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2026-06-16 - 13:58
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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 Tue Jun 16, 2026 00:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
560593992618,6cyclictest685520-21sed21:10:183
560587992621,3cyclictest842439-21apt-get23:45:111
560583992622,3cyclictest724530-21sh21:50:000
56058399261,22cyclictest801731-21apt-get23:05:130
56059399252,2cyclictest842439-21apt-get23:45:113
56059399251,3cyclictest806796-21apt-get23:10:123
56059399251,23cyclictest591780-21runrttasks19:40:103
56059399251,22cyclictest0-21swapper/320:20:123
56059399251,21cyclictest0-21swapper/320:05:143
56059399251,21cyclictest0-21swapper/300:35:123
56059399250,22cyclictest883124-21cron00:25:003
56059399250,21cyclictest0-21swapper/300:15:113
560590992520,3cyclictest714194-21apt-get21:40:122
56058799252,20cyclictest878370-21apt-get00:20:111
56058799251,22cyclictest775681-21users22:35:251
56058799251,20cyclictest622149-21apt-get20:10:131
56058799251,20cyclictest560807-21apt-get19:10:111
56058399251,21cyclictest0-21swapper/019:40:100
56058399250,2cyclictest1-21systemd21:33:570
560593992420,3cyclictest601865-21apt-get19:50:123
560593992420,2cyclictest847537-21apt-get23:50:113
560593992420,2cyclictest822122-21apt-get23:25:123
560593992419,3cyclictest0-21swapper/323:35:133
560593992418,5cyclictest693907-21ps21:20:153
56059399241,3cyclictest0-21swapper/321:40:133
56059399241,2cyclictest0-21swapper/319:45:113
56059099242,2cyclictest571366-21apt-get19:20:122
56059099242,19cyclictest781432-21apt-get22:45:122
56059099241,20cyclictest693412-21apt-get21:20:112
56059099241,20cyclictest596811-21apt-get19:45:112
56058799241,20cyclictest709080-21apt-get21:35:121
560583992422,1cyclictest0-21swapper/023:50:100
56058399241,3cyclictest827194-21apt-get23:30:140
56058399241,2cyclictest817007-21apt-get23:20:110
56058399241,2cyclictest796659-21apt-get23:00:110
56058399241,20cyclictest766178-21apt-get22:30:120
56058399240,20cyclictest0-21swapper/021:40:120
560593992320,2cyclictest724532-21idleruntime-cro21:49:593
560593992320,2cyclictest500-21dbus-daemon19:20:003
560593992319,2cyclictest0-21swapper/321:30:113
560593992319,2cyclictest0-21swapper/320:35:143
560593992317,4cyclictest643288-21irqcore20:30:163
56059399231,2cyclictest0-21swapper/323:05:143
56059399231,2cyclictest0-21swapper/322:05:123
56059399231,21cyclictest0-21swapper/321:35:223
56059399231,20cyclictest0-21swapper/319:20:123
56059399230,21cyclictest751481-21tr22:15:163
56059399230,20cyclictest0-21swapper/319:25:123
56059099232,20cyclictest657998-21apt-get20:45:112
560590992319,2cyclictest897487-21ntpq00:35:212
560590992319,2cyclictest626911-21apt20:14:592
560590992318,3cyclictest617097-21apt-get20:05:142
56059099230,20cyclictest0-21swapper/222:35:122
560587992318,3cyclictest873314-21apt-get00:15:101
56058799231,2cyclictest663051-21apt-get20:50:111
56058799231,20cyclictest656848-21ntpq20:40:211
56058799231,1cyclictest740432-21apt-get22:05:121
56058799230,21cyclictest647589-21cron20:35:001
56058799230,20cyclictest761109-21apt-get22:25:121
560583992320,2cyclictest893539-21apt-get00:35:110
560583992319,2cyclictest601865-21apt-get19:50:110
560583992319,2cyclictest581565-21apt-get19:30:110
560583992318,2cyclictest647867-21apt-get20:35:140
560583992315,6cyclictest693910-21grep21:20:150
56058399231,2cyclictest0-21swapper/023:10:130
56058399230,21cyclictest647655-21cat20:35:000
56058399230,20cyclictest0-21swapper/019:25:120
56058399230,1cyclictest0-21swapper/019:45:110
56058399230,19cyclictest0-21swapper/023:15:110
560593992219,2cyclictest667125-21/usr/sbin/munin20:50:223
560593992219,2cyclictest516-21rs:main3
560593992219,2cyclictest0-21swapper/320:10:133
56059399221,20cyclictest0-21swapper/319:57:233
56059399220,2cyclictest64-21kcompactd023:30:483
56059399220,21cyclictest868285-21cut00:10:173
56059399220,21cyclictest64-21kcompactd020:42:323
56059099220,4cyclictest663542-21sort20:50:152
56059099220,20cyclictest0-21swapper/221:50:002
56059099220,19cyclictest811889-21apt-get23:15:112
56059099220,19cyclictest0-21swapper/222:25:112
56059099220,19cyclictest0-21swapper/221:35:122
56059099220,19cyclictest0-21swapper/220:20:122
560587992219,2cyclictest832308-21apt-get23:35:111
560587992219,2cyclictest831204-21ntpq23:30:241
560587992219,2cyclictest745924-21apt-get22:10:121
56058799221,8cyclictest631970-21awk20:20:001
560587992217,4cyclictest858588-21ps00:00:171
560587992217,4cyclictest755768-21ls22:20:001
56058799220,2cyclictest867514-21cron00:10:001
56058799220,19cyclictest0-21swapper/123:00:111
56058799220,19cyclictest0-21swapper/120:45:101
56058799220,19cyclictest0-21swapper/120:25:121
56058799220,19cyclictest0-21swapper/119:30:111
56058799220,19cyclictest0-21swapper/100:35:121
560583992218,2cyclictest791568-21apt-get22:55:140
560583992218,2cyclictest791568-21apt-get22:55:130
560583992218,2cyclictest642455-21latency_hist20:30:010
560583992216,5cyclictest685522-21sort21:10:170
56058399220,2cyclictest570701-21true19:20:000
56058399220,2cyclictest0-21swapper/023:45:110
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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