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2026-04-29 - 14:59
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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 Wed Apr 29, 2026 00:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3267600994643,2cyclictest3288033-21lspci19:26:132
3267605992724,1cyclictest0-21swapper/320:10:173
326760599262,21cyclictest3403144-21apt-get21:20:123
326760099261,24cyclictest3352461-21ps20:30:162
326760099261,21cyclictest3591682-21apt-get00:25:132
326759599262,22cyclictest3299370-21apt-get19:40:130
326760599251,21cyclictest3267813-21apt-get19:10:133
326760099258,1cyclictest3561071-21idleruntime-cro23:55:012
3267600992520,3cyclictest3484693-21apt-get22:40:142
3267600992520,3cyclictest3479638-21apt-get22:35:132
3267600992520,3cyclictest3479638-21apt-get22:35:122
326760099251,21cyclictest0-21swapper/220:05:122
326760099250,21cyclictest0-21swapper/222:25:132
326759799251,21cyclictest3500228-21apt-get22:55:131
326759599252,21cyclictest3438572-21apt-get21:55:120
326759599250,23cyclictest3480122-21ps22:35:170
326759599250,23cyclictest3480122-21ps22:35:160
326760599241,3cyclictest3341439-21apt-get20:20:123
326760599241,3cyclictest261-21systemd-journal21:15:003
326760599241,21cyclictest3387907-21apt-get21:05:123
326760099248,14cyclictest0-21swapper/220:30:012
3267600992421,2cyclictest500-21dbus-daemon19:55:002
326760099241,2cyclictest3443670-21apt-get22:00:122
326760099240,23cyclictest3418725-21/usr/sbin/munin21:35:142
3267597992420,2cyclictest3304444-21apt-get19:45:101
326759799241,20cyclictest3469462-21apt-get22:25:131
326759799240,20cyclictest0-21swapper/100:15:121
3267605992319,2cyclictest3367198-21apt-get20:45:123
3267605992319,2cyclictest0-21swapper/322:40:143
3267605992319,2cyclictest0-21swapper/321:35:113
326760599231,2cyclictest3423343-21apt-get21:40:133
326760599231,21cyclictest3530965-21apt-get23:25:143
326760599230,21cyclictest3277696-21sh19:20:003
326760599230,20cyclictest0-21swapper/322:10:123
326760599230,20cyclictest0-21swapper/300:15:133
3267600992319,2cyclictest3515380-21apt-get23:10:142
3267600992319,2cyclictest3357043-21apt-get20:35:112
3267600992319,2cyclictest0-21swapper/221:55:132
3267600992319,2cyclictest0-21swapper/200:00:132
3267600992318,3cyclictest3268302-21tr19:10:172
3267600992317,4cyclictest3525229-21munin-run23:20:002
326760099231,2cyclictest3423343-21apt-get21:40:132
326760099231,2cyclictest0-21swapper/223:45:122
326760099230,5cyclictest3407919-21cron21:24:592
326760099230,3cyclictest3387910-21seq21:05:122
326760099230,21cyclictest3309224-21cron19:50:002
3267597992319,2cyclictest3556278-21apt-get23:50:111
3267597992318,3cyclictest3541355-21/usr/sbin/munin23:35:141
326759799230,21cyclictest3428931-21sed21:45:161
326759799230,20cyclictest0-21swapper/121:30:131
326759799230,20cyclictest0-21swapper/119:55:131
3267595992320,2cyclictest3566414-21apt-get00:00:130
3267595992319,3cyclictest3335933-21apt-get20:15:110
3267595992319,2cyclictest3475034-21ps22:30:170
3267595992319,2cyclictest0-21swapper/023:24:590
326759599231,21cyclictest3449173-21apt-get22:05:120
326759599231,20cyclictest3586628-21apt-get00:20:120
326759599230,22cyclictest3581299-21cron00:15:010
326759599230,22cyclictest261-21systemd-journal23:09:590
326759599230,21cyclictest3531449-21ps23:25:180
326759599230,19cyclictest0-21swapper/023:50:100
3267605992219,2cyclictest0-21swapper/321:00:013
3267605992218,2cyclictest3510335-21apt-get23:05:123
3267605992216,4cyclictest3527704-21sed23:20:163
326760599221,1cyclictest0-21swapper/319:55:173
326760599220,20cyclictest0-21swapper/320:50:113
326760599220,19cyclictest0-21swapper/322:25:133
326760599220,19cyclictest0-21swapper/320:40:143
326760599220,19cyclictest0-21swapper/320:30:123
3267600992219,2cyclictest0-21swapper/222:50:142
3267600992219,2cyclictest0-21swapper/200:35:112
3267600992218,2cyclictest3320079-21sed20:00:012
326760099221,2cyclictest0-21swapper/223:20:202
326760099221,20cyclictest3413248-21apt-get21:30:142
326760099221,1cyclictest0-21swapper/220:15:112
326760099221,19cyclictest0-21swapper/220:45:122
326760099220,3cyclictest3298200-21ntpq19:35:222
326760099220,2cyclictest3545877-21cron23:40:012
3267597992219,2cyclictest3356766-21cron20:35:001
3267597992219,2cyclictest0-21swapper/121:20:121
3267597992219,1cyclictest3525485-21apt-get23:20:091
3267597992219,1cyclictest0-21swapper/121:40:131
3267597992218,3cyclictest1-21systemd23:10:001
3267597992218,2cyclictest3602228-21apt-get00:35:121
326759799221,2cyclictest3392966-21apt-get21:10:141
326759799221,20cyclictest0-21swapper/120:45:201
326759799220,2cyclictest3587130-21cut00:20:151
326759799220,20cyclictest0-21swapper/121:55:131
326759799220,20cyclictest0-21swapper/120:55:141
326759799220,20cyclictest0-21swapper/119:50:121
326759799220,19cyclictest0-21swapper/120:50:111
326759799220,19cyclictest0-21swapper/119:40:131
3267595992219,2cyclictest3464383-21apt-get22:20:120
3267595992219,2cyclictest0-21swapper/022:00:240
3267595992219,2cyclictest0-21swapper/020:05:110
3267595992217,3cyclictest702-21runrttasks20:45:130
326759599221,20cyclictest3551224-21apt-get23:45:120
326759599220,2cyclictest3398530-21sed21:15:180
326759599220,21cyclictest3372774-21grep20:50:150
3267605992119,1cyclictest0-21swapper/323:15:113
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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