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2024-05-23 - 17:18
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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 Thu May 23, 2024 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2404223520,5sleep20-21swapper/221:37:222
950021330,1sleep30-21swapper/323:22:083
1791911040,4ptp4l401ktimersoftd/321:40:043
131172840,4sleep22486899cyclictest23:27:332
201962620,2sleep30-21swapper/322:37:113
280832610,2sleep00-21swapper/022:52:140
91582590,2sleep10-21swapper/102:02:211
24864995526,4cyclictest25-21ksoftirqd/100:07:181
245852554,39sleep10-21swapper/121:39:361
24864995423,8cyclictest25-21ksoftirqd/102:58:431
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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