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2025-11-24 - 14:51
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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 rack9slot4.osadl.org (updated Mon Nov 24, 2025 12:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
22276112375sleep0-21swapper/106:47:401
22207110672sleep0-21swapper/006:47:370
22530991009cyclictest0-21swapper/008:33:220
225309910011cyclictest0-21swapper/010:57:560
22530999940cyclictest0-21swapper/010:02:450
5350980irq/18-pch-dma19460-21latency09:28:240
22530999769cyclictest28080-21/usr/sbin/munin11:33:380
2253099969cyclictest0-21swapper/011:08:270
22530999686cyclictest6950irq/18-mmc011:43:170
5350950irq/18-pch-dma74-21mmcqd/011:52:580
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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