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2026-07-05 - 21:03
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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
Compare latency of primary with shadow system
Characteristics of the 20 highest latencies:
System rackbslot4.osadl.org (updated Sun Jul 05, 2026 12:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1922599632,55cyclictest19816-21/usr/sbin/munin06:45:223
19225996310,47cyclictest0-21swapper/310:24:493
1922599624,7cyclictest0-21swapper/311:35:263
1922599624,51cyclictest0-21swapper/310:24:473
1922599614,9cyclictest0-21swapper/309:15:223
1922599614,6cyclictest0-21swapper/310:50:223
1920799584,47cyclictest0-21swapper/008:54:110
1922599574,21cyclictest0-21swapper/310:45:143
1922599573,26cyclictest0-21swapper/309:30:013
19225995711,7cyclictest53192grep07:30:193
1922099574,46cyclictest0-21swapper/209:58:112
1922099564,46cyclictest0-21swapper/209:17:512
1920799564,46cyclictest0-21swapper/009:14:310
1922599554,24cyclictest0-21swapper/309:22:453
1922599553,24cyclictest0-21swapper/310:38:453
1922599553,24cyclictest0-21swapper/310:38:453
1922599553,24cyclictest0-21swapper/310:02:043
1922599543,25cyclictest0-21swapper/310:56:103
1922599543,24cyclictest0-21swapper/309:53:163
1922599543,24cyclictest0-21swapper/309:53:163
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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