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2024-04-24 - 03:15
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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 rackbslot8.osadl.org (updated Tue Apr 23, 2024 12:43:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
587504285290irq/54-eth00-21swapper/107:09:051
13702997823cyclictest0-21swapper/111:35:121
1370299638cyclictest22643-21munin-node1
1370299616cyclictest1375-21munin-node1
13701995923cyclictest0-21swapper/009:30:110
13701995721cyclictest0-21swapper/010:44:230
13701995721cyclictest0-21swapper/009:25:130
13701995721cyclictest0-21swapper/008:15:130
13701995721cyclictest0-21swapper/008:05:110
13701995721cyclictest0-21swapper/008:05:110
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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