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2026-06-14 - 22:34
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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 Sun Jun 14, 2026 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2322267993118,11cyclictest2623190-21idleruntime-cro12:05:013
232226799300,3cyclictest2638740-21cron12:20:013
232225999308,20cyclictest0-21swapper/108:55:001
2322267992719,6cyclictest2562303-21apt-get11:05:123
232226799270,25cyclictest3777322-21systemd-journal07:50:003
2322267992620,4cyclictest2444584-21apt-get09:10:123
2322267992619,5cyclictest2490563-21apt-get09:55:133
232226799261,21cyclictest2582536-21apt-get11:25:133
232225999261,22cyclictest2362963-21apt-get07:50:121
232225999260,24cyclictest2398206-21cron08:25:001
232226799252,3cyclictest2510801-21apt-get10:15:113
2322267992520,3cyclictest0-21swapper/311:20:113
2322267992519,3cyclictest2342706-21apt-get07:30:123
2322267992513,3cyclictest514-21in:imuxsock11:04:593
232226799251,20cyclictest0-21swapper/308:50:123
2322264992521,2cyclictest2439481-21apt-get09:05:122
2322264992521,2cyclictest2373116-21apt-get08:00:132
2322259992519,4cyclictest2525428-21chrt10:25:251
2322267992418,4cyclictest0-21swapper/308:55:103
2322267992417,5cyclictest2593069-21chrt11:35:113
232226799240,22cyclictest2555742-21taskset10:55:213
232226799240,22cyclictest2484810-21cron09:50:003
232226799240,21cyclictest2454695-21chrt09:20:113
232226499241,20cyclictest2623454-21apt-get12:05:102
232225999242,21cyclictest2408590-21apt-get08:35:121
2322259992420,2cyclictest2398483-21apt-get08:25:131
2322259992419,3cyclictest2521096-21cron10:24:591
2322259992419,2cyclictest0-21swapper/109:30:121
2322259992418,4cyclictest2643797-21basename12:25:001
232225999240,22cyclictest2592789-21cron11:35:001
232225299241,3cyclictest2464801-21apt-get09:30:120
232225299241,3cyclictest0-21swapper/011:50:110
232225299240,22cyclictest2628562-21latency_hist12:10:010
232225299240,21cyclictest2515636-21apt-get10:20:010
2322267992319,3cyclictest0-21swapper/307:25:123
2322267992319,2cyclictest2541572-21apt-get10:45:123
2322267992319,2cyclictest2521382-21apt-get10:25:143
2322267992318,2cyclictest0-21swapper/312:25:103
2322267992317,5cyclictest0-21swapper/308:20:123
2322267992317,4cyclictest0-21swapper/310:10:133
2322267992313,2cyclictest0-21swapper/311:50:013
232226799231,2cyclictest2464524-21cron09:30:013
232226799230,20cyclictest0-21swapper/312:35:113
232226799230,20cyclictest0-21swapper/308:40:113
2322264992319,2cyclictest2628908-21apt-get12:10:112
2322264992319,2cyclictest2388325-21apt-get08:15:122
2322264992318,4cyclictest2328024-21ps07:15:162
232226499231,2cyclictest2474907-21apt-get09:40:122
232226499231,20cyclictest0-21swapper/209:00:112
232226499230,21cyclictest2383270-21apt-get08:10:122
232225999231,2cyclictest2644046-21apt-get12:25:111
232225999231,2cyclictest0-21swapper/109:50:121
232225999231,21cyclictest2530286-21ntpq10:30:191
232225999230,21cyclictest0-21swapper/109:00:111
2322252992320,2cyclictest2332575-21apt-get07:20:130
2322252992320,1cyclictest2567353-21apt-get11:10:100
2322252992318,3cyclictest2352880-21apt-get07:40:120
232225299231,20cyclictest2516326-21apt-get10:20:110
232225299230,3cyclictest2531935-21ps10:35:140
232225299230,20cyclictest0-21swapper/007:30:120
232225299230,20cyclictest0-21swapper/007:25:120
2322267992219,1cyclictest2649100-21apt-get12:30:113
2322267992219,1cyclictest0-21swapper/310:30:093
2322267992218,2cyclictest2572408-21apt-get11:15:103
2322267992218,2cyclictest2434381-21apt-get09:00:113
2322267992217,3cyclictest2387222-21ntpq08:10:223
2322267992216,4cyclictest2404019-21irqcore08:30:163
2322267992215,6cyclictest64-21kcompactd007:19:253
232226799221,19cyclictest0-21swapper/308:45:163
232226799221,19cyclictest0-21swapper/308:45:163
232226799221,19cyclictest0-21swapper/308:35:123
232226799220,19cyclictest0-21swapper/307:55:133
2322264992220,1cyclictest2485086-21apt-get09:50:122
232226499220,4cyclictest2567841-21grep11:10:152
232226499220,3cyclictest2546438-21sleep10:49:592
232226499220,20cyclictest2526369-21sshd10:30:012
232226499220,20cyclictest0-21swapper/211:50:112
232226499220,19cyclictest0-21swapper/211:15:112
232226499220,19cyclictest0-21swapper/208:45:132
232226499220,19cyclictest0-21swapper/208:45:122
2322259992219,2cyclictest64-21kcompactd007:43:371
2322259992219,1cyclictest2658088-21ntpq12:35:211
2322259992219,1cyclictest0-21swapper/110:50:111
232225999221,2cyclictest0-21swapper/109:05:121
232225999221,20cyclictest2608271-21apt-get11:50:111
232225999220,2cyclictest1-21systemd11:10:001
232225999220,2cyclictest0-21swapper/111:30:011
232225999220,20cyclictest0-21swapper/108:40:111
2322252992219,2cyclictest514-21in:imuxsock09:50:010
2322252992219,2cyclictest2357911-21apt-get07:45:120
2322252992218,3cyclictest61650irq/133-enp0s29f1:rx-008:05:140
2322252992218,2cyclictest2459747-21apt-get09:25:110
232225299220,3cyclictest2418496-21idleruntime-cro08:45:000
232225299220,2cyclictest2582258-21cron11:24:590
232225299220,20cyclictest2536479-21/usr/sbin/munin10:40:110
232225299220,20cyclictest2370272-21sed07:55:180
2322267992119,1cyclictest0-21swapper/312:10:003
2322267992119,1cyclictest0-21swapper/307:10:113
2322267992117,2cyclictest2449660-21apt-get09:15:123
2322267992114,2cyclictest0-21swapper/309:40:113
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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