120
2678666992320,2cyclictest2816493-21apt-get09:25:120
2678666992320,2cyclictest2801267-21apt-get09:10:110
267866699231,2cyclictest2984510-21apt-get12:10:090
267866699231,21cyclictest3777322-21systemd-journal08:25:000
267866699231,21cyclictest2780521-21apt-get08:50:120
267866699231,20cyclictest2944040-21apt-get11:30:120
2678676992219,2cyclictest2959204-21apt-get11:45:123
2678676992219,2cyclictest2806325-21apt-get09:15:113
2678676992219,1cyclictest2683913-21/usr/sbin/munin07:15:153
2678676992219,1cyclictest0-21swapper/311:30:123
2678676992219,1cyclictest0-21swapper/308:25:123
2678676992218,2cyclictest2872438-21apt-get10:20:113
2678676992218,2cyclictest0-21swapper/312:30:143
267867699221,2cyclictest0-21swapper/307:20:113
267867699221,20cyclictest2760236-21apt-get08:30:123
267867699221,20cyclictest0-21swapper/309:55:593
267867699221,1cyclictest0-21swapper/311:40:133
267867699220,2cyclictest0-21swapper/310:35:133
2678671992218,2cyclictest2852596-21irqcore10:00:152
2678671992218,2cyclictest0-21swapper/210:35:132
267867199220,21cyclictest0-21swapper/207:15:132
267867199220,20cyclictest3777322-21systemd-journal08:05:012
267867199220,20cyclictest2990111-21sed12:15:172
267867199220,19cyclictest0-21swapper/211:35:132
267867199220,19cyclictest0-21swapper/210:30:112
2678669992219,1cyclictest2887678-21apt-get10:35:141
267866999221,20cyclictest2872438-21apt-get10:20:111
267866999221,19cyclictest2846761-21sh09:55:001
267866999220,20cyclictest0-21swapper/108:00:121
267866999220,19cyclictest0-21swapper/112:10:091
267866999220,19cyclictest0-21swapper/109:30:121
2678666992220,1cyclictest2882601-21apt-get10:30:110
2678666992219,2cyclictest2959213-21sshd11:45:120
2678666992218,2cyclictest2852106-21apt-get10:00:110
267866699221,2cyclictest2999776-21apt-get12:25:110
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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