You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2025-12-11 - 10:47
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 rackfslot7.osadl.org (updated Thu Dec 11, 2025 00:46:14)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
143651799760,57cyclictest1608072-21ntpq00:10:201
1436517997134,19cyclictest1-21systemd19:20:021
1436517996930,38cyclictest1614979-21latency_hist00:25:011
1436517996910,39cyclictest1539422-21fw_packets22:10:161
1436517996829,38cyclictest1446835-21ld19:25:221
1436519996730,18cyclictest501rcuc/323:00:163
1436517996627,39cyclictest1467744-21cat20:05:011
1436517996143,18cyclictest0-21swapper/122:00:201
1436517995857,1cyclictest877-21mta-sts-daemon23:29:321
1436517995734,0cyclictest1-21systemd20:55:001
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional