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2024-04-26 - 20:59
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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 rackbslot8.osadl.org (updated Fri Apr 26, 2024 12:43:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
587504084560irq/54-eth00-21swapper/107:05:591
15682996024cyclictest19036-21munin-node0
15682996024cyclictest0-21swapper/009:51:170
1502025721sleep00-21swapper/007:05:570
15682995620cyclictest31815-21ps11:20:220
58750550irq/54-eth00-21swapper/111:03:451
1999550migration/130642-21taskset11:17:161
1999550migration/123823-21runrttasks10:55:231
1999550migration/113431-21kworker/u4:208:44:061
1999550migration/110458-21cstates10:15:141
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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