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2025-05-11 - 16:49
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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 rackbslot2.osadl.org (updated Sun May 11, 2025 12:44:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
31562842236207,19sleep20-21swapper/207:09:552
31561872230200,19sleep30-21swapper/307:08:403
31562282223195,18sleep10-21swapper/107:09:101
31561742222172,40sleep00-21swapper/007:08:280
3156451995953,4cyclictest3186877-21latency_hist07:45:000
3156462995138,4cyclictest3333916-21latency_hist10:35:003
3156451995145,4cyclictest3156599-21/usr/share/muni07:10:000
3156456994943,4cyclictest3434373-21/usr/share/muni12:30:101
3156459994737,9cyclictest3204791-21kworker/2:2+pm08:05:032
3156456994743,3cyclictest3225974-21kworker/u8:2+events_unbound09:05:011
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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