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2024-04-14 - 23:37
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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 rack9slot4.osadl.org (updated Sun Apr 14, 2024 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
10804113978sleep0-21swapper/110:28:251
110779912040cyclictest5577-21df_inode11:53:470
110779911334cyclictest11087-21latency_hist10:28:320
110779911234cyclictest12924-21latency_hist15:18:400
110779911230cyclictest7949-21latency_hist14:18:380
110779911035cyclictest18667-21ntp_kernel_err12:34:060
110779911035cyclictest15371-21latency_hist15:48:410
110779910936cyclictest7533-21latency_hist14:13:380
110779910936cyclictest14188-21latency_hist15:33:400
110779910831cyclictest8800-21cat14:28:390
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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