You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-05-24 - 17:32
Click here to display the system's profile data or here to proceed to next system.
Click on a legend element to toggle display of that core, ctrl-click inverts display, shift-click enables all.

Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the 20 highest latencies:
System rackdslot3.osadl.org (updated Sun May 24, 2026 12:45:53)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
139491206172,22phc2sys0-21swapper/307:09:283
79922203171,21sleep20-21swapper/207:07:402
78362203170,22sleep00-21swapper/007:05:370
78262202169,22sleep10-21swapper/107:05:301
1834421440,7sleep3847399cyclictest10:50:223
211222570,2sleep10-21swapper/112:05:171
139391560,1ptp4l401ktimersoftd/312:18:513
78692540,1sleep00-21swapper/008:15:170
225072530,2sleep10-21swapper/111:00:171
253152510,2sleep00-21swapper/008:50:240
276632500,4sleep027666-21cpuspeed_turbos07:50:140
139391500,1ptp4l401ktimersoftd/307:25:263
817924734,7sleep10-21swapper/107:10:021
847199451,40cyclictest2366-21cron10:20:001
8473994411,4cyclictest41-21ksoftirqd/308:00:003
847399438,8cyclictest41-21ksoftirqd/307:35:003
847399427,8cyclictest41-21ksoftirqd/308:55:223
8470994236,3cyclictest11841-21cron08:24:590
139391420,0ptp4l401ktimersoftd/308:44:223
139391420,0ptp4l401ktimersoftd/308:24:323
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional