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2026-03-16 - 10:46
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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 Mon Mar 16, 2026 00:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
384222993529,5cyclictest454885-21fwupd20:18:013
384222993119,2cyclictest706475-21grep00:25:163
38422299290,20cyclictest0-21swapper/320:45:123
384217992926,2cyclictest454885-21fwupd20:18:031
384222992819,2cyclictest552759-21apt-get21:55:143
38422299280,20cyclictest634522-21gpgv23:15:003
38422299270,20cyclictest0-21swapper/322:00:123
38422299270,19cyclictest0-21swapper/323:35:143
38421799272,20cyclictest384424-21apt-get19:10:121
38421799271,22cyclictest394556-21apt-get19:20:101
384222992619,2cyclictest0-21swapper/300:30:123
384222992618,2cyclictest496395-21apt-get21:00:103
38422299261,21cyclictest568386-21apt-get22:10:123
38421799262,21cyclictest547641-21apt-get21:50:121
38421799261,21cyclictest389501-21apt-get19:15:111
38421799260,23cyclictest614562-21cut22:55:151
38421799260,23cyclictest553246-21sed21:55:171
38421399261,3cyclictest608973-21apt-get22:50:120
38422299250,19cyclictest0-21swapper/320:50:123
38421999251,21cyclictest685779-21apt-get00:05:112
38421799252,3cyclictest481170-21apt-get20:45:121
38421799252,2cyclictest655458-21apt-get23:35:131
384217992520,2cyclictest521828-21apt-get21:25:111
38421799251,21cyclictest680727-21apt-get00:00:131
38421799251,21cyclictest475652-21apt-get20:40:101
38421799251,21cyclictest475652-21apt-get20:40:101
38421799251,21cyclictest465471-21apt-get20:30:141
38421799251,21cyclictest455332-21apt-get20:20:121
38421799251,21cyclictest0-21swapper/122:35:091
38421799251,21cyclictest0-21swapper/122:25:111
38421799250,21cyclictest420381-21grep19:45:161
38421399251,22cyclictest445163-21apt-get20:10:130
38421399251,22cyclictest408394-21memory19:30:190
384222992420,2cyclictest531989-21apt-get21:35:113
384219992420,2cyclictest690832-21apt-get00:10:102
384219992420,2cyclictest650366-21apt-get23:30:102
384217992419,3cyclictest603893-21apt-get22:45:101
38421799241,2cyclictest711073-21apt-get00:30:121
38421799241,20cyclictest0-21swapper/121:20:111
38421799240,4cyclictest496882-21sed21:00:131
38421399243,20cyclictest470290-21sh20:35:000
384213992420,3cyclictest171ktimers/021:30:120
384213992420,2cyclictest470561-21apt-get20:35:110
38421399241,3cyclictest670615-21apt-get23:50:100
38421399241,3cyclictest645312-21apt-get23:25:120
38421399241,3cyclictest645312-21apt-get23:25:110
38421399241,3cyclictest592599-21ntpq22:30:210
38421399241,3cyclictest414818-21apt-get19:40:110
38421399241,21cyclictest450240-21apt-get20:15:120
38421399241,21cyclictest430002-21apt-get19:55:110
384222992319,2cyclictest645801-21sort23:25:163
384222992319,2cyclictest645801-21sort23:25:163
384222992317,1cyclictest0-21swapper/322:05:113
38422299231,2cyclictest665563-21apt-get23:45:123
38422299231,2cyclictest588758-21apt-get22:30:123
38422299231,20cyclictest0-21swapper/319:55:123
38422299230,21cyclictest429723-21cron19:54:593
38422299230,20cyclictest0-21swapper/323:05:123
38422299230,20cyclictest0-21swapper/320:35:123
38421999230,20cyclictest573454-21apt-get22:15:122
384217992319,2cyclictest660512-21seq23:40:121
384217992319,2cyclictest399588-21apt-get19:25:111
384217992319,2cyclictest0-21swapper/123:10:111
38421799231,2cyclictest505394-21ntpq21:05:201
38421799231,21cyclictest645798-21sed23:25:161
38421799231,21cyclictest645798-21sed23:25:151
38421799230,3cyclictest424951-21taskset19:50:121
38421799230,21cyclictest578278-21cron22:20:001
38421799230,20cyclictest0-21swapper/123:50:101
38421799230,20cyclictest0-21swapper/120:25:121
38421799230,20cyclictest0-21swapper/119:55:111
38421799230,19cyclictest0-21swapper/100:20:111
38421399231,21cyclictest583677-21apt-get22:25:110
38421399231,20cyclictest0-21swapper/023:20:120
38421399231,20cyclictest0-21swapper/022:40:110
38421399231,20cyclictest0-21swapper/019:15:120
384222992219,2cyclictest603640-21munin-run22:45:003
384222992219,2cyclictest542594-21apt-get21:45:103
384222992219,1cyclictest0-21swapper/321:05:113
384222992218,3cyclictest635179-21apt-get23:15:123
38422299220,20cyclictest526923-21chrt21:30:113
38422299220,20cyclictest0-21swapper/323:30:103
38422299220,19cyclictest0-21swapper/323:50:123
38422299220,19cyclictest0-21swapper/321:50:113
384219992219,2cyclictest578554-21apt-get22:20:132
384219992219,1cyclictest0-21swapper/200:15:122
384219992218,3cyclictest261-21systemd-journal00:25:002
38421999221,1cyclictest0-21swapper/219:10:122
38421999220,20cyclictest409720-21apt-get19:35:112
38421999220,19cyclictest501455-21apt-get21:05:102
38421999220,19cyclictest0-21swapper/222:55:082
38421999220,19cyclictest0-21swapper/221:45:122
38421999220,19cyclictest0-21swapper/221:00:092
38421999220,19cyclictest0-21swapper/220:20:122
38421999220,19cyclictest0-21swapper/219:55:112
38421999220,19cyclictest0-21swapper/219:50:122
384217992219,1cyclictest0-21swapper/121:40:111
384217992218,2cyclictest675666-21apt-get23:55:121
384217992217,4cyclictest439832-21cron20:05:011
384217992217,3cyclictest514-21in:imuxsock00:15:011
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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