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2026-07-27 - 06:54
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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 Mon Jul 27, 2026 00:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2104821670,4sleep03229899cyclictest01:20:450
106891940,4ptp4l401ktimersoftd/321:12:003
79692890,2sleep10-21swapper/101:08:101
194882680,3sleep0101ktimersoftd/000:46:010
318632654,10sleep00-21swapper/021:10:560
290202650,3sleep1231rcuc/100:23:531
48652640,4sleep125-21ksoftirqd/100:31:121
106891640,1ptp4l401ktimersoftd/300:53:403
167932610,4sleep125-21ksoftirqd/123:38:371
106891590,1ptp4l401ktimersoftd/302:34:553
94702560,4sleep1241ktimersoftd/102:15:431
76442530,2sleep00-21swapper/002:13:530
124392510,3sleep3401ktimersoftd/302:18:303
32304995020,9cyclictest25-21ksoftirqd/102:11:331
32304994920,4cyclictest25-21ksoftirqd/102:04:511
3230499483,8cyclictest27199-21grep22:10:341
32304994722,4cyclictest25-21ksoftirqd/123:05:291
32304994720,9cyclictest25-21ksoftirqd/101:53:251
32304994622,9cyclictest25-21ksoftirqd/101:49:241
32304994620,7cyclictest25-21ksoftirqd/102:34:481
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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