You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-05-09 - 05:41
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.

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 rackeslot4.osadl.org (updated Fri May 09, 2025 00:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
83547499310,4cyclictest32-21ksoftirqd/123:07:271
835474993018,3cyclictest957605-21diskmemload23:01:391
83547499290,3cyclictest957605-21diskmemload23:47:161
83547499290,3cyclictest0-21swapper/122:54:041
83547499290,2cyclictest1-21systemd23:20:001
83547499280,3cyclictest957605-21diskmemload22:13:461
83547499280,3cyclictest0-21swapper/123:37:261
83547499280,2cyclictest957605-21diskmemload00:16:481
83547499280,1cyclictest0-21swapper/121:11:341
83547199271,24cyclictest1067003-21df22:35:150
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional