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2026-05-31 - 20:16
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 50 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 rack4slot2.osadl.org (updated Sun May 31, 2026 12:43:58)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
74501990,0irq/46-4a10000015883-21runrttasks06:59:390
164179912842,0cyclictest0-21swapper11:50:370
164179912841,0cyclictest0-21swapper08:01:250
164179912642,0cyclictest20896-21fschecks_count07:14:070
164179912537,0cyclictest640-21/usr/sbin/munin07:49:260
164179912440,0cyclictest29148-21aten_r4power_po10:48:530
164179912440,0cyclictest0-21swapper09:08:350
164179912437,0cyclictest0-21swapper10:31:390
164179912342,0cyclictest0-21swapper11:14:050
164179912337,0cyclictest15487-21aten_r4power_po08:33:540
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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