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2026-05-28 - 21:58
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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 May 28, 2026 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
46424799272,21cyclictest734793-21apt-get11:35:111
464249992619,5cyclictest729453-21cron11:30:012
46424999261,23cyclictest3777322-21systemd-journal07:55:002
46424999261,21cyclictest561957-21apt-get08:45:132
46424799261,21cyclictest780816-21apt-get12:20:121
46424799260,23cyclictest497464-21sed07:40:181
46424799260,23cyclictest497464-21sed07:40:171
46424499261,22cyclictest627655-21apt-get09:50:120
46425599251,20cyclictest531104-21apt-get08:15:123
46424999251,20cyclictest0-21swapper/211:40:122
46424799251,21cyclictest755466-21apt-get11:55:101
46424799251,20cyclictest587198-21apt-get09:10:101
46424799251,20cyclictest556913-21apt-get08:40:111
464244992522,2cyclictest4032208-21kworker/0:0+pm11:20:020
46424499251,22cyclictest724632-21apt-get11:25:110
46424499251,22cyclictest538284-21grep08:20:180
464255992419,4cyclictest516-21rs:main3
464255992419,3cyclictest526006-21taskset08:10:103
46425599241,20cyclictest520927-21apt-get08:05:123
46425599240,20cyclictest64-21kcompactd009:15:083
464249992419,3cyclictest510395-21apt-get07:55:122
464249992419,3cyclictest3871586-21snmpd10:10:102
46424999241,21cyclictest702809-21ntpq11:00:182
46424999241,21cyclictest570957-21ntpq08:50:222
46424799242,3cyclictest480061-21apt-get07:25:111
464247992420,2cyclictest673668-21apt-get10:35:111
464247992419,2cyclictest515874-21apt-get08:00:121
46424799241,20cyclictest714469-21apt-get11:15:121
46424799241,20cyclictest637791-21apt-get10:00:101
46424799241,20cyclictest490188-21apt-get07:35:091
46424799241,20cyclictest0-21swapper/108:15:111
46424799240,20cyclictest64-21kcompactd010:55:081
46424499242,21cyclictest16-21ksoftirqd/011:50:170
46424499242,20cyclictest485115-21apt-get07:30:120
464244992419,4cyclictest759353-21sshd11:55:180
46424499241,22cyclictest770394-21cron12:10:000
46424499241,21cyclictest541708-21apt-get08:25:110
46424499241,21cyclictest535042-21ntpq08:15:200
46424499241,21cyclictest0-21swapper/007:25:120
46424499240,22cyclictest662839-21cron10:25:000
464255992319,2cyclictest469526-21apt-get07:15:123
464255992315,6cyclictest652985-21taskset10:15:123
46425599231,2cyclictest775742-21apt-get12:15:123
46425599231,20cyclictest0-21swapper/307:30:123
46425599231,19cyclictest0-21swapper/311:40:153
46425599230,20cyclictest0-21swapper/310:40:103
464249992320,2cyclictest582120-21apt-get09:05:112
46424999231,2cyclictest668639-21apt-get10:30:112
46424999231,2cyclictest0-21swapper/207:15:122
46424999231,20cyclictest0-21swapper/211:20:122
46424999231,19cyclictest0-21swapper/207:40:112
46424999231,19cyclictest0-21swapper/207:40:112
464247992321,1cyclictest541034-21dpkg08:25:011
464247992320,2cyclictest739862-21apt-get11:40:111
464247992319,2cyclictest597334-21apt-get09:20:121
464247992319,2cyclictest542194-21grep08:25:151
464247992318,3cyclictest702-21runrttasks09:55:221
464247992317,4cyclictest566737-21sh08:50:001
464247992317,4cyclictest0-21swapper/109:55:001
46424799231,2cyclictest744928-21apt-get11:45:091
46424799231,20cyclictest789936-21ntpq12:25:221
46424799230,22cyclictest479356-21cron07:25:001
46424799230,21cyclictest464941-21irqcore07:10:161
46424799230,21cyclictest0-21swapper/110:15:111
46424799230,20cyclictest0-21swapper/112:15:101
464244992319,3cyclictest0-21swapper/011:15:120
464244992319,2cyclictest663114-21apt-get10:25:100
464244992317,5cyclictest0-21swapper/008:55:110
46424499231,2cyclictest0-21swapper/008:40:110
46424499231,20cyclictest647927-21apt-get10:10:110
46424499231,20cyclictest0-21swapper/010:45:100
46424499230,21cyclictest1-21systemd08:00:000
464255992219,2cyclictest556913-21apt-get08:40:113
464255992219,2cyclictest495246-21apt-get07:40:123
464255992219,2cyclictest495246-21apt-get07:40:123
46425599221,2cyclictest698914-21apt-get11:00:113
46425599220,2cyclictest739611-21awk11:40:013
46425599220,19cyclictest0-21swapper/311:10:113
46425599220,19cyclictest0-21swapper/307:20:133
464249992219,2cyclictest541006-21idleruntime-cro08:25:012
464249992219,2cyclictest0-21swapper/207:30:112
464249992219,1cyclictest0-21swapper/212:05:112
464249992218,3cyclictest689306-21tr10:50:152
464249992218,3cyclictest531587-21ps08:15:152
464249992218,2cyclictest0-21swapper/211:45:082
464249992217,3cyclictest733416-21grep11:30:162
464249992217,3cyclictest0-21swapper/210:25:182
46424999221,2cyclictest0-21swapper/212:10:112
46424999221,1cyclictest0-21swapper/209:30:112
46424999220,2cyclictest0-21swapper/209:15:112
46424999220,2cyclictest0-21swapper/207:10:122
46424999220,20cyclictest3777322-21systemd-journal10:04:592
46424999220,20cyclictest0-21swapper/212:30:482
46424999220,1cyclictest632752-21apt-get09:55:102
46424999220,19cyclictest0-21swapper/210:05:112
464247992219,1cyclictest0-21swapper/110:25:101
464247992218,3cyclictest658040-21apt-get10:20:121
464247992218,2cyclictest719521-21apt-get11:20:121
46424799220,2cyclictest702-21runrttasks09:40:111
464244992219,2cyclictest0-21swapper/011:00:100
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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