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2026-06-15 - 19:49
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 50 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 rack5slot7.osadl.org (updated Mon Jun 15, 2026 00:44:12)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
18813223922157,182sleep00-21swapper19:03:150
190239916816,126cyclictest12827-21apt-get00:25:110
190239916617,124cyclictest24628-21apt-get23:25:160
190239916518,121cyclictest22930-21apt-get23:20:120
190239916417,121cyclictest20093-21ntp_states23:11:220
190239916416,113cyclictest10790-21ssh21:10:300
190239916320,117cyclictest7662-21apt-get00:10:130
190239916318,104cyclictest4253-21apt-get00:00:130
190239916030,96cyclictest32604-21sh23:47:220
190239916018,117cyclictest3979-21apt-get22:25:100
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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