You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-05-25 - 05:40
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
Characteristics of the 10 highest latencies:
System rackdslot0.osadl.org (updated Mon May 25, 2026 00:46:07)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2107699247,2cyclictest29028-21munin-run22:15:011
2108199230,22cyclictest0-21swapper/220:55:172
2107699210,18cyclictest19925-21cron22:00:011
2107499212,4cyclictest0-21swapper/021:43:320
2107499212,18cyclictest0-21swapper/021:07:370
2107499212,18cyclictest0-21swapper/020:47:100
2108199200,15cyclictest0-21swapper/220:55:002
2107699204,15cyclictest0-21swapper/120:28:361
21074992018,1cyclictest9-21ksoftirqd/019:35:300
21074992011,5cyclictest0-21swapper/022:55:180
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional