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2026-07-28 - 18:24
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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 Tue Jul 28, 2026 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3329743993618,8cyclictest3544856-21apt-get10:40:131
332974399312,21cyclictest3641908-21apt-get12:15:121
332974399301,2cyclictest0-21swapper/108:15:011
332974399300,2cyclictest3575547-21uniq11:10:151
332974399300,20cyclictest0-21swapper/111:00:121
332974399291,24cyclictest3595673-21apt-get11:30:121
332974899287,20cyclictest18250irq/132-nvme0q407:45:113
3329743992717,9cyclictest3777322-21systemd-journal11:55:011
332974399270,1cyclictest0-21swapper/108:45:001
332974899261,22cyclictest3570278-21apt-get11:05:133
332974899261,21cyclictest3329957-21apt-get07:10:123
332974399262,21cyclictest3662290-21apt-get12:35:131
332974399262,21cyclictest3616017-21apt-get11:50:131
332974399262,21cyclictest3534248-21apt-get10:30:121
3329743992617,7cyclictest0-21swapper/107:50:171
332974399261,21cyclictest3386184-21apt-get08:05:121
332974399261,21cyclictest3360442-21apt-get07:40:121
332974399260,23cyclictest3462361-21apt-get09:20:121
332974399260,22cyclictest0-21swapper/111:40:131
332974399260,22cyclictest0-21swapper/108:25:121
3329748992521,2cyclictest3657171-21apt-get12:30:133
3329748992520,3cyclictest3335072-21apt-get07:15:123
332974899251,20cyclictest0-21swapper/309:55:103
332974899250,5cyclictest3437501-21sed08:55:163
3329745992520,3cyclictest3518567-21apt-get10:15:122
332974599251,21cyclictest3477568-21apt-get09:35:152
332974599250,22cyclictest3590583-21apt-get11:25:142
3329743992520,3cyclictest3431945-21apt-get08:50:131
3329743992512,10cyclictest0-21swapper/111:35:181
332973899253,21cyclictest61650irq/133-enp0s29f1:rx-007:45:000
332974899242,2cyclictest3580414-21apt-get11:15:113
3329748992419,3cyclictest3626380-21cron12:00:003
3329748992419,3cyclictest3371027-21apt-get07:50:123
332974899241,20cyclictest3636840-21apt-get12:10:133
332974899241,20cyclictest3487684-21apt-get09:45:123
332974899240,22cyclictest3662773-21irqcore12:35:183
332974599242,2cyclictest3396392-21apt-get08:15:142
3329745992420,2cyclictest3381137-21apt-get08:00:122
332974599241,21cyclictest3666273-21ntpq12:35:232
332974599241,20cyclictest0-21swapper/208:35:122
332974599240,5cyclictest3538676-21taskset10:30:252
332974599240,21cyclictest0-21swapper/210:05:142
3329743992420,2cyclictest3401460-21apt-get08:20:101
3329743992420,2cyclictest0-21swapper/109:50:171
3329743992419,3cyclictest3503385-21apt-get10:00:121
332974399241,20cyclictest0-21swapper/112:20:131
332974399240,20cyclictest0-21swapper/112:10:131
332973899242,20cyclictest3565184-21apt-get11:00:110
3329738992420,2cyclictest3466239-21ntpq09:20:210
3329738992419,3cyclictest3631749-21apt-get12:05:120
332973899241,22cyclictest3498292-21apt-get09:55:100
332973899241,21cyclictest3626656-21apt-get12:00:110
332973899241,21cyclictest3585488-21apt-get11:20:100
3329748992319,2cyclictest3528730-21apt-get10:25:103
3329748992318,2cyclictest3482615-21apt-get09:40:123
332974899230,2cyclictest3605859-21apt-get11:40:123
332974899230,20cyclictest0-21swapper/309:25:123
3329745992319,3cyclictest3508207-21idleruntime-cro10:05:002
3329745992318,3cyclictest0-21swapper/208:34:592
332974599231,2cyclictest3493203-21apt-get09:50:132
332974599231,21cyclictest3376075-21chrt07:55:132
332974599230,20cyclictest64-21kcompactd009:15:062
3329743992319,3cyclictest3365934-21apt-get07:45:111
3329743992319,2cyclictest3380008-21ntpq07:55:221
3329743992319,2cyclictest0-21swapper/109:35:151
3329743992318,3cyclictest0-21swapper/111:20:111
3329743992317,4cyclictest3340143-21apt-get07:20:111
3329743992316,5cyclictest3483103-21irqcore09:40:151
332974399231,3cyclictest3336023-21sed07:15:171
332974399231,2cyclictest3472496-21apt-get09:30:111
332974399231,20cyclictest0-21swapper/111:45:051
332974399230,3cyclictest3457035-21cron09:15:001
332974399230,21cyclictest3350005-21cron07:30:001
332974399230,20cyclictest0-21swapper/110:45:111
332974399230,20cyclictest0-21swapper/110:15:121
332974399230,20cyclictest0-21swapper/108:00:111
332974399230,19cyclictest0-21swapper/111:15:111
3329738992319,3cyclictest3481452-21ntpq09:35:220
3329738992317,5cyclictest3657658-21grep12:30:160
332973899231,2cyclictest3391008-21idleruntime-cro08:10:010
332973899230,3cyclictest3350766-21irqcore07:30:160
3329748992219,1cyclictest3549927-21apt-get10:45:113
3329748992218,2cyclictest3398616-21sed08:15:193
332974899221,20cyclictest3549668-21munin-run10:45:003
332974899221,20cyclictest0-21swapper/309:20:203
332974899220,2cyclictest3417185-21irqcore08:35:163
332974899220,20cyclictest0-21swapper/311:30:113
3329745992219,2cyclictest516-21rs:main2
3329745992219,2cyclictest0-21swapper/210:50:132
3329745992218,2cyclictest3777322-21systemd-journal08:49:592
3329745992218,2cyclictest0-21swapper/211:15:122
3329745992218,2cyclictest0-21swapper/210:45:112
332974599221,20cyclictest3330441-21ps07:10:152
332974599221,20cyclictest0-21swapper/207:45:112
332974599220,20cyclictest0-21swapper/210:25:112
332974599220,19cyclictest0-21swapper/212:30:132
3329743992220,1cyclictest0-21swapper/112:30:131
3329743992219,2cyclictest3558972-21ntpq10:50:231
3329743992219,2cyclictest0-21swapper/110:35:131
3329743992218,2cyclictest3523639-21apt-get10:20:131
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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