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2025-06-29 - 00:36
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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 rack0slot1.osadl.org (updated Sat Jun 28, 2025 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2795521690,0sleep20-21swapper/210:30:052
2795521690,0sleep20-21swapper/210:30:052
1483421640,0sleep60-21swapper/610:36:106
329521500,0sleep60-21swapper/607:29:256
3172321470,0sleep00-21swapper/011:58:490
3172321470,0sleep00-21swapper/011:58:490
2351621450,1sleep43268499cyclictest09:44:564
554921430,1sleep55449-21chk_conn_tcp11:05:585
248021430,3sleep03268099cyclictest09:05:020
502221410,2sleep23268299cyclictest10:44:072
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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