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2026-05-23 - 03:33
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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 rackeslot4.osadl.org (updated Sat May 23, 2026 00:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2386226994441,2cyclictest2560715-21lspci21:57:163
2386226994441,2cyclictest2560715-21lspci21:57:153
2386220994238,3cyclictest134-1kworker/1:1H+kblockd00:23:091
238621799350,6cyclictest2468501-21awk20:30:000
238621799331,30cyclictest0-21swapper/020:45:110
238621799320,30cyclictest2524217-21cron21:25:000
238621799311,2cyclictest0-21swapper/023:25:180
238621799310,2cyclictest2618765-21grep22:55:150
238621799310,1cyclictest0-21swapper/020:40:010
2386217992919,9cyclictest0-21swapper/019:20:180
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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