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2026-03-11 - 05:07
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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 50 highest latencies:
System rackeslot4.osadl.org (updated Wed Mar 11, 2026 00:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
148900099322,21cyclictest1504425-21apt-get19:25:113
148899199290,2cyclictest1796968-21ps00:10:140
148900099280,25cyclictest1756034-21tr23:30:153
148900099280,20cyclictest1765430-21apt-get23:40:013
1488993992825,2cyclictest500-21dbus-daemon23:40:001
1489000992718,8cyclictest1740845-21irqcore23:15:163
1489000992717,7cyclictest0-21swapper/300:30:123
148900099271,2cyclictest0-21swapper/321:45:113
148900099271,2cyclictest0-21swapper/321:40:123
148900099271,1cyclictest0-21swapper/320:20:123
148900099262,3cyclictest1776219-21apt-get23:50:113
1489000992620,4cyclictest1565681-21apt-get20:25:093
1489000992619,5cyclictest0-21swapper/322:20:033
1489000992618,6cyclictest1514775-21cron19:35:003
1489000992617,2cyclictest1740108-21unin-run23:14:593
1489000992612,4cyclictest1765411-21cron23:40:003
148900099261,21cyclictest1627284-21apt-get21:25:103
148900099260,2cyclictest0-21swapper/320:11:433
148900099260,22cyclictest0-21swapper/300:00:113
148900099260,1cyclictest0-21swapper/319:55:103
148899699261,21cyclictest1816715-21apt-get00:30:122
1489000992518,6cyclictest0-21swapper/319:15:233
1489000992518,5cyclictest1493994-21cron19:15:003
1489000992514,2cyclictest1806357-21cron00:20:003
148900099251,21cyclictest1796209-21cron00:10:003
148900099251,21cyclictest1796209-21cron00:10:003
148900099251,21cyclictest1745917-21cut23:20:163
148899699252,2cyclictest1596569-21apt-get20:55:112
148899699252,20cyclictest1545418-21apt-get20:05:122
148899699251,21cyclictest1781296-21apt-get23:55:132
148899399252,3cyclictest1791411-21apt-get00:05:131
148899399252,3cyclictest1791411-21apt-get00:05:131
148899399252,3cyclictest1642491-21apt-get21:40:121
148899399252,2cyclictest1678762-21apt-get22:15:131
1488993992521,2cyclictest1766112-21apt-get23:40:121
1489000992420,2cyclictest1811661-21apt-get00:25:113
1489000992419,4cyclictest0-21swapper/322:35:123
1489000992417,1cyclictest0-21swapper/300:21:113
1489000992413,2cyclictest1501571-21kthreadcore19:20:183
148900099240,19cyclictest64-21kcompactd020:06:213
1488996992420,2cyclictest1652622-21apt-get21:50:122
1488996992419,2cyclictest1771188-21apt-get23:45:112
148899699241,20cyclictest1647566-21apt-get21:45:112
148899699240,20cyclictest0-21swapper/219:25:112
148899399241,2cyclictest1725138-21apt-get23:00:101
148899399240,2cyclictest1524891-21cron19:45:001
148899199241,21cyclictest1806619-21apt-get00:20:130
148899199241,20cyclictest0-21swapper/000:25:110
148899199240,21cyclictest1592000-21ps20:50:160
1489000992319,2cyclictest1632337-21apt-get21:30:113
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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