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2026-04-16 - 15:20
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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 Thu Apr 16, 2026 00:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
422052992822,4cyclictest261-21systemd-journal19:50:012
42205299280,12cyclictest627052-21munin-run22:30:012
42204799282,23cyclictest591433-21apt-get21:55:121
42204799271,23cyclictest679304-21sed23:20:161
42205799262,21cyclictest642519-21apt-get22:45:123
42205299261,21cyclictest509641-21apt-get20:35:122
42204799261,3cyclictest570775-21apt-get21:35:111
42204799261,21cyclictest0-21swapper/122:45:121
42204799260,24cyclictest473828-21idleruntime-cro19:59:591
42205299252,3cyclictest514697-21apt-get20:40:112
422052992520,3cyclictest663164-21apt-get23:05:122
42205299251,20cyclictest560688-21apt-get21:25:122
422047992521,2cyclictest739511-21apt-get00:20:121
422047992521,2cyclictest565725-21apt-get21:30:121
422047992520,3cyclictest545521-21apt-get21:10:121
422047992520,3cyclictest545521-21apt-get21:10:111
42204799251,2cyclictest749612-21apt-get00:30:131
42204799251,20cyclictest699017-21apt-get23:40:101
422057992420,2cyclictest606641-21apt-get22:10:113
422057992419,3cyclictest437726-21apt-get19:25:123
42205799241,20cyclictest0-21swapper/320:35:123
422052992420,3cyclictest0-21swapper/220:20:122
422052992419,2cyclictest575850-21apt-get21:40:112
42205299241,3cyclictest754704-21apt-get00:35:132
42205299241,20cyclictest0-21swapper/223:45:112
42205299241,20cyclictest0-21swapper/221:15:112
42205299241,19cyclictest0-21swapper/223:15:122
42205299240,20cyclictest0-21swapper/222:55:122
42205299240,20cyclictest0-21swapper/221:20:122
42205299240,20cyclictest0-21swapper/200:30:142
42204799242,20cyclictest683830-21apt-get23:25:111
42204799241,21cyclictest544371-21ntpq21:05:221
42204799241,21cyclictest539737-21awk21:05:001
42204799241,21cyclictest539737-21awk21:04:591
42204799241,20cyclictest0-21swapper/120:30:111
42204799241,20cyclictest0-21swapper/119:50:111
42204799241,20cyclictest0-21swapper/119:40:111
42204799240,4cyclictest709665-21sed23:50:161
42204799240,4cyclictest709665-21sed23:50:151
42204599242,2cyclictest627311-21apt-get22:30:120
422045992420,2cyclictest632387-21apt-get22:35:120
42204599241,22cyclictest754425-21cron00:35:000
42204599241,21cyclictest484275-21apt-get20:10:110
42204599241,20cyclictest0-21swapper/021:55:120
422057992320,1cyclictest586398-21apt-get21:50:093
42205799231,2cyclictest479196-21apt-get20:05:113
42205799231,20cyclictest688886-21apt-get23:30:123
422052992319,2cyclictest534962-21apt-get21:00:132
422052992319,2cyclictest534962-21apt-get21:00:122
422052992318,3cyclictest0-21swapper/219:30:222
42205299231,2cyclictest463914-21apt-get19:50:112
42205299230,3cyclictest575585-21cron21:39:592
42205299230,21cyclictest0-21swapper/220:55:122
42205299230,20cyclictest0-21swapper/222:30:132
42205299230,20cyclictest0-21swapper/219:20:102
42205299230,20cyclictest0-21swapper/200:05:102
42205299230,19cyclictest0-21swapper/220:50:122
422047992320,2cyclictest719288-21apt-get00:00:101
422047992319,2cyclictest647547-21apt-get22:50:101
422047992319,2cyclictest632112-21cron22:35:011
422047992318,4cyclictest581837-21tr21:45:151
42204799231,2cyclictest724342-21apt-get00:05:101
42204799231,2cyclictest0-21swapper/123:00:131
42204799231,21cyclictest1-21systemd21:45:011
42204799231,20cyclictest0-21swapper/122:00:211
42204799230,21cyclictest555387-21idleruntime-cro21:20:001
42204799230,21cyclictest0-21swapper/119:45:111
42204799230,21cyclictest0-21swapper/119:33:021
42204599232,2cyclictest458861-21apt-get19:45:120
422045992320,2cyclictest504564-21apt-get20:30:110
422045992320,2cyclictest453381-21apt-get19:40:110
422045992318,4cyclictest261-21systemd-journal21:20:000
422045992318,2cyclictest0-21swapper/023:25:100
422045992317,5cyclictest714711-21sed23:55:160
422045992317,4cyclictest448798-21sort19:35:160
42204599231,2cyclictest0-21swapper/021:45:010
42204599230,3cyclictest597917-21cat22:00:170
42204599230,1cyclictest0-21swapper/019:55:110
42205799221,2cyclictest703836-21munin-run23:45:003
42205799221,20cyclictest64-21kcompactd020:19:493
42205799221,20cyclictest431548-21ntpq19:15:213
42205799220,3cyclictest673030-21apt-get23:15:003
42205799220,19cyclictest64-21kcompactd019:20:083
42205799220,19cyclictest0-21swapper/322:20:103
42205799220,19cyclictest0-21swapper/320:25:113
42205799220,19cyclictest0-21swapper/300:15:113
422052992219,2cyclictest0-21swapper/223:55:112
422052992218,2cyclictest734429-21apt-get00:15:112
422052992218,2cyclictest652329-21cron22:54:592
422052992218,2cyclictest0-21swapper/222:05:112
422052992218,2cyclictest0-21swapper/219:40:112
422052992216,5cyclictest442527-21cron19:30:002
42205299221,20cyclictest683830-21apt-get23:25:102
42205299221,20cyclictest261-21systemd-journal23:05:002
42205299221,20cyclictest0-21swapper/221:10:122
42205299221,20cyclictest0-21swapper/221:10:112
42205299221,1cyclictest0-21swapper/221:50:142
42205299220,2cyclictest0-21swapper/222:15:132
42205299220,2cyclictest0-21swapper/220:30:112
42205299220,20cyclictest702985-21ntpq23:40:202
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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