You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-05-23 - 01:19
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 10 highest latencies:
System rack3slot6.osadl.org (updated Fri May 22, 2026 12:45:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2006129821,31sleep10-21swapper/107:07:391
20463999118,40cyclictest13819-21munin-run11:20:010
2005728914,65sleep00-21swapper/007:07:360
20463997944,23cyclictest14-21ksoftirqd/008:10:280
20468997730,42cyclictest0-21swapper/110:15:121
20463997742,12cyclictest14-21ksoftirqd/011:20:150
20463997511,40cyclictest26433-21munin-run07:25:000
20463997315,40cyclictest25770-21grep08:50:360
20463996914,40cyclictest6985-21ethtool08:00:220
20463996810,41cyclictest20221-21sh10:05:310
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional