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2024-07-27 - 07:51
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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 Sat Jul 27, 2024 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1074822800,4sleep00-21swapper/022:12:540
1791911870,5ptp4l401ktimersoftd/322:13:103
2222421530,5sleep31266999cyclictest03:28:163
225682670,1sleep20-21swapper/203:28:392
189392650,5sleep31266999cyclictest01:06:073
129832610,2sleep20-21swapper/200:58:392
1266299594,7cyclictest2075-21apt-get02:32:512
253582570,2sleep20-21swapper/202:22:592
179191570,0ptp4l401ktimersoftd/323:42:573
81092550,2sleep00-21swapper/003:13:110
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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