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2026-04-29 - 00:30
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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 Tue Apr 28, 2026 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3807138995551,2cyclictest3899168-21fwupd08:35:561
3807138993618,12cyclictest4124949-21ps12:20:161
380713899341,3cyclictest4098461-21cron11:55:001
380713899310,3cyclictest3904582-21cron08:45:001
380713899301,28cyclictest1-21systemd08:49:591
380713899300,21cyclictest4104263-21ps12:00:171
380713899291,21cyclictest0-21swapper/112:05:121
380713899290,3cyclictest3981915-21ps10:00:161
380713899290,2cyclictest0-21swapper/110:30:121
380713899271,22cyclictest3945881-21apt-get09:25:101
380713899271,20cyclictest3925179-21apt-get09:05:121
380713899271,1cyclictest0-21swapper/108:30:111
380713899271,1cyclictest0-21swapper/107:55:121
380714099262,21cyclictest3807350-21apt-get07:10:142
380714099261,21cyclictest3914997-21apt-get08:55:132
380713899262,21cyclictest3858732-21apt-get08:00:121
3807138992619,5cyclictest4119835-21sed12:15:131
380713899260,1cyclictest4073186-21unin-run11:30:001
380713399260,24cyclictest4068855-21grep11:25:150
3807140992522,2cyclictest4119351-21taskset12:15:082
380714099251,3cyclictest4027158-21apt-get10:45:132
380714099251,21cyclictest4083508-21apt-get11:40:142
380714099251,21cyclictest4083508-21apt-get11:40:132
380714099251,21cyclictest3966202-21apt-get09:45:112
380714099251,20cyclictest0-21swapper/207:35:132
3807138992519,5cyclictest4047011-21apt-get11:05:021
380713899251,21cyclictest4073423-21apt-get11:30:121
380713899251,21cyclictest3868862-21apt-get08:10:121
380713899251,20cyclictest0-21swapper/110:05:131
380713899250,23cyclictest3914722-21idleruntime-cro08:55:001
380713899250,1cyclictest0-21swapper/109:20:001
380713399251,22cyclictest3961979-21sed09:40:180
380713399250,23cyclictest4134564-21taskset12:30:120
3807143992420,2cyclictest3991569-21apt-get10:10:123
3807143992420,2cyclictest3981432-21apt-get10:00:133
3807140992421,2cyclictest3818346-21irqcore07:20:172
3807140992420,3cyclictest3909659-21sh08:50:002
3807140992420,2cyclictest4134561-21apt-get12:30:122
3807140992420,2cyclictest4052753-21apt-get11:10:122
3807140992419,4cyclictest4108518-21cron12:05:002
3807140992419,2cyclictest4042746-21grep11:00:162
380714099241,3cyclictest3935319-21apt-get09:15:132
380714099241,2cyclictest4114275-21apt-get12:10:122
380714099241,20cyclictest4011894-21apt-get10:30:122
380714099241,20cyclictest3950951-21apt-get09:30:132
380714099241,20cyclictest3838541-21apt-get07:40:102
380714099240,2cyclictest0-21swapper/207:25:122
380714099240,22cyclictest3888901-21awk08:30:002
3807138992419,2cyclictest4027158-21apt-get10:45:131
3807138992418,4cyclictest4062893-21apt-get11:20:131
3807138992418,4cyclictest4047423-21apt-config11:05:001
380713899241,2cyclictest3976361-21apt-get09:55:111
380713899241,20cyclictest0-21swapper/109:20:111
380713899240,20cyclictest0-21swapper/112:31:471
380713899240,1cyclictest0-21swapper/110:55:121
380713399242,2cyclictest4016985-21apt-get10:35:130
380713399242,20cyclictest3873939-21apt-get08:15:100
380713399241,2cyclictest4047702-21apt-get11:05:130
380713399241,21cyclictest4078456-21apt-get11:35:140
380713399241,21cyclictest3833065-21apt-get07:35:130
380713399240,23cyclictest261-21systemd-journal10:25:010
380714399230,20cyclictest0-21swapper/307:10:143
380714399230,19cyclictest0-21swapper/310:55:123
3807140992319,2cyclictest0-21swapper/210:20:102
380714099230,20cyclictest0-21swapper/209:50:122
380714099230,19cyclictest0-21swapper/211:25:112
380714099230,19cyclictest0-21swapper/209:40:132
3807138992318,4cyclictest0-21swapper/107:50:141
3807138992314,6cyclictest0-21swapper/109:35:121
380713899231,3cyclictest3812149-21apt-config07:15:001
380713899230,20cyclictest0-21swapper/110:20:101
380713899230,20cyclictest0-21swapper/108:55:131
380713899230,20cyclictest0-21swapper/107:25:121
380713899230,1cyclictest3813294-21ps07:15:141
380713399232,20cyclictest3920087-21apt-get09:00:120
380713399232,20cyclictest3920087-21apt-get09:00:110
3807133992319,3cyclictest3878997-21apt-get08:20:130
3807133992319,2cyclictest4124453-21apt-get12:20:110
3807133992319,2cyclictest4119348-21apt-get12:15:090
380713399231,20cyclictest3812798-21apt-get07:15:090
380713399230,3cyclictest4036970-21sh10:55:000
3807143992220,1cyclictest3904859-21apt-get08:45:123
3807143992218,3cyclictest3971019-21cron09:50:003
3807143992218,2cyclictest3900290-21irqcore08:40:153
380714399221,20cyclictest4068369-21apt-get11:25:103
380714399220,19cyclictest0-21swapper/312:10:123
380714399220,19cyclictest0-21swapper/311:00:103
380714399220,19cyclictest0-21swapper/309:10:113
380714399220,19cyclictest0-21swapper/308:50:143
380714399220,19cyclictest0-21swapper/307:30:133
380714399220,18cyclictest0-21swapper/308:20:133
3807140992219,2cyclictest514-21in:imuxsock10:30:002
3807140992219,2cyclictest3857617-21ntpq07:55:212
3807140992219,1cyclictest0-21swapper/210:10:222
3807140992218,2cyclictest0-21swapper/207:45:132
3807140992218,1cyclictest0-21swapper/211:35:142
380714099220,21cyclictest64-21kcompactd008:19:072
380714099220,20cyclictest4093661-21apt-get11:50:112
380714099220,20cyclictest0-21swapper/212:35:212
380714099220,20cyclictest0-21swapper/212:25:122
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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