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2026-08-08 - 08:54
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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 Aug 08, 2026 00:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
350120499351,31cyclictest3813760-21apt-get00:15:120
350120499351,31cyclictest3813760-21apt-get00:15:120
350120499301,21cyclictest0-21swapper/020:15:130
350120499301,20cyclictest3808004-21sh00:10:000
350120499300,2cyclictest3741955-21cron23:05:010
350121399271,24cyclictest0-21swapper/300:15:123
350121399271,24cyclictest0-21swapper/300:15:123
350121399270,1cyclictest3741958-21ls23:05:013
3501204992719,7cyclictest0-21swapper/020:30:110
3501204992717,9cyclictest3707081-21ps22:30:160
350120499271,25cyclictest0-21swapper/023:10:100
350120499270,1cyclictest0-21swapper/020:45:120
3501213992617,7cyclictest0-21swapper/320:30:123
3501213992616,9cyclictest3700786-21unixbench_multi22:20:253
350121399261,2cyclictest3614377-21apt-get21:00:133
350121399260,22cyclictest0-21swapper/320:00:113
350121399260,18cyclictest3599142-21apt20:45:133
350121099261,22cyclictest3650315-21apt-get21:35:132
350121099261,21cyclictest3665565-21apt-get21:50:112
350121099261,21cyclictest3655435-21chrt21:40:122
350121099261,21cyclictest3655435-21chrt21:40:112
350120799261,21cyclictest3512033-21apt-get19:20:121
3501204992620,5cyclictest3787982-21apt-get23:50:110
350120499261,3cyclictest3798156-21apt-get00:00:130
350120499260,25cyclictest0-21swapper/021:35:220
350120499260,25cyclictest0-21swapper/021:00:120
350120499260,20cyclictest0-21swapper/020:00:100
350121399252,21cyclictest3558149-21apt-get20:05:123
3501213992519,5cyclictest3654299-21ntpq21:35:223
3501213992519,4cyclictest3747321-21apt-get23:10:113
3501213992516,7cyclictest0-21swapper/323:50:113
350121399250,19cyclictest0-21swapper/320:15:143
350121099251,4cyclictest3517617-21irqcore19:25:152
350121099251,22cyclictest3526711-21taskset19:31:372
350121099251,21cyclictest3527261-21apt-get19:35:132
350121099251,20cyclictest0-21swapper/223:25:112
350120799252,2cyclictest3624961-21apt-get21:10:111
3501207992520,3cyclictest3834041-21apt-get00:35:141
3501207992520,3cyclictest3645218-21apt-get21:30:121
350120799251,3cyclictest3583638-21cron20:30:001
350120799251,20cyclictest3823919-21apt-get00:25:111
3501204992521,3cyclictest3537402-21apt-get19:45:120
3501204992519,5cyclictest2875-21cron00:00:010
3501204992517,6cyclictest3639001-21ntpq21:20:210
3501204992513,11cyclictest3696975-21cut22:20:180
350120499251,2cyclictest3757487-21apt-get23:20:110
350120499251,22cyclictest3588987-21apt-get20:35:130
350120499250,21cyclictest3604218-21sshd20:50:120
3501213992420,2cyclictest3716765-21apt-get22:40:113
350121399241,20cyclictest3563215-21apt-get20:10:113
350121399241,1cyclictest64-21kcompactd000:08:283
350121399240,21cyclictest0-21swapper/300:10:113
350121399240,20cyclictest3655430-21apt-get21:40:123
350121399240,20cyclictest3655430-21apt-get21:40:113
350121399240,20cyclictest0-21swapper/319:55:113
350121099242,2cyclictest3573782-21apt-get20:20:132
3501210992418,3cyclictest3767634-21sshd23:30:112
350121099241,3cyclictest3640152-21apt-get21:25:112
350121099241,2cyclictest3506964-21apt-get19:15:132
350121099241,20cyclictest3828994-21apt-get00:30:132
350121099241,20cyclictest3711649-21apt-get22:35:112
350121099241,20cyclictest0-21swapper/200:35:132
350121099240,22cyclictest3823652-21basename00:25:002
350121099240,20cyclictest0-21swapper/222:40:112
3501207992420,2cyclictest3604211-21apt-get20:50:111
350120799241,21cyclictest3777322-21systemd-journal21:05:001
350120799241,20cyclictest3547581-21apt-get19:55:101
350120799241,20cyclictest0-21swapper/123:55:111
350120799240,22cyclictest3506262-21ls19:15:001
3501204992420,2cyclictest3782893-21apt-get23:45:150
3501204992415,8cyclictest3829499-21cut00:30:180
350120499241,2cyclictest3752414-21apt-get23:15:110
350120499241,22cyclictest0-21swapper/019:55:110
350120499241,21cyclictest3836250-21ps00:35:200
350120499241,20cyclictest0-21swapper/022:10:110
3501204992411,11cyclictest3777322-21systemd-journal21:54:550
3501204992410,2cyclictest0-21swapper/021:50:000
3501204992410,12cyclictest0-21swapper/021:40:160
3501204992410,12cyclictest0-21swapper/021:40:160
3501213992319,2cyclictest3635102-21apt-get21:20:123
350121399231,2cyclictest3772697-21apt-get23:35:123
350121399231,2cyclictest3766497-21ntpq23:25:203
350121399231,2cyclictest0-21swapper/300:00:133
350121399230,2cyclictest0-21swapper/320:20:123
350121399230,22cyclictest64-21kcompactd019:36:593
350121399230,20cyclictest0-21swapper/321:05:123
350121399230,1cyclictest0-21swapper/323:05:113
350121399230,1cyclictest0-21swapper/319:52:023
3501210992319,2cyclictest3813066-21cron00:15:002
3501210992319,2cyclictest0-21swapper/222:15:132
3501210992318,3cyclictest3726973-21apt-get22:50:112
350121099231,2cyclictest3578851-21apt-get20:25:122
350121099231,20cyclictest3598884-21munin-run20:44:592
350121099231,19cyclictest0-21swapper/200:15:122
350121099231,19cyclictest0-21swapper/200:15:122
350121099230,3cyclictest3619892-21sshd21:05:112
350121099230,3cyclictest3584868-21sed20:30:172
350121099230,21cyclictest3746203-21ntpq23:05:212
350121099230,21cyclictest3506258-21cron19:15:002
350121099230,20cyclictest0-21swapper/219:55:112
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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