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2026-05-08 - 10:12
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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 May 08, 2026 00:43:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
184162699331,29cyclictest2173135-21grep00:35:182
184162699292,2cyclictest1867578-21apt-get19:35:112
1841626992916,11cyclictest2061337-21irqcore22:45:162
184162699291,2cyclictest2152378-21apt-get00:15:122
184162699291,2cyclictest2125980-21ntpq23:45:222
184162699281,26cyclictest0-21swapper/222:07:022
1841631992724,2cyclictest481rcuc/323:05:163
1841626992717,9cyclictest1999545-21munin-plugin-st21:45:002
184162699271,2cyclictest0-21swapper/220:41:432
1841631992624,1cyclictest0-21swapper/323:35:163
1841631992622,3cyclictest1893044-21sh20:00:013
1841626992615,10cyclictest2162261-21sh00:25:002
1841626992614,3cyclictest2040308-21idleruntime-cro22:25:002
1841626992612,3cyclictest0-21swapper/222:40:002
184162699261,22cyclictest1985110-21irqcore21:30:172
184162699261,21cyclictest0-21swapper/221:00:122
184162199261,21cyclictest2050694-21apt-get22:35:121
184161799261,21cyclictest1846937-21apt-get19:15:140
1841631992522,2cyclictest491ktimers/323:10:133
1841631992519,4cyclictest2131856-21cron23:55:003
1841626992519,3cyclictest2127078-21apt-get23:50:102
1841626992519,3cyclictest2030477-21apt-get22:15:152
184162699251,4cyclictest261-21systemd-journal22:54:592
184162699251,22cyclictest1887574-21munin-plugin-st19:55:002
184162699251,21cyclictest2045642-21apt-get22:30:142
184162699251,21cyclictest0-21swapper/223:00:112
184162699251,21cyclictest0-21swapper/221:05:122
184162699251,1cyclictest0-21swapper/200:07:592
184162199252,21cyclictest1912472-21ntpq20:15:231
1841621992520,3cyclictest1862098-21apt-get19:30:121
184161799251,21cyclictest1979566-21apt-get21:25:110
184163199241,3cyclictest1939015-21apt-get20:45:123
184163199241,21cyclictest2132628-21sed23:55:183
1841626992417,6cyclictest0-21swapper/222:01:392
1841626992416,4cyclictest2111903-21apt-get23:35:122
184162699241,21cyclictest0-21swapper/220:16:272
184162699241,20cyclictest0-21swapper/223:20:122
184162699241,20cyclictest0-21swapper/220:45:122
184162699240,21cyclictest1867234-21store19:35:002
184162699240,21cyclictest0-21swapper/219:40:122
184162699240,21cyclictest0-21swapper/200:25:122
184162699240,20cyclictest0-21swapper/222:10:122
184162699240,20cyclictest0-21swapper/221:45:132
184162699240,20cyclictest0-21swapper/200:10:112
1841621992420,2cyclictest2015316-21apt-get22:00:111
1841621992420,2cyclictest1918637-21apt-get20:25:121
1841617992421,2cyclictest2091616-21apt-get23:15:120
1841617992420,2cyclictest1974512-21apt-get21:20:120
1841617992420,2cyclictest1903449-21apt-get20:10:110
184161799241,21cyclictest2009863-21apt-get21:55:110
1841631992319,3cyclictest2040579-21apt-get22:25:103
1841631992319,3cyclictest2040579-21apt-get22:25:103
1841631992317,5cyclictest1893804-21irqcore20:00:143
184163199231,2cyclictest2101774-21apt-get23:25:123
184163199231,1cyclictest1872631-21apt-get19:40:123
184163199230,22cyclictest1938738-21idleruntime-cro20:45:013
1841626992319,2cyclictest2137264-21apt-get00:00:122
184162699231,2cyclictest64-21kcompactd023:33:352
184162699231,2cyclictest0-21swapper/222:25:102
184162699231,2cyclictest0-21swapper/222:25:092
184162699231,21cyclictest0-21swapper/219:20:002
184162699231,20cyclictest0-21swapper/221:10:192
184162699230,21cyclictest64-21kcompactd020:55:102
184162699230,21cyclictest0-21swapper/221:20:112
184162699230,20cyclictest2132141-21apt-get23:55:132
1841621992320,2cyclictest2162534-21apt-get00:25:131
1841621992320,2cyclictest1989672-21apt-get21:35:121
184162199231,2cyclictest1928837-21apt-get20:35:101
184162199231,20cyclictest2060845-21apt-get22:45:121
184162199231,19cyclictest0-21swapper/120:20:121
184162199230,3cyclictest1882511-21basename19:50:011
184162199230,20cyclictest0-21swapper/121:55:111
1841617992318,4cyclictest2127085-21sshd23:50:100
184161799231,2cyclictest1958145-21ntpq21:00:200
184161799231,20cyclictest1959299-21apt-get21:05:130
184161799231,20cyclictest1877688-21apt-get19:45:140
184161799231,20cyclictest1856758-21munin-run19:24:590
184161799230,22cyclictest2875-21cron22:50:000
184163199222,19cyclictest481rcuc/320:20:203
1841631992219,2cyclictest0-21swapper/321:00:203
1841631992219,1cyclictest2004810-21apt-get21:50:113
1841631992218,2cyclictest2156304-21ntpq00:15:203
1841631992218,2cyclictest2060820-21/usr/sbin/munin22:45:173
184163199221,20cyclictest2096696-21apt-get23:20:113
1841631992211,5cyclictest0-21swapper/323:45:173
184163199220,2cyclictest1867224-21apt-config19:35:003
184163199220,2cyclictest1851687-21cron19:19:593
184163199220,21cyclictest1989955-21fw_conntrack21:35:133
184163199220,20cyclictest1856768-21awk19:24:593
184163199220,20cyclictest0-21swapper/320:10:123
1841626992219,2cyclictest0-21swapper/221:25:122
1841626992219,1cyclictest0-21swapper/220:10:122
1841626992218,2cyclictest2055770-21apt-get22:40:122
1841626992217,3cyclictest0-21swapper/223:40:122
184162699221,2cyclictest0-21swapper/219:45:122
184162699220,19cyclictest0-21swapper/220:35:102
1841621992219,1cyclictest1898369-21apt-get20:05:101
1841621992218,3cyclictest1995112-21runrttasks21:40:151
184162199220,21cyclictest64-21kcompactd000:07:271
184162199220,20cyclictest0-21swapper/122:05:121
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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