You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-07-22 - 16:24
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 Jul 22, 2026 12:45:05)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
20667999128,58cyclictest0-21swapper/107:20:231
20662999145,26cyclictest503-21snmpd12:24:250
2024428423,50sleep10-21swapper/107:07:391
20662997848,16cyclictest14-21ksoftirqd/010:59:590
20662997736,28cyclictest14-21ksoftirqd/008:25:350
2015327618,48sleep00-21swapper/007:06:390
20662997511,23cyclictest12381-21packagekitd09:50:100
20662997441,15cyclictest14-21ksoftirqd/011:00:190
20662997328,30cyclictest24582-21wc10:20:010
20662997237,22cyclictest14-21ksoftirqd/008:05:160
20667997128,38cyclictest0-21swapper/110:55:151
20662997142,15cyclictest14-21ksoftirqd/010:45:160
20662997137,15cyclictest14-21ksoftirqd/009:10:150
20667997026,39cyclictest26-21ksoftirqd/109:55:171
20667997026,39cyclictest26-21ksoftirqd/109:55:171
2066299695,23cyclictest3332-21apt-get09:20:150
20662996941,15cyclictest14-21ksoftirqd/011:50:010
20662996927,23cyclictest32373-21netstat10:40:290
20667996842,12cyclictest26-21ksoftirqd/108:50:111
20667996824,40cyclictest26-21ksoftirqd/110:30:031
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional