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2026-08-22 - 04:05
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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 Sat Aug 22, 2026 00:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
415609399271,22cyclictest28322-21apt-get20:15:141
415609399271,22cyclictest28322-21apt-get20:15:141
415609999261,22cyclictest4161383-21apt-get19:15:133
415609599262,21cyclictest125113-21apt-get21:50:132
415609599261,22cyclictest206319-21ntpq23:05:222
415609599261,22cyclictest0-21swapper/223:40:102
415609999251,21cyclictest74433-21apt-get21:00:103
415609599252,2cyclictest258342-21apt-get00:00:112
4156095992522,2cyclictest516-21rs:main2
415609599251,2cyclictest134110-21ntpq21:55:202
415609599251,22cyclictest69089-21cron20:55:002
415609599251,21cyclictest18205-21apt-get20:05:132
415609599251,21cyclictest166294-21apt-get22:30:102
415609599251,21cyclictest114963-21apt-get21:40:112
415609599251,20cyclictest176497-21apt-get22:40:102
415609599251,19cyclictest0-21swapper/222:35:122
415609599250,5cyclictest150291-21cron22:15:002
415609599250,2cyclictest49091-21apt-get20:35:102
415609399251,21cyclictest94715-21apt-get21:20:121
415609399251,20cyclictest196825-21apt-get23:00:121
415608999255,2cyclictest171ktimers/023:16:240
4156099992420,2cyclictest145479-21apt-get22:10:133
415609999241,3cyclictest268453-21apt-get00:10:123
415609999241,20cyclictest248223-21apt-get23:50:123
415609999241,20cyclictest0-21swapper/323:20:173
415609599242,20cyclictest41-21ksoftirqd/200:00:002
4156095992421,1cyclictest0-21swapper/223:05:002
4156095992420,2cyclictest278639-21apt-get00:20:122
415609599241,3cyclictest84573-21apt-get21:10:122
415609599241,21cyclictest186662-21apt-get22:50:122
415609599241,21cyclictest0-21swapper/200:30:122
415609599240,21cyclictest0-21swapper/219:30:132
415609599240,20cyclictest0-21swapper/222:15:122
415609399241,3cyclictest4166475-21apt-get19:20:101
415609399241,20cyclictest4186811-21apt-get19:40:101
415609399241,20cyclictest288788-21apt-get00:30:111
415609399241,20cyclictest238061-21apt-get23:40:101
415609399241,20cyclictest217668-21apt-get23:20:121
415608999242,2cyclictest33817-21apt-get20:20:120
4156089992420,2cyclictest4176663-21apt-get19:30:130
4156089992420,2cyclictest227831-21apt-get23:30:120
415608999240,20cyclictest0-21swapper/000:35:130
4156099992319,3cyclictest13633-21ps20:00:163
4156099992319,2cyclictest0-21swapper/323:40:143
415609999231,2cyclictest109896-21apt-get21:35:113
415609999230,3cyclictest283978-21fw_conntrack00:25:133
415609999230,20cyclictest0-21swapper/323:00:113
415609999230,20cyclictest0-21swapper/321:45:113
415609999230,20cyclictest0-21swapper/319:30:123
415609999230,20cyclictest0-21swapper/300:20:123
415609999230,19cyclictest0-21swapper/322:50:123
4156095992320,1cyclictest0-21swapper/222:00:102
4156095992319,2cyclictest0-21swapper/219:25:092
415609599231,2cyclictest4186560-21munin-plugin-st19:39:592
415609599231,2cyclictest0-21swapper/219:20:102
415609599231,20cyclictest90146-21irqcore21:15:162
415609599231,20cyclictest0-21swapper/221:30:212
415609599230,2cyclictest263385-21apt-get00:05:122
415609599230,2cyclictest0-21swapper/220:25:122
415609599230,2cyclictest0-21swapper/220:25:122
415609599230,21cyclictest3000-21apt-get19:50:112
415609599230,20cyclictest0-21swapper/223:35:122
415609599230,20cyclictest0-21swapper/220:40:132
415609599230,20cyclictest0-21swapper/200:35:122
4156093992319,2cyclictest99758-21apt-get21:25:111
4156093992319,2cyclictest243131-21apt-get23:45:101
4156093992319,2cyclictest0-21swapper/123:50:111
4156093992318,4cyclictest273275-21sh00:19:551
415609399230,4cyclictest156167-21irqcore22:20:171
415609399230,20cyclictest0-21swapper/120:30:121
415609399230,19cyclictest0-21swapper/121:15:121
415609399230,19cyclictest0-21swapper/120:00:121
4156089992320,2cyclictest89399-21systemd-run21:15:010
4156089992318,4cyclictest181907-21cut22:45:140
415608999231,2cyclictest262206-21ntpq00:00:210
415608999231,20cyclictest268453-21apt-get00:10:120
415608999231,20cyclictest232945-21apt-get23:35:120
415608999231,20cyclictest0-21swapper/021:15:160
415608999231,19cyclictest79502-21apt-get21:05:120
415608999230,21cyclictest211rcuc/000:00:000
415608999230,20cyclictest107055-21sed21:30:210
415608999230,1cyclictest0-21swapper/021:40:110
4156099992219,2cyclictest4171566-21taskset19:25:093
4156099992218,2cyclictest54209-21apt-get20:40:123
4156099992218,2cyclictest207435-21apt-get23:10:123
4156099992217,3cyclictest191728-21apt-get22:55:093
415609999220,2cyclictest18208-21seq20:05:123
415609999220,20cyclictest278393-21idleruntime-cro00:20:013
415609999220,20cyclictest263388-21seq00:05:123
415609999220,19cyclictest0-21swapper/322:30:113
415609999220,19cyclictest0-21swapper/322:20:133
415609999220,19cyclictest0-21swapper/319:50:113
415609999220,19cyclictest0-21swapper/319:10:123
4156095992219,2cyclictest12875-21turbostat.cron19:59:592
4156095992219,1cyclictest0-21swapper/219:47:492
4156095992218,3cyclictest64-21kcompactd022:25:202
4156095992218,2cyclictest95202-21sed21:20:172
4156095992218,2cyclictest0-21swapper/200:10:122
415609599221,2cyclictest216533-21ntpq23:15:222
415609599221,20cyclictest0-21swapper/220:55:342
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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