You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-05-16 - 06:38
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 rack8slot4.osadl.org (updated Sat May 16, 2026 00:44:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2556762228168,18sleep70-21swapper/719:09:257
2554422226162,19sleep40-21swapper/419:06:004
2554742223162,19sleep00-21swapper/019:06:280
2555982221189,21sleep30-21swapper/319:08:163
2556442220192,18sleep20-21swapper/219:08:542
2556012220189,20sleep60-21swapper/619:08:196
2554342211181,20sleep50-21swapper/519:05:535
2555402207178,20sleep10-21swapper/119:07:251
25594199350,34cyclictest0-21swapper/619:15:016
25594199340,33cyclictest415412-21cron23:55:006
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional