You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-05-21 - 17:34
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 Thu May 21, 2026 12:44:58)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
310659913810,38cyclictest0-21swapper/109:20:121
310619911988,21cyclictest14-21ksoftirqd/008:50:120
310619911182,19cyclictest14-21ksoftirqd/010:15:130
310619911181,16cyclictest14-21ksoftirqd/012:15:130
310619910876,20cyclictest14-21ksoftirqd/010:55:110
310659910764,31cyclictest26-21ksoftirqd/109:25:111
310619910569,23cyclictest14-21ksoftirqd/009:45:160
310619910512,78cyclictest0-21swapper/011:15:150
310619910411,79cyclictest0-21swapper/007:35:100
310619910411,79cyclictest0-21swapper/007:10:110
310619910218,71cyclictest0-21swapper/010:45:240
31065991019,76cyclictest1460-21chrt11:50:101
31061999968,20cyclictest14-21ksoftirqd/010:20:130
31061999950,36cyclictest14-21ksoftirqd/008:10:130
31061999913,31cyclictest0-21swapper/010:10:120
31061999864,23cyclictest14-21ksoftirqd/010:00:130
31061999861,24cyclictest14-21ksoftirqd/008:25:150
31061999812,73cyclictest0-21swapper/010:50:120
170642980,6sleep017062-21grep08:00:010
31061999761,25cyclictest14-21ksoftirqd/010:40:230
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional