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2026-09-06 - 23:05
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
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 rack3slot6.osadl.org (updated Sun Sep 06, 2026 12:45:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
111082850,5sleep111112-21sed09:45:271
1857927921,46sleep10-21swapper/107:09:171
1836827819,50sleep00-21swapper/007:07:330
18784997436,25cyclictest0-21swapper/111:25:241
18780997453,14cyclictest0-21swapper/011:55:240
147262740,7sleep0171rcuc/009:55:280
18784997240,18cyclictest15771-21apt-get10:00:151
18784997238,27cyclictest0-21swapper/112:25:111
18784997236,25cyclictest0-21swapper/109:15:131
18784997236,25cyclictest0-21swapper/109:15:131
18780997215,50cyclictest0-21swapper/012:15:120
18784997144,14cyclictest24933-21apt-get07:25:111
18784997138,26cyclictest0-21swapper/107:20:251
18784997130,26cyclictest30339-21apt-get07:40:161
18784997126,41cyclictest36-21kcompactd010:20:211
18784997126,39cyclictest6358-21idleruntime-cro12:35:001
18784997045,13cyclictest10477-21apt-get08:15:131
18784997043,11cyclictest30696-21apt-get09:10:161
18784997041,15cyclictest26669-21apt-get07:30:111
18784997039,25cyclictest0-21swapper/108:20:121
18784997037,27cyclictest0-21swapper/109:30:131
18784997036,25cyclictest6951-21apt-get08:05:131
18780997047,14cyclictest0-21swapper/008:05:120
18784996944,14cyclictest28437-21apt-get12:05:151
18784996943,14cyclictest17464-21apt-get08:35:161
18784996942,14cyclictest8738-21apt-get08:10:121
18784996940,15cyclictest28906-21apt-get09:05:141
18784996936,19cyclictest0-21swapper/108:50:221
18784996935,20cyclictest0-21swapper/108:45:131
18784996934,24cyclictest21154-21apt-get11:45:121
18784996841,14cyclictest15719-21apt-get08:30:121
18784996841,14cyclictest12273-21apt-get09:50:141
18784996841,13cyclictest6986-21apt-get09:35:131
18784996840,15cyclictest28411-21apt-get07:35:131
18784996840,14cyclictest1301-21apt-get12:20:121
18784996840,14cyclictest1301-21apt-get12:20:121
18784996839,15cyclictest31964-21apt-get12:15:131
18784996838,16cyclictest3149-21apt-get07:55:131
18784996837,26cyclictest0-21swapper/110:25:131
18784996833,23cyclictest6786-21apt-get11:05:151
18784996820,42cyclictest24564-21dpkg11:55:021
18784996820,42cyclictest24564-21dpkg11:55:021
18780996813,47cyclictest30526-21diskmemload09:10:150
18784996743,15cyclictest25106-21apt-get08:55:161
18784996740,17cyclictest15857-21apt-get11:30:151
18784996740,14cyclictest3287-21apt-get10:55:121
18784996739,15cyclictest32236-21apt-get10:45:131
1878099676,22cyclictest32236-21apt-get10:45:110
18780996743,19cyclictest14-21ksoftirqd/011:00:300
18780996742,12cyclictest0-21swapper/012:35:160
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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