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2026-01-02 - 00:34
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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 Thu Jan 01, 2026 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3739471993027,2cyclictest3836089-21fwupd08:41:352
3739471992720,4cyclictest3786030-21apt-get07:55:102
373946999272,21cyclictest3897807-21apt-get09:45:101
373947199261,5cyclictest261-21systemd-journal09:00:012
373946599262,22cyclictest3831587-21apt-get08:40:120
373946599262,21cyclictest4051159-21apt-get12:15:120
373946599262,21cyclictest3892763-21apt-get09:40:120
373947499252,2cyclictest3979845-21apt-get11:05:133
373946599252,21cyclictest3820255-21ntpq08:25:220
3739465992520,3cyclictest4056238-21apt-get12:20:130
3739465992519,3cyclictest4010263-21apt-get11:35:130
373946599251,21cyclictest3944327-21apt-get10:30:130
3739474992419,3cyclictest3944046-21cron10:30:003
373947499241,20cyclictest3857371-21apt-get09:05:123
373947499241,20cyclictest0-21swapper/309:25:123
373947499240,20cyclictest0-21swapper/307:10:113
3739471992419,4cyclictest4050881-21cron12:15:002
3739471992419,3cyclictest3918554-21apt-get10:05:102
373947199241,3cyclictest3911851-21ntpq09:55:212
373947199241,2cyclictest3841722-21apt-get08:50:122
373947199241,20cyclictest3791088-21apt-get08:00:112
373947199241,20cyclictest3791088-21apt-get08:00:112
373947199241,19cyclictest0-21swapper/208:30:132
373947199240,21cyclictest4041053-21apt-get12:05:122
373947199240,21cyclictest0-21swapper/211:15:112
373947199240,20cyclictest3836651-21apt-get08:45:112
373946999241,2cyclictest3902880-21apt-get09:50:121
373946999241,20cyclictest4036000-21apt-get12:00:141
3739465992419,2cyclictest4046109-21apt-get12:10:140
3739465992419,2cyclictest0-21swapper/008:00:110
3739465992419,2cyclictest0-21swapper/008:00:110
373946599241,2cyclictest3775957-21apt-get07:45:110
373946599241,22cyclictest4015340-21apt-get11:40:140
373946599241,21cyclictest3847237-21apt-get08:55:130
373946599241,21cyclictest3826512-21apt-get08:35:120
373946599241,21cyclictest3744761-21apt-get07:15:110
373946599241,21cyclictest0-21swapper/009:05:110
3739474992318,2cyclictest4066369-21apt-get12:30:123
373947499231,2cyclictest0-21swapper/312:00:223
373947499230,22cyclictest3816154-21sleep08:25:013
373947499230,21cyclictest3775302-21unin-run07:45:013
373947499230,20cyclictest0-21swapper/312:25:123
373947499230,20cyclictest0-21swapper/312:10:143
373947499230,20cyclictest0-21swapper/310:10:123
373947499230,20cyclictest0-21swapper/310:05:113
373947499230,20cyclictest0-21swapper/308:35:143
3739471992319,2cyclictest0-21swapper/209:05:112
373947199231,2cyclictest0-21swapper/210:20:142
373947199231,2cyclictest0-21swapper/207:25:132
373947199231,21cyclictest4030383-21apt-config11:55:012
373947199230,21cyclictest0-21swapper/211:10:122
373947199230,20cyclictest0-21swapper/207:15:112
3739469992320,2cyclictest1-21systemd08:40:011
3739469992319,2cyclictest3760351-21apt-get07:30:141
373946999231,19cyclictest3821436-21apt-get08:30:121
373946999230,20cyclictest3806612-21chrt08:15:151
373946999230,20cyclictest0-21swapper/108:20:111
3739465992320,2cyclictest3990019-21apt-get11:15:110
3739465992320,1cyclictest3781010-21apt-get07:50:100
3739465992319,2cyclictest3995077-21apt-get11:20:120
373946599231,2cyclictest0-21swapper/011:50:140
373946599231,2cyclictest0-21swapper/010:15:120
373946599231,20cyclictest3801264-21apt-get08:10:120
373946599230,22cyclictest3873493-21/usr/sbin/munin09:20:160
373946599230,21cyclictest3919046-21sed10:05:150
3739474992219,2cyclictest3913427-21apt-get10:00:013
3739474992219,2cyclictest3754638-21apt-key07:25:003
3739474992219,1cyclictest0-21swapper/309:40:123
3739474992218,3cyclictest3840606-21ntpq08:45:213
3739474992218,2cyclictest3756248-21sed07:25:173
373947499220,20cyclictest3836391-21munin-run08:45:003
373947499220,19cyclictest0-21swapper/309:45:103
373947499220,19cyclictest0-21swapper/308:30:133
3739471992218,2cyclictest4066369-21apt-get12:30:132
3739471992218,2cyclictest0-21swapper/212:25:122
373947199221,20cyclictest0-21swapper/207:45:102
373947199221,1cyclictest0-21swapper/207:40:122
373947199220,20cyclictest0-21swapper/211:45:112
373947199220,20cyclictest0-21swapper/207:50:102
3739469992218,3cyclictest4066372-21chrt12:30:121
373946999221,1cyclictest4025470-21apt-get11:50:151
373946999220,3cyclictest3775298-21systemd-run07:45:011
373946999220,19cyclictest0-21swapper/112:35:131
373946999220,19cyclictest0-21swapper/110:55:121
373946999220,19cyclictest0-21swapper/109:40:121
373946999220,19cyclictest0-21swapper/109:20:111
373946999220,19cyclictest0-21swapper/108:40:121
373946999220,19cyclictest0-21swapper/107:20:111
3739465992219,2cyclictest0-21swapper/009:15:090
3739465992219,1cyclictest3912797-21https10:00:000
3739465992218,3cyclictest3754591-21cron07:25:000
3739465992218,3cyclictest0-21swapper/010:10:110
3739465992218,2cyclictest0-21swapper/009:10:110
373946599221,20cyclictest0-21swapper/007:30:140
373946599221,1cyclictest0-21swapper/009:50:120
373946599220,21cyclictest0-21swapper/009:35:110
373946599220,20cyclictest3959537-21apt-get10:45:140
373946599220,20cyclictest3959537-21apt-get10:45:130
373946599220,20cyclictest0-21swapper/011:10:120
373946599220,20cyclictest0-21swapper/008:05:110
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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