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2026-03-28 - 12:26
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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 Sat Mar 28, 2026 00:43:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
8340993210,20cyclictest0-21swapper/119:30:211
8346993127,2cyclictest261-21systemd-journal22:30:003
8346992918,2cyclictest191rcu_preempt23:10:173
8342992926,2cyclictest0-21swapper/223:00:162
8342992821,5cyclictest197470-21seq22:15:102
834699261,23cyclictest289385-21cut23:45:163
834699252,3cyclictest340049-21apt-get00:35:123
834699251,3cyclictest0-21swapper/300:05:133
834699251,2cyclictest222857-21apt-get22:40:093
834699251,21cyclictest283824-21apt-get23:40:113
8342992521,2cyclictest105186-21apt-get20:45:142
8342992515,8cyclictest0-21swapper/219:15:262
834299251,21cyclictest115289-21apt-get20:55:122
834299251,20cyclictest288895-21apt-get23:45:122
834099252,3cyclictest140515-21apt-get21:20:101
8340992520,2cyclictest334976-21apt-get00:30:121
834099251,21cyclictest156147-21apt-get21:35:121
834099251,21cyclictest0-21swapper/123:20:121
834099250,21cyclictest64-21kcompactd019:20:071
8336992522,2cyclictest61650irq/133-enp0s29f1:rx-023:10:130
8346992420,3cyclictest0-21swapper/320:50:013
8346992419,3cyclictest181907-21apt-get22:00:123
834699241,22cyclictest273342-21cron23:30:003
834699241,21cyclictest481rcuc/323:00:213
834699241,21cyclictest0-21swapper/323:35:123
834299242,2cyclictest8560-21apt-get19:10:122
834299242,2cyclictest217745-21apt-get22:35:112
834299242,2cyclictest212635-21apt-get22:30:122
8342992420,2cyclictest304121-21apt-get00:00:122
8342992420,2cyclictest176831-21apt-get21:55:112
834299241,2cyclictest324824-21apt-get00:20:122
834299241,21cyclictest232975-21apt-get22:50:132
834299241,20cyclictest238045-21apt-get22:55:142
8340992421,2cyclictest509-21systemd-logind21:30:011
8340992420,2cyclictest299002-21apt-get23:55:111
8340992420,2cyclictest166277-21apt-get21:45:121
8340992419,3cyclictest268548-21apt-get23:25:101
8340992419,3cyclictest115775-21grep20:55:161
834099241,3cyclictest44409-21apt-get19:45:121
834099241,21cyclictest28066-21ntpq19:25:191
834099241,20cyclictest0-21swapper/122:55:121
834099241,20cyclictest0-21swapper/121:05:101
834099240,22cyclictest1-21systemd21:05:011
834099240,21cyclictest34306-21taskset19:35:121
8336992420,2cyclictest145570-21apt-get21:25:110
8336992415,8cyclictest212359-21idleruntime-cro22:29:590
833699241,21cyclictest54583-21apt-get19:55:120
833699241,1cyclictest0-21swapper/000:35:120
8346992319,2cyclictest29249-21apt-get19:30:133
834699231,2cyclictest0-21swapper/322:50:133
834699231,2cyclictest0-21swapper/322:35:113
834699231,2cyclictest0-21swapper/321:55:113
834699231,2cyclictest0-21swapper/319:10:163
834699231,2cyclictest0-21swapper/300:00:123
834699231,21cyclictest0-21swapper/321:50:123
834699231,20cyclictest110236-21apt-get20:50:113
834699231,20cyclictest0-21swapper/322:45:123
834299230,1cyclictest0-21swapper/200:05:132
8340992319,3cyclictest192015-21apt-get22:10:131
8340992319,2cyclictest309190-21apt-get00:05:131
8340992319,2cyclictest0-21swapper/120:25:131
834099231,2cyclictest319309-21apt-get00:15:101
834099231,2cyclictest0-21swapper/123:30:121
834099231,21cyclictest0-21swapper/121:30:131
834099231,20cyclictest64682-21apt-get20:05:111
834099231,19cyclictest0-21swapper/120:10:111
834099231,19cyclictest0-21swapper/119:15:131
834099230,21cyclictest54345-21unin-run19:55:001
834099230,20cyclictest0-21swapper/123:15:121
834099230,20cyclictest0-21swapper/121:10:141
8336992320,2cyclictest171332-21apt-get21:50:120
833699230,20cyclictest261-21systemd-journal20:40:000
833699230,20cyclictest0-21swapper/000:05:130
8346992219,2cyclictest49483-21apt-get19:50:123
8346992219,2cyclictest324125-21idleruntime-cro00:20:003
8346992219,2cyclictest0-21swapper/322:15:103
8346992219,2cyclictest0-21swapper/320:55:123
8346992219,1cyclictest0-21swapper/319:55:133
8346992218,2cyclictest293959-21apt-get23:50:133
8346992217,2cyclictest125371-21apt-get21:05:103
834699221,20cyclictest192015-21apt-get22:10:133
834699221,20cyclictest0-21swapper/322:55:133
834699221,20cyclictest0-21swapper/321:43:083
834699221,20cyclictest0-21swapper/321:15:113
834699221,20cyclictest0-21swapper/319:21:443
834699220,20cyclictest0-21swapper/321:25:113
8342992220,1cyclictest329917-21apt-get00:25:132
8342992219,2cyclictest391rcuc/220:30:162
8342992216,4cyclictest79572-21idleruntime-cro20:20:002
8342992216,4cyclictest79572-21idleruntime-cro20:19:592
834299221,20cyclictest248228-21apt-get23:05:122
834299220,21cyclictest339791-21cut00:34:592
834299220,20cyclictest273354-21apt23:30:002
834299220,20cyclictest0-21swapper/222:45:112
834299220,1cyclictest0-21swapper/223:10:132
834299220,19cyclictest263482-21apt-get23:20:122
834299220,19cyclictest0-21swapper/220:05:122
8340992219,2cyclictest0-21swapper/120:55:001
834099221,20cyclictest186961-21apt-get22:05:121
834099221,20cyclictest0-21swapper/122:40:081
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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