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2026-09-13 - 05:57
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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 Sep 13, 2026 00:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
208495993229,2cyclictest0-21swapper/100:25:151
20850499271,21cyclictest509585-21apt-get00:05:133
20850499261,21cyclictest494369-21apt-get23:50:143
20850499261,21cyclictest325991-21apt-get21:05:123
20849599261,2cyclictest0-21swapper/123:10:141
20850499251,20cyclictest0-21swapper/300:35:133
208499992520,3cyclictest397504-21apt-get22:15:132
20849599252,21cyclictest336181-21apt-get21:15:131
208495992520,3cyclictest300424-21basename20:40:011
20849599251,4cyclictest0-21swapper/119:50:131
20849599251,3cyclictest265040-21apt-get20:05:131
20849599251,2cyclictest417789-21apt-get22:35:141
20849599251,21cyclictest315891-21apt-get20:55:121
208493992520,3cyclictest412717-21apt-get22:30:130
20849399251,3cyclictest432768-21cron22:50:010
20849399251,22cyclictest300677-21apt-get20:40:090
20849399251,20cyclictest0-21swapper/019:30:120
20849399250,23cyclictest468728-21apt23:25:000
20850499242,2cyclictest223962-21apt-get19:25:143
208504992420,2cyclictest514639-21apt-get00:10:183
208504992420,2cyclictest218864-21apt-get19:20:163
208504992420,2cyclictest218864-21apt-get19:20:153
20850499241,2cyclictest438121-21apt-get22:55:163
20850499241,2cyclictest305753-21apt-get20:45:143
20850499241,20cyclictest331089-21apt-get21:10:123
20850499240,21cyclictest300680-21taskset20:40:093
208499992419,4cyclictest402599-21apt-get22:20:112
20849999241,3cyclictest518561-21ntpq00:10:252
20849999240,20cyclictest0-21swapper/200:00:132
208495992420,2cyclictest479130-21apt-get23:35:121
208495992420,2cyclictest320917-21apt-get21:00:141
20849599241,3cyclictest463894-21apt-get23:20:101
20849599241,3cyclictest416958-21sed22:30:241
20849599241,3cyclictest310822-21apt-get20:50:131
20849399242,2cyclictest407669-21apt-get22:25:110
208493992420,2cyclictest208695-21apt-get19:10:140
208493992419,3cyclictest392406-21apt-get22:10:120
20849399241,3cyclictest488108-21ntpq23:40:190
208504992320,2cyclictest3777322-21systemd-journal22:05:003
208504992319,2cyclictest259644-21cron20:00:003
208504992319,2cyclictest0-21swapper/323:40:113
20850499231,2cyclictest407669-21apt-get22:25:123
20850499231,2cyclictest213787-21apt-get19:15:123
20850499231,20cyclictest0-21swapper/320:10:123
20850499230,20cyclictest285867-21sed20:25:173
20850499230,20cyclictest0-21swapper/322:15:133
20850499230,20cyclictest0-21swapper/320:35:133
208499992318,4cyclictest427676-21cron22:45:002
20849999231,20cyclictest280308-21apt-get20:20:142
20849999231,20cyclictest239642-21apt-get19:40:122
20849999230,22cyclictest300433-21awk20:40:012
20849599234,10cyclictest346026-21awk21:25:001
208495992320,2cyclictest346276-21apt-get21:25:101
208495992319,3cyclictest32-21ksoftirqd/120:20:001
20849599231,2cyclictest422859-21apt-get22:40:111
20849599231,21cyclictest367007-21apt-get21:45:121
20849599231,20cyclictest504516-21apt-get00:00:131
20849599230,3cyclictest377622-21ps21:55:161
20849599230,3cyclictest377622-21ps21:55:161
20849599230,3cyclictest244439-21idleruntime-cro19:45:001
20849599230,22cyclictest484684-21ps23:40:141
208493992320,2cyclictest433052-21apt-get22:50:180
208493992319,2cyclictest275229-21apt-get20:15:130
208493992319,2cyclictest234143-21apt-get19:35:100
20849399231,2cyclictest540502-21apt-get00:35:130
20849399231,2cyclictest474057-21apt-get23:30:110
20849399231,2cyclictest290470-21apt-get20:30:120
20849399231,2cyclictest285379-21apt-get20:25:130
20849399231,2cyclictest0-21swapper/021:35:140
20849399231,2cyclictest0-21swapper/020:45:130
20849399231,2cyclictest0-21swapper/020:20:150
20849399231,21cyclictest453331-21apt-get23:10:130
20849399231,21cyclictest0-21swapper/023:15:140
20849399231,21cyclictest0-21swapper/000:05:120
20849399231,20cyclictest0-21swapper/021:45:010
20849399230,22cyclictest382687-21irqcore22:00:170
208504992219,2cyclictest528714-21ntpq00:20:223
208504992219,1cyclictest361510-21apt-get21:40:103
208504992218,3cyclictest2875-21cron23:50:003
208504992217,4cyclictest406910-21sed22:20:233
208504992217,3cyclictest418274-21ps22:35:173
20850499221,20cyclictest0-21swapper/322:45:243
20850499220,3cyclictest295286-21cron20:35:013
20850499220,19cyclictest0-21swapper/323:05:123
208499992219,2cyclictest534906-21mktemp00:29:592
208499992219,2cyclictest2875-21cron23:40:002
208499992219,1cyclictest212667-21ntpq19:10:232
208499992218,2cyclictest494096-21basename23:50:002
20849999221,20cyclictest356466-21apt-get21:35:142
20849999221,1cyclictest0-21swapper/220:55:122
20849999221,18cyclictest0-21swapper/221:55:162
20849999221,18cyclictest0-21swapper/221:55:162
20849999220,2cyclictest269896-21munin-run20:10:002
20849999220,20cyclictest0-21swapper/200:05:122
20849999220,19cyclictest484691-21sort23:40:142
20849999220,19cyclictest0-21swapper/222:55:152
208495992218,2cyclictest0-21swapper/121:40:101
208495992218,2cyclictest0-21swapper/120:20:141
208495992218,2cyclictest0-21swapper/119:25:141
20849599221,2cyclictest0-21swapper/123:30:111
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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