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2025-05-11 - 09:27
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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 10 highest latencies:
System rack2slot7.osadl.org (updated Sun May 11, 2025 00:43:24)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
479865996334,11cyclictest648946-21ssh23:46:250
479865996030,5cyclictest0-21swapper/021:31:270
47986599422,30cyclictest618822-21cat23:11:260
47986599421,5cyclictest665520-21if_end000:06:220
47986599421,26cyclictest0-21swapper/021:51:200
479867994128,7cyclictest1007-21mta-sts-daemon00:03:132
47986599401,26cyclictest661502-21ntpq00:01:230
479866993911,9cyclictest271ktimers/121:51:251
479866993723,12cyclictest505519-21gltestperf20:31:161
479866993721,2cyclictest593526-21aten2.4-expect22:41:211
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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