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2026-05-18 - 16:24
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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 May 18, 2026 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3224285994010,29cyclictest3388430-21sh09:49:590
322428599340,3cyclictest702-21runrttasks09:19:590
322428599340,3cyclictest3534437-21cut12:10:180
322428599330,23cyclictest3454479-21basename10:55:000
3224285993219,11cyclictest3465786-21ps11:05:170
322428599311,2cyclictest3470339-21apt-get11:10:120
322428599311,2cyclictest0-21swapper/012:15:110
322428599301,2cyclictest3439501-21apt-get10:40:120
322428599301,2cyclictest0-21swapper/007:10:120
322428599300,20cyclictest0-21swapper/007:30:000
3224285992917,11cyclictest3264887-21memory07:45:180
322428599291,3cyclictest0-21swapper/010:05:120
322428599290,20cyclictest3520756-21apt-get12:00:000
3224292992819,4cyclictest41-21ksoftirqd/211:00:232
3224285992819,7cyclictest3505882-21apt-get11:45:100
322428599281,3cyclictest3271718-21apt-get07:55:110
322428599280,2cyclictest0-21swapper/007:40:210
3224294992717,8cyclictest3306896-21awk08:30:003
322428599271,2cyclictest0-21swapper/010:24:290
322428599271,2cyclictest0-21swapper/010:24:280
322428599271,2cyclictest0-21swapper/007:34:010
322428599271,22cyclictest3510916-21apt-get11:50:120
322428599270,2cyclictest0-21swapper/010:27:100
322429499261,21cyclictest3224503-21apt-get07:10:123
3224292992623,2cyclictest391rcuc/209:30:152
3224292992619,6cyclictest3515716-21cut11:55:002
322429299261,19cyclictest191rcu_preempt09:20:002
322428899264,9cyclictest3332248-21munin-run08:55:011
3224285992618,7cyclictest0-21swapper/012:35:200
3224285992618,6cyclictest0-21swapper/009:00:110
322428599261,24cyclictest0-21swapper/011:40:100
322428599261,23cyclictest3251583-21tr07:35:180
322428599261,21cyclictest3332502-21apt-get08:55:130
322428599261,21cyclictest3281807-21apt-get08:05:130
322429499250,1cyclictest191rcu_preempt12:00:003
322428899252,2cyclictest3347648-21apt-get09:10:131
3224288992515,2cyclictest191rcu_preempt12:00:001
322428599252,21cyclictest3393798-21apt-get09:55:110
322428599251,3cyclictest0-21swapper/008:45:120
322428599251,22cyclictest3490603-21apt-get11:30:110
322428599251,1cyclictest0-21swapper/007:15:120
322428599251,1cyclictest0-21swapper/007:15:120
322429499242,2cyclictest3317310-21apt-get08:40:113
3224294992420,2cyclictest3444551-21apt-get10:45:133
322429499241,20cyclictest3541704-21apt-get12:20:153
322429299242,2cyclictest3337556-21apt-get09:00:112
322429299241,21cyclictest3455165-21apt-get10:55:152
3224285992419,3cyclictest3460230-21apt-get11:00:120
322428599241,3cyclictest3368387-21apt-get09:30:100
322428599241,2cyclictest3363308-21apt-get09:25:120
322428599241,22cyclictest3398892-21apt-get10:00:110
322428599241,22cyclictest0-21swapper/009:10:130
322428599241,21cyclictest3545615-21ntpq12:20:250
3224294992318,3cyclictest261-21systemd-journal07:25:003
322429499231,21cyclictest3240968-21apt-get07:25:123
322429299232,20cyclictest41-21ksoftirqd/207:45:162
3224292992321,1cyclictest0-21swapper/209:25:202
3224292992320,2cyclictest3378199-21fwupd09:39:492
3224292992319,3cyclictest3240475-21latency_hist07:25:002
3224292992319,2cyclictest3297019-21apt-get08:20:132
322429299231,20cyclictest3358206-21apt-get09:20:122
322429299231,20cyclictest0-21swapper/212:25:202
322429299230,22cyclictest3419696-21irqcore10:20:172
322429299230,22cyclictest3419696-21irqcore10:20:172
322428899232,2cyclictest3246013-21apt-get07:30:121
3224288992320,2cyclictest3424017-21cron10:25:001
3224288992320,2cyclictest3424017-21cron10:25:001
3224288992320,2cyclictest3322365-21apt-get08:45:121
3224288992320,2cyclictest3228422-21ntpq07:10:211
3224288992320,2cyclictest0-21swapper/108:10:171
3224288992320,1cyclictest3261156-21apt-get07:45:121
3224288992319,2cyclictest3302073-21apt-get08:25:121
322428899230,22cyclictest3368115-21sh09:30:001
3224285992319,2cyclictest3550610-21ntpq12:25:200
3224285992319,2cyclictest3235488-21apt-get07:20:130
3224285992318,4cyclictest0-21swapper/009:35:130
322428599231,2cyclictest0-21swapper/010:15:110
322428599231,2cyclictest0-21swapper/008:17:010
322428599231,21cyclictest0-21swapper/008:40:110
322428599230,2cyclictest64-21kcompactd010:57:440
322428599230,22cyclictest3389201-21ps09:50:150
322428599230,21cyclictest3276923-21/usr/sbin/munin08:00:120
322428599230,21cyclictest0-21swapper/012:30:120
322429499223,19cyclictest0-21swapper/309:49:593
3224294992219,2cyclictest3490603-21apt-get11:30:133
3224294992219,2cyclictest0-21swapper/309:00:113
322429499220,21cyclictest3561580-21tmpfiles12:39:543
322429499220,19cyclictest0-21swapper/308:05:113
3224292992219,2cyclictest0-21swapper/211:40:102
3224292992219,1cyclictest3556820-21apt-get12:35:132
3224292992218,2cyclictest3228450-21ntpq07:10:222
322429299221,20cyclictest3526508-21apt-get12:05:132
322429299221,20cyclictest3521450-21apt-get12:00:122
322429299221,20cyclictest3465301-21apt-get11:05:132
322429299221,1cyclictest32499572chrt07:30:212
322429299220,20cyclictest3398630-21munin-run10:00:002
3224288992219,2cyclictest0-21swapper/110:10:171
322428899221,20cyclictest3550767-21ps12:25:231
322428899221,20cyclictest3414150-21apt-get10:15:111
322428899221,19cyclictest3378256-21munin-run09:40:001
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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