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2025-12-19 - 19:44
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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 Dec 19, 2025 12:43:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
58750787970irq/54-eth00-21swapper/107:08:071
14324999421cyclictest0-21swapper/109:50:111
14324999118cyclictest0-21swapper/107:40:231
14324998227cyclictest6816-21idleruntime11:45:171
14324997722cyclictest24377-21munin-node1
1432499752cyclictest0-21swapper/112:30:131
14324997520cyclictest0-21swapper/112:39:581
14323996914cyclictest0-21swapper/009:02:480
1432499627cyclictest20306-21munin-node1
1432499627cyclictest0-21swapper/108:10:031
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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