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2025-12-05 - 21:23
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 50 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 20 highest latencies:
System rack5slot7.osadl.org (updated Fri Dec 05, 2025 12:44:10)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
10576224022166,183sleep00-21swapper05:38:460
107799910518,25cyclictest22546-21df07:45:560
107799910430,44cyclictest0-21swapper08:47:510
107799910318,45cyclictest28142-21apt-get09:45:370
107799910310,27cyclictest16490-21ssh10:50:310
107799910118,25cyclictest14922-21users09:01:570
107799910117,45cyclictest6903-21users08:36:590
107799910117,45cyclictest31886-21munin-run08:15:180
107799910114,66cyclictest30091-21ssh08:09:270
107799910032,50cyclictest0-21swapper08:18:070
107799910014,23cyclictest19538-21ps09:16:490
107799910013,65cyclictest17911-21proc_pri09:11:460
1077999999,26cyclictest25283-21ssh07:54:400
10779999913,45cyclictest12838-21ssh10:39:010
10779999911,66cyclictest5928-21ssh08:35:230
10779999910,26cyclictest5386-21ssh10:15:430
10779999910,26cyclictest19435-21ssh10:59:100
10779999910,24cyclictest7023-21ssh10:20:420
10779999828,52cyclictest0-21swapper10:02:470
10779999824,58cyclictest0-21swapper08:51:150
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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