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2026-01-10 - 02:15
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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 20 highest latencies:
System rackbslot6.osadl.org (updated Fri Jan 09, 2026 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3271621780,5sleep32343499cyclictest09:40:483
3064821700,4sleep32343499cyclictest11:16:283
1169021540,4sleep22342899cyclictest10:57:242
2425821440,5sleep02341899cyclictest11:10:500
2185121180,4sleep20-21swapper/207:20:462
106891990,4ptp4l401ktimersoftd/307:24:303
281152870,2sleep10-21swapper/110:41:011
141652710,5sleep014168-21irqrtprio08:10:490
106891700,1ptp4l401ktimersoftd/311:44:053
238352670,3sleep10-21swapper/107:25:411
106891670,1ptp4l401ktimersoftd/309:53:193
106891640,2ptp4l401ktimersoftd/308:23:073
106891620,1ptp4l401ktimersoftd/308:35:423
106891610,1ptp4l401ktimersoftd/307:40:293
272812590,2sleep10-21swapper/111:14:051
285222580,5sleep1241ktimersoftd/110:09:291
231692584,10sleep10-21swapper/107:23:371
106891570,1ptp4l401ktimersoftd/312:18:183
23252560,2sleep20-21swapper/211:20:562
112712550,1sleep211272-21sh12:04:122
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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