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2026-09-14 - 19:18
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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 Sep 14, 2026 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2261621770,4sleep33049099cyclictest14:26:313
1068911730,5ptp4l401ktimersoftd/309:38:573
3102321570,5sleep23048299cyclictest10:48:012
2014421560,5sleep03047199cyclictest12:11:580
1256421500,4sleep13047799cyclictest12:03:041
220812870,4sleep33049099cyclictest13:18:263
142142800,2sleep30-21swapper/314:17:563
148852730,15sleep341-21ksoftirqd/312:06:233
106891690,1ptp4l401ktimersoftd/312:10:593
261472670,3sleep3401ktimersoftd/312:50:033
301542594,10sleep10-21swapper/109:39:511
302872574,42sleep00-21swapper/009:41:350
22552560,4sleep341-21ksoftirqd/315:12:123
74742550,2sleep10-21swapper/112:32:061
30482995542,6cyclictest33-21ksoftirqd/210:02:482
302122554,38sleep20-21swapper/209:40:362
70862540,3sleep33049099cyclictest14:09:573
30482995422,3cyclictest33-21ksoftirqd/210:37:552
30482995422,3cyclictest33-21ksoftirqd/210:37:552
106891540,1ptp4l401ktimersoftd/312:36:563
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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