You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-08-19 - 22:15
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
Compare latency of primary with shadow system
Characteristics of the 20 highest latencies:
System rack3slot6.osadl.org (updated Wed Aug 19, 2026 12:45:04)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1406927920,50sleep00-21swapper/007:07:130
1406927920,50sleep00-21swapper/007:07:130
14523997734,9cyclictest14-21ksoftirqd/010:20:000
14526997228,39cyclictest26-21ksoftirqd/108:35:421
14523997134,30cyclictest14-21ksoftirqd/011:40:020
1429127025,34sleep10-21swapper/107:09:021
1429127025,34sleep10-21swapper/107:09:021
14523996932,31cyclictest14-21ksoftirqd/011:55:000
14523996929,14cyclictest14-21ksoftirqd/007:25:000
14523996929,14cyclictest14-21ksoftirqd/007:25:000
14526996855,8cyclictest0-21swapper/107:30:131
14523996837,18cyclictest14-21ksoftirqd/009:05:190
14526996743,9cyclictest26-21ksoftirqd/110:50:261
14523996735,26cyclictest14-21ksoftirqd/012:00:010
14523996735,26cyclictest14-21ksoftirqd/009:35:220
14523996734,28cyclictest14-21ksoftirqd/011:32:450
14523996731,17cyclictest14-21ksoftirqd/010:45:030
14523996726,14cyclictest14-21ksoftirqd/007:45:000
14523996726,14cyclictest14-21ksoftirqd/007:45:000
14523996715,47cyclictest21759-21grep10:30:260
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional