You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-03-09 - 22:55
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 rack1slot2.osadl.org (updated Mon Mar 09, 2026 12:43:23)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2505324839,0sleep10-21swapper/107:14:351
2513923526,0sleep20-21swapper/207:15:362
2491623127,0sleep00-21swapper/007:13:010
2523122824,0sleep30-21swapper/307:16:413
253539983,0cyclictest15529-21awk11:52:282
253519985,0cyclictest7142-21munin-run09:37:120
253539973,0cyclictest5395-21awk08:32:282
253539973,0cyclictest3861-21sadc07:47:122
253539973,0cyclictest27090-21munin-node10:07:292
253539973,0cyclictest16017-21awk07:32:272
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional