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2025-12-23 - 02:09
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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 Mon Dec 22, 2025 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
174520499281,2cyclictest1943503-21http10:24:592
174520499272,22cyclictest2035229-21apt-get11:55:132
174520499262,21cyclictest1745430-21apt-get07:10:152
174520499261,23cyclictest261-21systemd-journal10:00:002
174520499251,22cyclictest1867770-21apt-get09:10:132
174520499250,23cyclictest2024821-21ls11:45:012
174520099251,21cyclictest1796053-21apt-get08:00:121
174519699252,21cyclictest1979539-21apt-get11:00:130
1745196992520,2cyclictest1887976-21apt-get09:30:130
1745206992419,3cyclictest1755539-21apt-get07:20:133
174520699240,23cyclictest1780640-21dump-pmu-power07:45:013
174520699240,20cyclictest0-21swapper/311:55:133
174520499241,3cyclictest1877879-21apt-get09:20:132
174520499241,21cyclictest1760592-21apt-get07:25:122
174520499241,21cyclictest0-21swapper/209:00:122
174520499240,22cyclictest1883426-21cut09:25:182
174520099242,20cyclictest1872822-21apt-get09:15:121
174520099241,21cyclictest1801127-21apt-get08:05:121
174519699241,21cyclictest2030152-21apt-get11:50:120
174519699241,21cyclictest1862714-21apt-get09:05:110
174519699240,4cyclictest1995234-21sed11:15:170
1745206992320,2cyclictest1750485-21apt-get07:15:143
174520699231,20cyclictest1923396-21apt-get10:05:123
174520699231,20cyclictest0-21swapper/310:50:113
174520699230,20cyclictest2045754-21sh12:10:003
1745204992321,1cyclictest0-21swapper/209:45:122
1745204992320,1cyclictest1816786-21apt-get08:20:132
1745204992319,3cyclictest261-21systemd-journal10:35:002
1745204992318,4cyclictest1897830-21awk09:40:002
174520499231,2cyclictest1845978-21ntpq08:45:212
174520499231,2cyclictest0-21swapper/210:15:122
174520499231,2cyclictest0-21swapper/207:15:142
174520499231,21cyclictest1796053-21apt-get08:00:122
174520499230,22cyclictest1928195-21idleruntime-cro10:09:592
174520499230,21cyclictest1847619-21sed08:50:182
1745200992320,1cyclictest1790997-21apt-get07:55:121
1745200992319,2cyclictest1999847-21apt-get11:20:121
174520099231,21cyclictest1949204-21apt-get10:30:131
174520099231,20cyclictest1882923-21apt-get09:25:141
174520099230,20cyclictest1893026-21apt-get09:35:091
1745196992319,2cyclictest2015016-21apt-get11:35:140
1745196992319,2cyclictest1954258-21apt-get10:35:120
1745196992318,3cyclictest1862452-21munin-run09:05:000
174519699231,2cyclictest1933571-21apt-get10:15:130
174519699231,2cyclictest1770734-21apt-get07:35:100
174519699230,21cyclictest1882656-21munin-plugin-st09:25:000
1745206992219,1cyclictest0-21swapper/311:10:153
1745206992218,3cyclictest261-21systemd-journal11:45:013
1745206992217,4cyclictest1826610-21cron08:30:003
174520699221,2cyclictest1826893-21apt-get08:30:123
174520699221,20cyclictest0-21swapper/310:15:133
174520699220,19cyclictest0-21swapper/309:20:123
174520699220,19cyclictest0-21swapper/309:15:113
174520499222,1cyclictest0-21swapper/208:20:002
174520499222,1cyclictest0-21swapper/208:20:002
1745204992219,2cyclictest0-21swapper/211:05:132
1745204992219,2cyclictest0-21swapper/211:05:132
174520499221,2cyclictest391rcuc/210:15:002
174520499221,20cyclictest0-21swapper/212:15:132
174520499221,20cyclictest0-21swapper/210:45:222
174520499221,20cyclictest0-21swapper/210:00:132
174520499221,20cyclictest0-21swapper/208:40:132
174520499221,20cyclictest0-21swapper/208:10:132
174520499221,20cyclictest0-21swapper/207:20:132
174520499221,1cyclictest0-21swapper/211:00:132
174520499220,3cyclictest2046515-21tr12:10:172
174520499220,2cyclictest0-21swapper/207:30:132
174520499220,20cyclictest1852610-21apt-get08:55:142
174520099221,1cyclictest1903137-21apt-get09:45:121
174520099221,1cyclictest1765669-21apt-get07:30:131
174520099220,2cyclictest1790733-21munin-plugin-st07:55:001
1745196992220,1cyclictest1938677-21apt-get10:20:140
174519699221,1cyclictest0-21swapper/011:25:120
174519699220,20cyclictest0-21swapper/010:05:120
174519699220,19cyclictest0-21swapper/012:30:140
174519699220,19cyclictest0-21swapper/009:40:130
1745206992119,1cyclictest1943482-21apt-get10:24:593
1745206992119,1cyclictest1816116-21systemd-run08:20:003
1745206992119,1cyclictest1816116-21systemd-run08:20:003
1745206992119,1cyclictest0-21swapper/311:20:123
1745206992119,1cyclictest0-21swapper/310:40:143
1745206992118,2cyclictest261-21systemd-journal09:55:003
1745206992117,2cyclictest1-21systemd08:55:003
1745206992116,3cyclictest2014739-21awk11:35:003
174520699211,19cyclictest2040308-21apt-get12:00:143
174520699210,2cyclictest1836732-21basename08:40:003
174520699210,20cyclictest481rcuc/312:30:013
174520699210,20cyclictest1785969-21chrt07:50:123
174520699210,20cyclictest1745924-21ps07:10:183
174520699210,1cyclictest0-21swapper/309:30:123
174520699210,1cyclictest0-21swapper/308:10:143
174520699210,1cyclictest0-21swapper/307:35:103
174520699210,19cyclictest0-21swapper/310:35:113
174520699210,19cyclictest0-21swapper/309:45:123
174520699210,19cyclictest0-21swapper/309:00:133
1745204992119,1cyclictest1770714-21sshd07:35:092
1745204992119,1cyclictest0-21swapper/210:40:142
1745204992118,2cyclictest0-21swapper/212:20:102
174520499211,19cyclictest391rcuc/207:50:132
174520499210,20cyclictest0-21swapper/210:35:202
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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