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2026-07-22 - 18:59
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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 Wed Jul 22, 2026 12:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
176391199309,2cyclictest0-21swapper/012:00:010
176391499261,21cyclictest1784448-21apt-get07:30:111
176392099251,21cyclictest2005389-21apt-get11:05:123
176392099251,21cyclictest0-21swapper/312:30:123
176392099250,21cyclictest0-21swapper/309:55:133
176391499252,20cyclictest1995206-21apt-get10:55:121
176391499252,20cyclictest1928297-21apt-get09:50:101
1763914992519,4cyclictest2082749-21pluginstate12:20:011
176391199252,3cyclictest1974413-21apt-get10:35:120
176391199252,21cyclictest2000297-21apt-get11:00:130
1763911992521,2cyclictest1959155-21apt-get10:20:120
1763911992520,3cyclictest2088879-21apt-get12:25:120
1763920992421,2cyclictest2068203-21irqcore12:05:183
1763920992420,2cyclictest1877463-21apt-get09:00:133
1763920992420,2cyclictest1852093-21apt-get08:35:123
1763920992419,3cyclictest1774761-21ps07:20:153
176392099240,23cyclictest0-21swapper/311:00:183
176392099240,21cyclictest1984372-21apt-get10:45:023
176392099240,20cyclictest0-21swapper/311:15:133
1763917992419,3cyclictest1773074-21ntpq07:15:212
1763914992420,2cyclictest2067712-21apt-get12:05:131
1763914992420,2cyclictest2031237-21apt-get11:30:121
1763914992419,3cyclictest1769196-21apt-get07:15:131
176391499241,20cyclictest1933345-21apt-get09:55:121
176391499241,20cyclictest1902866-21apt-get09:25:141
176391499241,20cyclictest1887622-21apt-get09:10:101
176391499241,20cyclictest1887622-21apt-get09:10:101
176391199242,20cyclictest1804703-21apt-get07:50:140
176391199241,3cyclictest2000025-21sh10:59:590
176391199241,21cyclictest2072801-21apt-get12:10:120
176391199240,22cyclictest2098741-21cron12:35:000
1763920992320,2cyclictest1964226-21apt-get10:25:133
1763920992319,2cyclictest0-21swapper/309:20:183
1763920992318,2cyclictest1872368-21apt-get08:55:133
176392099231,2cyclictest2010491-21apt-get11:10:123
176392099231,2cyclictest0-21swapper/307:40:123
176392099231,19cyclictest0-21swapper/308:05:123
176392099230,3cyclictest1943629-21cron10:05:013
176392099230,21cyclictest2025867-21cron11:25:003
176392099230,20cyclictest1846671-21latency_hist08:30:003
176392099230,20cyclictest0-21swapper/310:55:133
1763917992319,3cyclictest1841486-21apt-get08:25:122
1763917992319,2cyclictest1779363-21chrt07:25:132
1763917992319,2cyclictest0-21swapper/212:25:002
1763917992318,4cyclictest1799637-21taskset07:45:122
176391799230,22cyclictest1831016-21apt-key08:15:002
176391799230,20cyclictest0-21swapper/211:05:122
176391799230,20cyclictest0-21swapper/208:35:132
1763914992319,2cyclictest1949010-21apt-get10:10:111
1763914992319,2cyclictest0-21swapper/107:25:121
176391499231,2cyclictest1892700-21apt-get09:15:141
176391499231,2cyclictest1836394-21apt-get08:20:141
1763911992319,2cyclictest1913047-21apt-get09:35:120
1763911992316,5cyclictest2052090-21irqcore11:50:180
176391199231,2cyclictest0-21swapper/008:25:130
176391199231,2cyclictest0-21swapper/008:15:130
176391199231,20cyclictest1986013-21ps10:45:170
176391199231,20cyclictest1820337-21apt-get08:05:130
176391199231,20cyclictest1789218-21cron07:35:000
176391199231,20cyclictest0-21swapper/009:00:130
176391199230,3cyclictest3777322-21systemd-journal11:35:000
176391199230,21cyclictest1799634-21apt-get07:45:130
1763920992219,2cyclictest0-21swapper/311:25:113
1763920992218,3cyclictest2062698-21ps12:00:183
176392099221,20cyclictest0-21swapper/311:37:053
176392099220,2cyclictest1943906-21apt-get10:05:123
176392099220,21cyclictest2057187-21sed11:55:183
176392099220,19cyclictest0-21swapper/307:50:133
1763917992220,1cyclictest1869508-21kthreadcore08:50:162
176391799221,2cyclictest2077893-21apt-get12:15:132
176391799221,20cyclictest1831301-21apt-get08:15:132
176391799220,3cyclictest2031733-21ps11:30:162
176391799220,20cyclictest0-21swapper/212:25:122
176391799220,19cyclictest0-21swapper/212:00:032
176391799220,19cyclictest0-21swapper/210:50:132
176391799220,19cyclictest0-21swapper/209:30:132
176391799220,19cyclictest0-21swapper/208:05:122
176391799220,19cyclictest0-21swapper/208:00:132
176391799220,19cyclictest0-21swapper/207:50:132
1763914992219,2cyclictest1835202-21ntpq08:15:211
1763914992219,2cyclictest1794588-21apt-get07:40:131
1763914992214,1cyclictest0-21swapper/108:49:591
176391499221,20cyclictest1764125-21apt-get07:10:111
176391499221,1cyclictest1857137-21apt-get08:40:121
176391499220,21cyclictest500-21dbus-daemon12:05:001
176391499220,21cyclictest1830652-21unin-run08:14:591
1763911992219,2cyclictest0-21swapper/012:05:140
1763911992219,2cyclictest0-21swapper/010:10:110
1763911992218,3cyclictest0-21swapper/010:45:000
176391199221,20cyclictest0-21swapper/009:40:100
176391199221,20cyclictest0-21swapper/009:10:090
176391199221,20cyclictest0-21swapper/009:10:090
176391199221,20cyclictest0-21swapper/008:00:130
176391199221,20cyclictest0-21swapper/007:14:120
176391199221,1cyclictest1938838-21apt-get10:00:130
176391199221,1cyclictest0-21swapper/010:05:120
176391199220,2cyclictest171ktimers/012:25:010
176391199220,2cyclictest0-21swapper/007:40:130
176391199220,21cyclictest1958878-21cron10:20:010
176391199220,21cyclictest1856053-21gcc08:35:230
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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