You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-06-29 - 06:09
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 rackfslot7.osadl.org (updated Mon Jun 29, 2026 00:46:10)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
43593299138136,1cyclictest0-21swapper/523:25:165
43593099127109,18cyclictest0-21swapper/321:25:163
435932999840,39cyclictest776-21dbus-daemon23:20:015
435932997719,39cyclictest549139-21latency_hist22:35:025
435932997416,39cyclictest521751-21chrt21:44:455
435932997133,38cyclictest0-21swapper/521:30:355
435932997133,38cyclictest0-21swapper/500:25:505
435932997113,19cyclictest0-21swapper/523:31:205
435932997113,19cyclictest0-21swapper/522:19:075
435932997113,19cyclictest0-21swapper/519:28:265
43593299677,59cyclictest542517-21ntpq22:20:205
43593299657,39cyclictest498303-21perl21:00:165
43593299657,39cyclictest473865-21ntpq20:15:215
43593299657,19cyclictest0-21swapper/523:56:005
435932996325,19cyclictest487793-21gcc20:40:205
435932996223,39cyclictest0-21swapper/500:16:035
43593299621,40cyclictest468796-21taskset20:05:315
435932996021,19cyclictest0-21swapper/520:55:005
43593299601,19cyclictest0-21swapper/520:05:015
43593299580,39cyclictest496204-21ntpq20:55:215
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional