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2026-09-11 - 23:02
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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 Fri Sep 11, 2026 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
191832499320,4cyclictest2233826-21seq12:15:202
191832499301,2cyclictest2055796-21munin-run09:25:002
1918328992920,5cyclictest1995018-21apt-get08:25:113
191832899291,24cyclictest2061119-21apt-get09:30:153
191832499294,2cyclictest2214480-21idleruntime-cro12:00:002
191832499291,2cyclictest2204664-21ps11:50:162
191832499291,2cyclictest2127486-21apt-get10:35:142
191832499290,22cyclictest1968600-21gcc07:55:222
191832899282,22cyclictest1928654-21apt-get07:20:113
191832899281,2cyclictest2235009-21apt-get12:20:113
191832499280,19cyclictest0-21swapper/207:45:122
191832499280,19cyclictest0-21swapper/207:45:112
191832899275,2cyclictest0-21swapper/311:10:143
1918328992713,2cyclictest2203669-21latency_hist11:50:003
191832899271,23cyclictest0-21swapper/307:45:123
191832899271,23cyclictest0-21swapper/307:45:113
191832899271,22cyclictest2040796-21apt-get09:10:113
191832899270,20cyclictest0-21swapper/312:30:183
1918324992717,9cyclictest509-21systemd-logind11:50:002
191832499270,1cyclictest0-21swapper/211:15:002
191832499270,19cyclictest1933891-21taskset07:25:142
1918328992616,8cyclictest0-21swapper/312:05:113
191832899261,21cyclictest2250220-21apt-get12:35:113
191832499261,2cyclictest1974777-21apt-get08:05:122
191831899261,23cyclictest0-21swapper/010:00:150
1918328992519,4cyclictest0-21swapper/310:05:123
191832899251,3cyclictest2193298-21basename11:40:013
191832899251,23cyclictest64-21kcompactd009:50:353
191832899251,20cyclictest0-21swapper/311:15:113
191832899251,20cyclictest0-21swapper/310:30:123
1918324992516,8cyclictest1918313-21cyclictest12:25:002
191832499251,20cyclictest1938808-21apt-get07:30:122
191832499250,1cyclictest0-21swapper/209:53:162
191832299252,3cyclictest2137660-21apt-get10:45:121
191832299251,21cyclictest2092014-21apt-get10:00:121
191832299251,20cyclictest2183458-21apt-get11:30:181
191832299251,20cyclictest0-21swapper/107:20:111
1918318992520,3cyclictest2214748-21apt-get12:00:110
191831899251,21cyclictest2071304-21apt-get09:40:110
1918328992419,4cyclictest0-21swapper/312:15:213
1918328992418,5cyclictest0-21swapper/310:20:123
1918328992415,2cyclictest64-21kcompactd008:02:323
191832899241,3cyclictest2056057-21apt-get09:25:113
191832899241,20cyclictest2133051-21irqcore10:40:153
191832899241,20cyclictest0-21swapper/311:55:113
191832899241,20cyclictest0-21swapper/309:20:113
191832899240,23cyclictest0-21swapper/310:57:463
191832899240,22cyclictest2229662-21cron12:15:003
191832899240,20cyclictest0-21swapper/307:50:113
1918324992418,5cyclictest0-21swapper/210:20:122
191832499241,20cyclictest2117388-21apt-get10:25:102
191832499241,20cyclictest2076822-21apt-get09:45:132
1918322992418,4cyclictest2162846-21idleruntime-cro11:10:011
191832299241,21cyclictest3777322-21systemd-journal09:05:011
1918318992419,2cyclictest2219797-21apt-get12:05:110
191831899241,21cyclictest2168208-21apt-get11:15:100
191831899241,21cyclictest2030617-21apt-get09:00:130
1918328992319,3cyclictest0-21swapper/310:45:123
1918328992319,3cyclictest0-21swapper/308:05:123
1918328992319,2cyclictest2240081-21apt-get12:25:113
1918328992319,2cyclictest2107219-21apt-get10:15:113
1918328992319,2cyclictest2076137-21apt-get09:45:023
1918328992317,4cyclictest2010266-21apt-get08:40:133
1918328992314,4cyclictest2156974-21ps11:00:243
191832899231,2cyclictest2173284-21apt-get11:20:133
191832899231,2cyclictest1979823-21apt-get08:10:113
191832899231,2cyclictest0-21swapper/309:05:123
1918328992312,2cyclictest1933730-21runrttasks07:25:113
191832899231,20cyclictest2204178-21apt-get11:50:123
1918328992311,2cyclictest2005666-21irqcore08:35:163
1918328992311,2cyclictest0-21swapper/307:35:143
1918328992311,2cyclictest0-21swapper/307:35:143
191832899230,21cyclictest0-21swapper/308:45:213
191832899230,20cyclictest0-21swapper/312:00:113
1918324992318,4cyclictest0-21swapper/208:00:212
191832499230,20cyclictest0-21swapper/209:10:112
191832499230,20cyclictest0-21swapper/207:15:112
191832299230,20cyclictest1918535-21apt-get07:10:131
191832299230,19cyclictest0-21swapper/111:15:111
1918318992317,4cyclictest2101884-21basename10:10:000
191831899230,21cyclictest1969401-21cron08:00:000
191831899230,20cyclictest0-21swapper/011:35:130
1918328992219,1cyclictest0-21swapper/309:00:173
1918328992219,1cyclictest0-21swapper/307:55:123
1918328992218,3cyclictest0-21swapper/307:30:123
1918328992218,2cyclictest2000078-21apt-get08:30:133
1918328992217,3cyclictest2030349-21sh09:00:003
1918328992210,3cyclictest2127489-21taskset10:35:133
191832899220,20cyclictest0-21swapper/310:25:113
191832499227,10cyclictest0-21swapper/209:44:592
1918324992219,2cyclictest1971890-21fwupd10:46:252
1918324992218,3cyclictest64-21kcompactd011:22:312
1918324992218,2cyclictest2188521-21apt-get11:35:132
1918324992214,7cyclictest2145017-21kthreadcore10:50:192
191832499221,1cyclictest2020428-21apt-get08:50:102
191832499220,2cyclictest2102664-21tr10:10:202
191832499220,20cyclictest2244051-21ntpq12:25:202
1918322992220,1cyclictest0-21swapper/107:25:131
1918322992219,2cyclictest2000582-21cut08:30:171
1918322992218,2cyclictest1959536-21apt-get07:50:111
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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