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2026-05-02 - 22:46
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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 Sat May 02, 2026 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
357992799311,2cyclictest0-21swapper/308:45:163
357992799310,3cyclictest3651998-21sort08:20:163
3579927992918,9cyclictest3763810-21sort10:10:143
357992799287,9cyclictest3691728-21systemd-run09:00:013
3579927992819,7cyclictest0-21swapper/309:30:133
3579927992813,5cyclictest0-21swapper/309:05:013
357992799280,19cyclictest0-21swapper/308:25:133
357992799271,20cyclictest3895371-21apt-get12:20:113
3579927992617,7cyclictest3834263-21cron11:20:003
3579927992617,7cyclictest3834263-21cron11:20:003
3579927992615,9cyclictest3840551-21sort11:25:173
357992799260,20cyclictest3875529-21ps12:00:163
357992799260,19cyclictest0-21swapper/308:50:113
357992799251,21cyclictest3666671-21apt-get08:35:113
357992799250,1cyclictest0-21swapper/309:10:133
357992599252,21cyclictest0-21swapper/210:55:002
357992599251,21cyclictest0-21swapper/209:10:012
357992299252,20cyclictest3763313-21apt-get10:10:111
3579922992520,3cyclictest3793651-21apt-get10:40:101
3579922992520,3cyclictest3590253-21apt-get07:20:121
357992299251,20cyclictest0-21swapper/112:20:121
357992299251,20cyclictest0-21swapper/109:40:101
357992299250,22cyclictest3585659-21grep07:15:161
357992099252,21cyclictest3732916-21apt-get09:40:110
3579927992420,2cyclictest3748128-21apt-get09:55:123
357992599242,2cyclictest3616024-21apt-get07:45:122
357992599241,20cyclictest3854742-21apt-get11:40:132
357992599241,20cyclictest3834537-21apt-get11:20:122
357992599241,20cyclictest3834537-21apt-get11:20:122
357992599241,20cyclictest3808852-21apt-get10:55:112
3579922992420,2cyclictest3671728-21apt-get08:40:111
3579922992419,3cyclictest261-21systemd-journal12:00:001
3579922992418,3cyclictest0-21swapper/111:30:111
357992299241,21cyclictest3621580-21sed07:50:151
357992299240,21cyclictest0-21swapper/107:55:111
357992099242,2cyclictest3661616-21apt-get08:30:120
3579920992420,2cyclictest3803831-21apt-get10:50:120
3579920992419,3cyclictest3793391-21munin-plugin-st10:40:000
3579920992419,3cyclictest3768090-21cron10:15:000
357992099241,3cyclictest3798734-21apt-get10:45:130
357992099241,3cyclictest3686918-21apt-get08:55:110
357992099241,21cyclictest3844651-21apt-get11:30:110
357992099240,22cyclictest3747872-21basename09:55:010
3579927992320,1cyclictest3717705-21apt-get09:25:133
3579927992319,3cyclictest0-21swapper/311:10:113
3579927992318,4cyclictest261-21systemd-journal11:40:003
3579927992315,7cyclictest3802597-21needreboot10:45:203
3579927992314,7cyclictest0-21swapper/307:15:003
357992799231,20cyclictest3905520-21apt-get12:30:113
357992799230,1cyclictest0-21swapper/312:35:133
357992799230,19cyclictest3727841-21apt-get09:35:133
357992799230,19cyclictest0-21swapper/310:05:123
3579925992320,2cyclictest3702559-21apt-get09:10:122
3579925992319,2cyclictest3743074-21apt-get09:50:122
3579925992319,2cyclictest3625860-21sh07:54:592
357992599231,19cyclictest0-21swapper/207:35:172
357992599230,20cyclictest0-21swapper/209:35:122
357992599230,20cyclictest0-21swapper/208:05:142
3579922992319,2cyclictest3641347-21apt-get08:10:121
3579922992319,2cyclictest3595354-21apt-get07:25:121
3579922992319,2cyclictest0-21swapper/112:00:121
3579922992319,2cyclictest0-21swapper/111:05:131
3579922992319,2cyclictest0-21swapper/110:55:111
3579922992319,2cyclictest0-21swapper/109:25:121
3579922992319,2cyclictest0-21swapper/109:15:111
3579922992319,2cyclictest0-21swapper/109:05:131
3579922992318,3cyclictest3758743-21grep10:05:171
3579922992318,3cyclictest3631676-21ps08:00:171
357992299231,2cyclictest3753158-21apt-get10:00:111
357992299231,2cyclictest3636272-21apt-get08:05:141
357992299231,2cyclictest0-21swapper/108:50:121
357992299231,20cyclictest0-21swapper/109:45:111
3579920992320,2cyclictest3651506-21apt-get08:20:130
3579920992320,2cyclictest0-21swapper/007:50:120
3579920992319,3cyclictest3890290-21apt-get12:15:120
357992099231,2cyclictest3626135-21apt-get07:55:110
357992099231,21cyclictest0-21swapper/011:20:130
357992099231,21cyclictest0-21swapper/011:20:120
357992099231,20cyclictest3783519-21apt-get10:30:130
357992099230,21cyclictest3651252-21basename08:20:000
357992099230,21cyclictest3616509-21ps07:45:170
3579927992219,2cyclictest3697054-21apt-get09:05:133
3579927992216,5cyclictest0-21swapper/312:10:003
357992799221,2cyclictest3707612-21apt-get09:15:113
357992799220,21cyclictest3616528-21cut07:45:173
357992799220,19cyclictest0-21swapper/311:00:123
357992799220,19cyclictest0-21swapper/308:10:143
3579925992220,1cyclictest2875-21cron08:40:002
3579925992219,2cyclictest0-21swapper/208:20:122
3579925992219,1cyclictest0-21swapper/208:25:222
3579925992218,2cyclictest3875032-21apt-get12:00:122
3579925992218,2cyclictest3778780-21modprobe10:25:152
357992599221,2cyclictest3885188-21apt-get12:10:112
357992599221,18cyclictest3788574-21apt-get10:35:122
357992599220,2cyclictest3748131-21runrttasks09:55:112
357992599220,20cyclictest0-21swapper/207:15:122
357992599220,19cyclictest0-21swapper/211:15:122
357992599220,19cyclictest0-21swapper/211:15:122
357992599220,19cyclictest0-21swapper/211:05:132
3579922992219,2cyclictest0-21swapper/112:35:141
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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