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2026-03-17 - 15:21
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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 Tue Mar 17, 2026 12:43:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
74501850,0irq/46-4a10000030017-21seq07:04:160
30346999871,0cyclictest25636-1kworker/u3:008:26:550
30346999674,0cyclictest19629-21runrttasks09:42:180
30346999472,0cyclictest0-21swapper07:23:050
30346999372,0cyclictest3360-21runrttasks10:29:580
30346999371,0cyclictest6810-21runrttasks12:15:080
30346999371,0cyclictest1463-21runrttasks11:58:120
30346999366,0cyclictest5697-21df_abs09:01:560
30346999358,0cyclictest0-21swapper08:12:130
30346999273,0cyclictest5033-21runrttasks10:34:400
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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