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2026-04-08 - 04:34
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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 Wed Apr 08, 2026 00:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
594332993937,1cyclictest706139-21kworker/3:2+pm21:00:363
594332993823,3cyclictest845455-21/usr/sbin/munin23:15:013
59433299262,20cyclictest630397-21apt-get19:45:123
59432799261,22cyclictest865932-21apt-get23:35:122
59432199262,22cyclictest665875-21apt-get20:20:130
59433299252,3cyclictest794030-21apt-get22:25:123
594327992520,3cyclictest835086-21apt-get23:05:122
59432799251,21cyclictest0-21swapper/222:30:112
59432799250,22cyclictest676492-21ps20:30:162
59432399251,20cyclictest896697-21apt-get00:05:131
59432399250,5cyclictest767507-21cron22:00:001
59432199253,2cyclictest211rcuc/019:35:000
59432199252,21cyclictest855801-21apt-get23:25:130
594321992520,3cyclictest762688-21apt-get21:55:100
594332992420,2cyclictest778816-21apt-get22:10:103
594332992420,2cyclictest742435-21apt-get21:35:123
594332992419,3cyclictest922021-21apt-get00:30:123
594332992419,3cyclictest839961-21awk23:10:003
594332992419,3cyclictest645979-21sed20:00:163
594332992418,4cyclictest722184-21sed21:15:153
59433299241,21cyclictest696225-21apt-get20:50:123
59433299241,20cyclictest0-21swapper/319:40:113
59433299241,20cyclictest0-21swapper/319:25:123
59433299240,22cyclictest1-21systemd20:00:003
59433299240,20cyclictest0-21swapper/320:40:113
59432799241,21cyclictest804190-21apt-get22:35:122
59432799240,4cyclictest711230-21cron21:04:592
59432799240,22cyclictest594524-21chrt19:10:122
59432799240,21cyclictest0-21swapper/200:10:112
594323992420,2cyclictest819847-21apt-get22:50:111
594323992419,2cyclictest799098-21apt-get22:30:111
59432399241,21cyclictest927102-21apt-get00:35:141
59432399241,20cyclictest916967-21apt-get00:25:131
59432399241,20cyclictest916967-21apt-get00:25:131
59432399241,20cyclictest599599-21apt-get19:15:121
59432399241,20cyclictest599599-21apt-get19:15:111
59432399241,19cyclictest870986-21apt-get23:40:121
59432199242,20cyclictest686117-21apt-get20:40:120
594321992420,2cyclictest721684-21apt-get21:15:100
594321992419,3cyclictest625320-21apt-get19:40:110
594321992419,3cyclictest261-21systemd-journal19:30:000
594332992320,2cyclictest911666-21idleruntime-cro00:20:013
594332992319,2cyclictest0-21swapper/320:20:183
594332992318,2cyclictest0-21swapper/319:15:123
594332992318,2cyclictest0-21swapper/319:15:113
59433299231,2cyclictest814779-21apt-get22:45:123
59433299231,2cyclictest731849-21apt-get21:25:123
59433299231,2cyclictest604655-21apt-get19:20:123
59433299231,2cyclictest0-21swapper/320:25:123
59433299231,20cyclictest0-21swapper/323:20:123
59433299231,19cyclictest0-21swapper/300:00:133
59433299230,20cyclictest0-21swapper/323:30:103
59433299230,20cyclictest0-21swapper/320:10:123
594327992320,2cyclictest0-21swapper/221:25:002
594327992319,3cyclictest703537-21kthreadcore20:55:192
594327992319,2cyclictest0-21swapper/222:40:122
594327992319,2cyclictest0-21swapper/220:35:112
594327992319,2cyclictest0-21swapper/220:20:122
59432799231,2cyclictest850768-21apt-get23:20:122
59432799231,20cyclictest0-21swapper/223:55:122
59432799230,4cyclictest767512-21idleruntime-cro21:59:592
59432799230,21cyclictest793792-21unin-run22:25:002
59432799230,20cyclictest0-21swapper/223:15:122
59432799230,20cyclictest0-21swapper/222:05:122
59432399231,2cyclictest711497-21apt-get21:05:121
59432399231,2cyclictest655761-21apt-get20:10:111
59432399230,4cyclictest916697-21idleruntime-cro00:25:001
59432199231,2cyclictest799589-21sort22:30:160
59432199231,21cyclictest814779-21apt-get22:45:120
59432199230,3cyclictest701025-21cron20:55:000
594332992220,1cyclictest0-21swapper/322:05:113
594332992219,2cyclictest0-21swapper/323:25:343
594332992219,2cyclictest0-21swapper/321:50:183
594332992219,2cyclictest0-21swapper/321:50:183
594332992219,1cyclictest0-21swapper/300:10:113
594332992218,3cyclictest261-21systemd-journal00:00:003
594332992218,2cyclictest0-21swapper/322:40:123
594332992217,3cyclictest787772-21ntpq22:15:193
59433299221,2cyclictest650707-21apt-get20:05:123
59433299221,2cyclictest0-21swapper/319:50:113
59433299220,3cyclictest870706-21cron23:40:003
59433299220,3cyclictest767546-21true22:00:003
59433299220,20cyclictest0-21swapper/320:35:123
59433299220,19cyclictest0-21swapper/321:40:113
594327992219,2cyclictest0-21swapper/221:50:102
594327992219,2cyclictest0-21swapper/221:50:102
594327992219,1cyclictest0-21swapper/219:50:112
594327992218,3cyclictest0-21swapper/221:25:122
594327992218,2cyclictest752295-21munin-run21:45:002
594327992217,3cyclictest0-21swapper/200:20:102
59432799220,2cyclictest649577-21ntpq20:00:222
59432799220,20cyclictest788681-21cron22:20:002
59432799220,20cyclictest0-21swapper/221:45:102
59432799220,19cyclictest0-21swapper/219:25:122
594323992218,2cyclictest845714-21taskset23:15:121
594323992218,2cyclictest609733-21apt-get19:25:121
59432399220,3cyclictest711228-21cron21:04:591
59432399220,20cyclictest0-21swapper/120:55:141
59432399220,19cyclictest788684-21cron22:20:001
59432399220,19cyclictest0-21swapper/123:35:121
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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