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2026-07-18 - 13:38
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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 Jul 18, 2026 00:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2705653993818,10cyclictest3006602-21cron00:05:003
270564499322,20cyclictest2823218-21apt-get21:05:130
270564499310,21cyclictest2793242-21ps20:35:170
270565399300,3cyclictest2797551-21cron20:40:013
270564499301,2cyclictest3022556-21apt-get00:20:120
2705653992917,10cyclictest2975600-21cron23:35:013
270565399281,1cyclictest0-21swapper/321:55:123
270565399280,2cyclictest1-21systemd00:30:003
2705644992819,1cyclictest0-21swapper/020:15:130
2705653992720,5cyclictest2807989-21apt-get20:50:143
2705644992719,2cyclictest0-21swapper/020:50:140
2705644992718,2cyclictest2741459-21apt-get19:45:120
270564999262,20cyclictest2848639-21apt-get21:30:112
270564799261,21cyclictest2736409-21apt-get19:40:121
2705644992619,2cyclictest0-21swapper/023:05:120
2705644992619,1cyclictest0-21swapper/000:05:120
2705644992618,1cyclictest2874430-21apt-get21:55:130
270564499261,21cyclictest2986057-21apt-get23:45:100
2705653992517,6cyclictest2720862-21cron19:24:593
270565399251,21cyclictest2833432-21apt-get21:15:123
2705649992520,3cyclictest2828336-21apt-get21:10:122
270564999251,21cyclictest2904887-21apt-get22:25:122
270564999251,21cyclictest2904887-21apt-get22:25:112
270564999251,21cyclictest2879497-21apt-get22:00:112
270564999251,21cyclictest2797830-21taskset20:40:112
270564999251,21cyclictest2716041-21apt-get19:20:102
270564999251,21cyclictest0-21swapper/219:50:122
270564999251,21cyclictest0-21swapper/219:50:112
270564999251,20cyclictest0-21swapper/222:50:122
270564999251,20cyclictest0-21swapper/220:45:122
270564799253,3cyclictest0-21swapper/121:55:011
270564799251,21cyclictest2858754-21apt-get21:40:131
270564799251,21cyclictest2797827-21apt-get20:40:121
270564799251,20cyclictest2940326-21apt-get23:00:111
270564799251,20cyclictest2935282-21apt-get22:55:131
270564499251,22cyclictest2858480-21ls21:40:000
270565399240,22cyclictest2961159-21irqcore23:20:163
270565399240,21cyclictest0-21swapper/322:30:123
270565399240,1cyclictest0-21swapper/321:05:133
270565399240,1cyclictest0-21swapper/300:20:123
2705649992420,3cyclictest2761824-21apt-get20:05:122
2705649992420,2cyclictest2777058-21apt-get20:20:122
2705649992419,2cyclictest2913882-21ntpq22:30:212
270564999241,20cyclictest0-21swapper/221:50:142
270564999241,20cyclictest0-21swapper/220:50:142
270564999240,4cyclictest2956048-21ps23:15:152
2705647992420,2cyclictest2986057-21apt-get23:45:111
2705647992420,2cyclictest2756728-21apt-get20:00:101
270564799241,20cyclictest3017045-21apt-get00:15:121
270564499241,22cyclictest2975876-21apt-get23:35:120
270564499241,21cyclictest2960670-21apt-get23:20:120
270564499241,21cyclictest0-21swapper/023:50:130
270564499240,5cyclictest2915494-21tr22:35:150
270564499240,23cyclictest2787318-21apt-config20:30:010
2705653992318,4cyclictest2940825-21sed23:00:163
2705653992318,4cyclictest0-21swapper/321:35:113
270565399231,2cyclictest2950486-21apt-get23:10:133
270565399231,20cyclictest2955553-21apt-get23:15:113
270565399230,20cyclictest0-21swapper/323:55:113
2705649992319,2cyclictest0-21swapper/223:20:122
270564999231,2cyclictest0-21swapper/222:45:112
270564999231,2cyclictest0-21swapper/222:40:112
270564999231,21cyclictest2710702-21sh19:15:002
270564999231,20cyclictest0-21swapper/220:30:112
270564999231,19cyclictest0-21swapper/200:35:122
270564999230,20cyclictest2853684-21apt-get21:35:112
270564999230,20cyclictest0-21swapper/222:35:112
2705647992321,1cyclictest2731041-21cron19:35:001
2705647992319,2cyclictest2818125-21apt-get21:00:121
2705647992319,2cyclictest2787665-21apt-get20:30:101
270564799231,2cyclictest3027645-21apt-get00:25:101
270564799231,20cyclictest0-21swapper/119:45:121
270564799231,19cyclictest0-21swapper/120:50:141
270564799230,21cyclictest2833155-21cron21:15:011
270564799230,19cyclictest0-21swapper/123:35:121
270564799230,19cyclictest0-21swapper/100:35:121
2705644992319,3cyclictest3777322-21systemd-journal00:35:000
270564499231,2cyclictest2894726-21apt-get22:15:110
270564499231,2cyclictest2731319-21apt-get19:35:110
270564499231,21cyclictest0-21swapper/020:47:200
270564499231,20cyclictest3001788-21apt-get00:00:130
270564499231,20cyclictest2996221-21apt-get23:55:110
270564499231,19cyclictest2980966-21apt-get23:40:120
270564499230,21cyclictest2945135-21munin-run23:05:000
270564499230,21cyclictest2731043-21cron19:35:000
270564499230,21cyclictest0-21swapper/020:40:130
2705653992219,2cyclictest2705860-21apt-get19:10:113
2705653992218,2cyclictest2818125-21apt-get21:00:113
270565399221,19cyclictest0-21swapper/322:15:113
270565399220,2cyclictest2903810-21ntp_states22:20:213
270565399220,19cyclictest0-21swapper/319:50:123
270565399220,19cyclictest0-21swapper/319:50:113
270565399220,0cyclictest0-21swapper/323:05:113
2705649992219,2cyclictest0-21swapper/221:15:112
2705649992218,2cyclictest2771986-21apt-get20:15:122
270564999221,2cyclictest0-21swapper/219:40:122
270564999221,20cyclictest0-21swapper/223:05:122
270564999221,20cyclictest0-21swapper/222:55:182
270564999221,1cyclictest0-21swapper/220:10:102
270564999220,20cyclictest0-21swapper/223:25:122
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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