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2026-07-04 - 09:13
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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 Sat Jul 04, 2026 00:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1414672993027,2cyclictest1481649-21fwupd20:14:232
141466499301,20cyclictest1461458-21munin-run19:55:010
141466799270,24cyclictest1534087-21irqcore21:05:171
141466799270,20cyclictest0-21swapper/120:15:111
141467299261,21cyclictest1706787-21apt-get23:55:112
141466799262,22cyclictest1-21systemd00:00:001
1414667992621,3cyclictest1630453-21apt-get22:40:141
141466799261,21cyclictest1419941-21apt-get19:15:111
141466799261,21cyclictest1419941-21apt-get19:15:111
141466799261,21cyclictest0-21swapper/120:10:111
1414664992622,3cyclictest1732103-21awk00:19:590
1414674992523,1cyclictest0-21swapper/319:20:013
1414674992523,1cyclictest0-21swapper/319:20:003
141467299252,21cyclictest1533603-21apt-get21:05:122
1414667992520,3cyclictest1440674-21apt-get19:35:111
1414667992519,4cyclictest1568867-21cron21:40:001
1414667992519,4cyclictest1553638-21ls21:25:001
141466799251,3cyclictest1528510-21apt-get21:00:111
141466499251,22cyclictest0-21swapper/000:35:110
141466499251,21cyclictest1671314-21apt-get23:20:110
141467499242,20cyclictest1466768-21apt-get20:00:133
1414674992420,2cyclictest1569142-21apt-get21:40:113
1414674992419,3cyclictest3871586-21snmpd00:35:113
141467499241,21cyclictest1676390-21apt-get23:25:093
141467499240,5cyclictest64-21kcompactd022:14:503
141467299241,3cyclictest702-21runrttasks19:30:112
141467299241,2cyclictest1613656-21ntpq22:20:202
141467299241,2cyclictest1574211-21apt-get21:45:112
141467299241,20cyclictest1701734-21apt-get23:50:122
141466799242,2cyclictest1599559-21apt-get22:10:111
1414667992420,2cyclictest1604651-21apt-get22:15:081
1414667992419,3cyclictest1523442-21apt-get20:55:121
1414667992418,3cyclictest1722158-21sort00:10:131
141466799240,21cyclictest1431004-21ps19:25:151
141466799240,21cyclictest0-21swapper/120:50:131
141466499242,20cyclictest1645636-21apt-get22:55:100
1414664992419,3cyclictest514-21in:imuxsock00:33:390
1414664992419,1cyclictest191rcu_preempt23:55:190
1414664992417,1cyclictest191rcu_preempt21:20:250
1414664992417,1cyclictest191rcu_preempt00:25:210
141466499241,21cyclictest1721980-21apt-get00:10:110
141466499241,21cyclictest0-21swapper/000:20:110
141467499232,2cyclictest1502694-21apt-get20:35:113
1414674992321,1cyclictest0-21swapper/323:50:203
1414674992321,1cyclictest0-21swapper/319:45:133
1414674992320,2cyclictest481rcuc/323:45:123
141467499231,2cyclictest1589419-21apt-get22:00:123
141467499231,21cyclictest50-21ksoftirqd/319:55:003
141467499231,20cyclictest1609759-21apt-get22:20:113
141467299233,1cyclictest1681919-21ps23:30:152
1414672992321,1cyclictest41-21ksoftirqd/200:00:152
1414672992320,2cyclictest1461713-21apt-get19:55:112
1414672992319,2cyclictest1742667-21apt-get00:30:102
1414672992319,2cyclictest1737345-21turbostat00:25:002
1414672992318,3cyclictest1558709-21basename21:29:592
141467299231,2cyclictest1568034-21ntpq21:35:242
141467299231,2cyclictest1548818-21apt-get21:20:122
141467299231,2cyclictest1425466-21apt-get19:20:112
141467299231,20cyclictest1661203-21apt-get23:10:112
141467299231,19cyclictest1414887-21apt-get19:10:122
141467299230,22cyclictest1748247-21sed00:35:152
141467299230,20cyclictest0-21swapper/222:50:122
141467299230,20cyclictest0-21swapper/221:55:122
1414667992319,2cyclictest0-21swapper/122:25:111
141466799231,2cyclictest1543768-21apt-get21:15:111
141466799231,2cyclictest1487037-21apt-get20:20:121
141466799231,21cyclictest0-21swapper/100:30:181
141466799230,20cyclictest0-21swapper/122:00:101
141466799230,20cyclictest0-21swapper/120:00:111
1414664992321,1cyclictest1424781-21apt-get19:20:000
1414664992321,1cyclictest1424781-21apt-get19:20:000
1414664992319,3cyclictest0-21swapper/022:00:000
1414664992319,3cyclictest0-21swapper/020:05:160
1414664992319,2cyclictest1721702-21cron00:10:000
1414664992319,2cyclictest1615263-21apt-get22:25:120
1414664992319,2cyclictest1568872-21sh21:40:000
1414664992318,3cyclictest1482472-21ps20:15:150
141466499231,21cyclictest0-21swapper/023:35:110
141466499230,4cyclictest1512820-21wc20:45:010
141466499230,3cyclictest1697153-21ps23:45:150
141466499230,21cyclictest0-21swapper/022:20:000
141467499222,1cyclictest0-21swapper/321:50:133
141467499222,19cyclictest481rcuc/320:30:013
1414674992219,2cyclictest1727053-21apt-get00:15:123
1414674992219,2cyclictest1686478-21apt-get23:35:113
1414674992219,2cyclictest0-21swapper/300:34:083
1414674992218,2cyclictest1716630-21sh00:05:003
1414674992217,3cyclictest1512682-21unin-run20:45:003
141467499221,2cyclictest1640582-21apt-get22:50:123
141467499221,2cyclictest1634351-21ntpq22:40:213
141467499221,2cyclictest1471843-21apt-get20:05:113
141467499221,2cyclictest0-21swapper/323:10:153
141467499221,20cyclictest64-21kcompactd000:13:393
141467499221,18cyclictest0-21swapper/319:40:003
141467499220,21cyclictest50-21ksoftirqd/320:20:113
141467499220,21cyclictest1548544-21ls21:20:003
141467499220,19cyclictest0-21swapper/322:30:103
1414672992219,2cyclictest500-21dbus-daemon19:40:002
1414672992219,2cyclictest1523165-21cron20:55:012
1414672992219,1cyclictest1492129-21apt-get20:25:122
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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