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2025-03-18 - 14:28
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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 rackbslot6.osadl.org (updated Tue Mar 18, 2025 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
586421620,4sleep21168099cyclictest01:46:342
151891960,4ptp4l401ktimersoftd/320:59:523
181842700,7sleep0101ktimersoftd/001:21:350
265732610,2sleep20-21swapper/201:31:292
265732610,2sleep20-21swapper/201:31:292
291852590,2sleep10-21swapper/121:36:011
136712570,2sleep30-21swapper/301:16:323
44032550,5sleep04408-21irqrtprio02:26:270
136222550,2sleep00-21swapper/023:53:180
1167599559,13cyclictest27216-21awk02:11:381
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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