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2026-08-29 - 08:42
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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 29, 2026 00:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
28819799270,7cyclictest478039-21cron22:15:002
28819399275,20cyclictest299469-21irqcore19:20:161
28819799261,22cyclictest560672-21grep23:35:152
28819399262,21cyclictest411443-21apt-get21:10:121
28819399261,22cyclictest374294-21ntpq20:30:191
28819399261,21cyclictest400833-21apt-get21:00:101
28819399261,21cyclictest0-21swapper/121:20:101
28820099251,21cyclictest395744-21apt-get20:55:133
28820099250,23cyclictest0-21swapper/319:35:123
28819799252,3cyclictest606342-21apt-get00:20:122
28819799251,21cyclictest314662-21apt-get19:35:122
28819799251,20cyclictest0-21swapper/222:40:112
28819799251,20cyclictest0-21swapper/220:30:112
28819799250,21cyclictest452491-21apt-get21:50:112
288193992519,4cyclictest0-21swapper/120:00:011
28819399251,3cyclictest590638-21apt-get00:05:121
28819399251,21cyclictest447485-21tr21:45:151
28819399251,21cyclictest390674-21apt-get20:50:121
28819399251,21cyclictest350164-21apt-get20:10:121
28819399250,21cyclictest595755-21apt-get00:10:121
28819099252,20cyclictest509181-21apt-get22:45:130
28820099241,20cyclictest288727-21apt-get19:10:103
288197992420,2cyclictest298986-21apt-get19:20:132
28819799241,2cyclictest421583-21apt-get21:20:102
28819799241,21cyclictest436832-21apt-get21:35:122
28819799241,20cyclictest0-21swapper/222:55:132
28819799241,20cyclictest0-21swapper/220:55:132
28819799241,20cyclictest0-21swapper/219:50:122
28819799241,20cyclictest0-21swapper/200:15:122
28819799241,19cyclictest0-21swapper/200:30:112
28819799240,5cyclictest483868-21sed22:20:162
28819799240,3cyclictest579292-21seq23:50:202
288193992421,2cyclictest344856-21idleruntime-cro20:05:001
288193992420,2cyclictest365332-21apt-get20:25:131
288193992419,3cyclictest488455-21apt-get22:25:121
28819399241,3cyclictest385581-21apt-get20:45:101
28819399241,21cyclictest0-21swapper/121:50:121
28819399241,20cyclictest0-21swapper/122:15:111
28819399241,20cyclictest0-21swapper/121:55:101
28819399240,21cyclictest0-21swapper/121:25:131
28819399240,21cyclictest0-21swapper/121:25:121
28819399240,20cyclictest0-21swapper/122:05:131
288190992420,2cyclictest565265-21apt-get23:40:120
28819099241,22cyclictest411166-21cron21:10:000
28820099232,1cyclictest339780-21ls20:00:003
288200992319,2cyclictest304102-21apt-get19:25:123
28820099231,2cyclictest478034-21cron22:15:003
28820099230,22cyclictest0-21swapper/323:05:003
28820099230,19cyclictest0-21swapper/300:20:113
288197992320,2cyclictest324776-21apt-get19:45:102
288197992319,2cyclictest360285-21apt-get20:20:122
288197992318,3cyclictest0-21swapper/222:30:122
28819799231,2cyclictest309617-21apt-get19:30:112
28819799231,20cyclictest468147-21apt-get22:05:122
28819799231,19cyclictest0-21swapper/221:55:122
28819799230,3cyclictest375949-21irqcore20:35:162
28819799230,20cyclictest0-21swapper/223:15:122
28819799230,20cyclictest0-21swapper/219:40:102
28819799230,20cyclictest0-21swapper/200:35:122
288193992319,2cyclictest499016-21apt-get22:35:111
288193992318,3cyclictest483380-21apt-get22:20:121
288193992318,3cyclictest463032-21apt-get22:00:111
288193992317,4cyclictest298713-21cron19:20:001
28819399231,2cyclictest550063-21apt-get23:25:121
28819399231,20cyclictest0-21swapper/120:05:101
28819399230,3cyclictest585268-21cron00:00:001
28819399230,3cyclictest585268-21cron00:00:001
28819399230,3cyclictest3777322-21systemd-journal23:05:001
28819099232,19cyclictest611413-21apt-get00:25:130
288190992319,2cyclictest560183-21apt-get23:35:110
288190992319,2cyclictest329869-21apt-get19:50:120
28819099231,21cyclictest61650irq/133-enp0s29f1:rx-020:00:160
28819099231,19cyclictest0-21swapper/019:35:120
28819099230,3cyclictest325271-21ps19:45:150
28820099222,2cyclictest519294-21apt-get22:55:133
288200992219,2cyclictest545947-21kthreadcore23:20:173
288200992219,2cyclictest320225-21ps19:40:153
28820099220,3cyclictest494036-21grep22:30:163
28820099220,21cyclictest534604-21idleruntime-cro23:10:003
28820099220,19cyclictest64-21kcompactd020:35:103
28820099220,19cyclictest360773-21grep20:20:163
28820099220,19cyclictest0-21swapper/323:45:113
28820099220,19cyclictest0-21swapper/320:50:123
28820099220,19cyclictest0-21swapper/300:25:123
288197992219,2cyclictest0-21swapper/223:45:112
288197992219,2cyclictest0-21swapper/219:25:112
288197992219,1cyclictest446996-21apt-get21:45:112
288197992217,3cyclictest499513-21ps22:35:152
28819799221,2cyclictest0-21swapper/223:28:212
28819799221,1cyclictest0-21swapper/221:05:112
28819799220,2cyclictest380537-21apt-get20:40:122
28819799220,2cyclictest360033-21munin-run20:19:592
28819799220,2cyclictest0-21swapper/223:20:132
28819799220,2cyclictest0-21swapper/219:10:102
28819799220,20cyclictest0-21swapper/222:18:272
28819799220,20cyclictest0-21swapper/219:15:112
288193992219,2cyclictest64-21kcompactd022:43:431
288193992219,2cyclictest0-21swapper/121:15:101
288193992219,1cyclictest539946-21apt-get23:15:121
288193992219,1cyclictest441927-21apt-get21:40:091
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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