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2026-06-14 - 13:28
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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 Jun 14, 2026 00:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2859285994542,2cyclictest3119374-21fwupd23:20:551
2859293993734,2cyclictest3145081-21cron23:50:003
285928599320,23cyclictest2859501-21seq19:10:111
285928899301,27cyclictest0-21swapper/200:10:152
285928899300,4cyclictest2915440-21basename20:05:002
285928899291,25cyclictest2859498-21apt-get19:10:122
285928899290,20cyclictest0-21swapper/219:30:122
2859285992920,8cyclictest1-21systemd21:54:591
2859285992918,10cyclictest1-21systemd22:15:001
2859288992819,7cyclictest0-21swapper/221:30:102
285928899281,20cyclictest3155502-21apt-get00:00:122
285928899280,2cyclictest2889935-21taskset19:40:122
285928599281,20cyclictest3099742-21apt-get23:05:101
285928599280,1cyclictest0-21swapper/121:15:231
285928599280,1cyclictest0-21swapper/119:40:111
2859288992715,10cyclictest2976995-21irqcore21:05:182
285928899271,19cyclictest0-21swapper/219:50:132
285928899270,20cyclictest2981977-21apt-get21:10:132
285928899270,1cyclictest3048414-21systemd-run22:15:002
285928899270,1cyclictest0-21swapper/222:20:112
285928899270,1cyclictest0-21swapper/220:25:252
285928599270,19cyclictest0-21swapper/123:15:121
2859283992724,2cyclictest2955747-21sshd20:42:110
285929399262,21cyclictest2864573-21apt-get19:15:113
2859288992619,6cyclictest2869631-21apt-get19:20:112
2859288992616,9cyclictest3196349-21cron00:40:012
285928899261,22cyclictest2926323-21ps20:15:162
285928899261,22cyclictest2926323-21ps20:15:152
285928899261,18cyclictest3017607-21unin-run21:45:002
285928899260,20cyclictest2859278-21cyclictest20:50:142
285928899260,1cyclictest0-21swapper/223:15:122
285928899260,1cyclictest0-21swapper/221:15:222
285928899260,18cyclictest0-21swapper/220:45:012
2859285992618,7cyclictest0-21swapper/122:00:121
2859285992615,9cyclictest3777322-21systemd-journal00:40:001
285928399261,22cyclictest2981269-21cron21:10:000
285929399251,21cyclictest3038528-21apt-get22:05:123
285929399251,20cyclictest2992153-21apt-get21:20:123
285928899251,22cyclictest2966410-21apt-get20:55:132
285928899251,20cyclictest2874682-21apt-get19:25:122
285928899250,23cyclictest0-21swapper/222:00:122
285928899250,22cyclictest0-21swapper/220:20:132
285928899250,20cyclictest0-21swapper/222:50:162
285928599252,3cyclictest3059240-21apt-get22:25:121
2859285992519,4cyclictest3002283-21apt-get21:30:111
2859285992518,5cyclictest0-21swapper/121:45:001
285928599251,21cyclictest3089587-21apt-get22:55:111
285928599250,23cyclictest0-21swapper/100:10:151
285928599250,1cyclictest0-21swapper/122:20:121
285928599250,1cyclictest0-21swapper/121:10:131
285928599250,1cyclictest0-21swapper/119:50:131
285928599250,1cyclictest0-21swapper/100:00:121
285928599250,18cyclictest0-21swapper/122:50:161
285928399251,3cyclictest3079459-21apt-get22:45:120
285928399251,22cyclictest3069375-21apt-get22:35:110
285928399251,22cyclictest2889932-21apt-get19:40:110
285929399240,20cyclictest2951181-21apt-get20:40:123
2859288992420,2cyclictest3160595-21apt-get00:05:132
285928899241,3cyclictest2950035-21ntpq20:35:212
2859288992413,2cyclictest3079189-21sh22:45:002
285928899241,20cyclictest0-21swapper/223:20:132
285928899241,19cyclictest3028402-21apt-get21:55:152
2859285992414,9cyclictest2945856-21idleruntime-cro20:35:001
285928399242,2cyclictest2987054-21apt-get21:15:140
2859283992420,2cyclictest3165690-21apt-get00:10:160
2859283992420,2cyclictest3043558-21apt-get22:10:100
2859283992420,2cyclictest2997229-21apt-get21:25:120
2859283992420,2cyclictest2936007-21apt-get20:25:140
285928399241,3cyclictest3145360-21apt-get23:50:130
285928399241,3cyclictest3017844-21apt-get21:45:120
285928399241,3cyclictest3006156-21ntpq21:30:200
285928399241,2cyclictest3176276-21apt-get00:20:120
285928399241,2cyclictest0-21swapper/019:55:120
285928399241,21cyclictest3104793-21apt-get23:10:100
285928399241,21cyclictest3054165-21apt-get22:20:120
285928399241,21cyclictest3049063-21apt-get22:15:130
285928399241,21cyclictest3007761-21apt-get21:35:100
285928399241,21cyclictest2895505-21ps19:45:170
285928399241,21cyclictest0-21swapper/023:55:130
285928399240,20cyclictest64-21kcompactd019:50:110
285929399231,2cyclictest1-21systemd21:49:593
285929399231,20cyclictest3135243-21apt-get23:40:113
285929399230,19cyclictest0-21swapper/321:55:143
285928899238,2cyclictest0-21swapper/221:00:162
2859288992319,2cyclictest3170755-21apt-get00:15:122
2859288992317,5cyclictest0-21swapper/221:20:112
285928899231,20cyclictest2915696-21apt-get20:05:122
285928899230,22cyclictest0-21swapper/219:48:032
285928899230,20cyclictest0-21swapper/223:00:112
2859285992318,4cyclictest0-21swapper/120:10:111
285928599230,21cyclictest0-21swapper/123:00:111
285928599230,21cyclictest0-21swapper/119:30:131
285928599230,20cyclictest0-21swapper/121:05:121
285928599230,1cyclictest500-21dbus-daemon20:45:011
285928599230,1cyclictest0-21swapper/120:50:131
2859283992320,2cyclictest3119994-21apt-get23:25:120
2859283992319,2cyclictest3099742-21apt-get23:05:120
2859283992319,2cyclictest0-21swapper/022:55:110
285928399231,3cyclictest2869631-21apt-get19:20:110
285928399231,21cyclictest0-21swapper/020:10:190
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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