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2026-06-21 - 14:58
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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 21, 2026 00:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3376772992823,3cyclictest3698217-21cut00:24:593
337676399272,22cyclictest3443750-21apt-get20:15:111
337677299262,21cyclictest3448823-21apt-get20:20:123
337676399261,23cyclictest0-21swapper/122:25:111
337676399261,23cyclictest0-21swapper/122:25:111
337676399261,22cyclictest0-21swapper/121:30:121
337676399260,23cyclictest0-21swapper/121:15:121
337677299251,20cyclictest3459381-21apt-get20:30:093
3376767992520,3cyclictest3413280-21apt-get19:45:112
337676799251,20cyclictest0-21swapper/220:15:112
337676799250,22cyclictest0-21swapper/222:10:132
337676399251,3cyclictest3428496-21apt-get20:00:101
337676399251,21cyclictest702-21runrttasks00:00:211
337676399251,20cyclictest3606711-21apt-get22:55:121
337676399250,22cyclictest0-21swapper/119:30:121
337676099252,3cyclictest3647940-21apt-get23:35:110
337676099251,21cyclictest3683335-21apt-get00:10:130
3376772992422,1cyclictest0-21swapper/300:35:013
3376767992418,5cyclictest3402811-21wc19:35:012
337676799241,21cyclictest3590369-21ntpq22:35:202
337676799241,20cyclictest3525710-21apt-get21:35:122
337676799241,20cyclictest3464454-21apt-get20:35:122
337676799240,5cyclictest3535517-21cron21:45:002
337676799240,2cyclictest0-21swapper/221:25:132
337676799240,20cyclictest0-21swapper/221:00:102
337676399241,20cyclictest3611763-21apt-get23:00:111
337676399241,20cyclictest0-21swapper/100:25:121
337676399240,21cyclictest0-21swapper/121:55:121
337676399240,1cyclictest3433565-21apt-get20:05:111
3376760992420,3cyclictest3668119-21apt-get23:55:110
3376760992419,3cyclictest3663068-21apt-get23:50:130
337676099241,21cyclictest3545925-21apt-get21:55:120
337676099241,21cyclictest3540588-21munin-run21:50:000
3376772992319,2cyclictest3505424-21apt-get21:15:113
337677299231,2cyclictest3642887-21apt-get23:30:103
337677299231,2cyclictest3551001-21apt-get22:00:113
337677299231,1cyclictest3658012-21apt-get23:45:113
337677299230,3cyclictest3713379-21cron00:40:003
337677299230,22cyclictest3545649-21cron21:55:003
337677299230,20cyclictest0-21swapper/322:20:133
337677299230,19cyclictest0-21swapper/320:00:103
3376767992320,2cyclictest3377791-21irqcore19:10:162
3376767992318,3cyclictest3382397-21apt-get19:15:122
337676799231,20cyclictest3540850-21apt-get21:50:132
337676799231,20cyclictest3469566-21apt-get20:40:112
337676799230,3cyclictest0-21swapper/220:00:102
337676799230,20cyclictest0-21swapper/223:30:232
337676799230,20cyclictest0-21swapper/222:25:112
337676799230,20cyclictest0-21swapper/222:25:112
337676799230,20cyclictest0-21swapper/221:30:122
337676799230,20cyclictest0-21swapper/221:15:112
337676799230,1cyclictest0-21swapper/222:06:522
3376763992320,2cyclictest0-21swapper/119:55:131
3376763992319,2cyclictest3566160-21apt-get22:15:111
337676399231,2cyclictest0-21swapper/121:00:111
337676399231,21cyclictest0-21swapper/120:25:131
337676399231,1cyclictest3627348-21apt-get23:15:141
337676399230,21cyclictest0-21swapper/122:35:211
337676399230,21cyclictest0-21swapper/120:40:111
337676399230,20cyclictest3484805-21apt-get20:55:121
337676399230,20cyclictest0-21swapper/123:40:121
3376760992320,2cyclictest3693446-21apt-get00:20:140
3376760992320,2cyclictest3571220-21apt-get22:20:120
3376760992320,2cyclictest3454338-21apt-get20:25:130
3376760992319,3cyclictest61650irq/133-enp0s29f1:rx-023:20:110
3376760992319,2cyclictest3556217-21diskstats22:05:150
337676099231,2cyclictest0-21swapper/023:00:120
337676099231,20cyclictest0-21swapper/023:25:120
337676099230,3cyclictest3478690-21/usr/sbin/munin20:45:240
337676099230,21cyclictest64-21kcompactd021:08:160
337676099230,21cyclictest3688889-21tr00:15:160
3376772992219,2cyclictest0-21swapper/322:10:133
3376772992218,2cyclictest0-21swapper/320:10:123
337677299220,2cyclictest3581879-21ps22:30:173
337677299220,2cyclictest3531227-21sed21:40:163
337677299220,2cyclictest3407944-21cron19:39:593
337677299220,21cyclictest3383347-21sed19:15:163
337677299220,20cyclictest0-21swapper/321:55:123
337677299220,20cyclictest0-21swapper/319:10:123
337677299220,19cyclictest0-21swapper/323:10:093
337677299220,19cyclictest0-21swapper/321:00:113
3376767992219,2cyclictest0-21swapper/220:30:092
3376767992219,2cyclictest0-21swapper/219:50:132
3376767992219,2cyclictest0-21swapper/219:50:122
3376767992219,1cyclictest3708618-21apt-get00:35:112
3376767992219,1cyclictest3535794-21apt-get21:45:122
3376767992218,2cyclictest3550726-21cron22:00:002
3376767992218,2cyclictest3438659-21apt-get20:10:122
3376767992217,2cyclictest0-21swapper/222:40:122
3376767992216,4cyclictest0-21swapper/222:20:122
337676799221,19cyclictest3500349-21apt-get21:10:122
337676799220,2cyclictest0-21swapper/223:40:112
337676799220,2cyclictest0-21swapper/200:00:212
337676799220,21cyclictest0-21swapper/200:25:122
337676799220,20cyclictest3438389-21idleruntime-cro20:10:002
337676799220,20cyclictest0-21swapper/223:00:112
337676799220,19cyclictest3586196-21cron22:35:002
337676799220,19cyclictest3479729-21apt-get20:50:122
337676399225,7cyclictest3407954-21munin-plugin-st19:39:591
3376763992219,2cyclictest0-21swapper/123:55:111
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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