You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-07-08 - 13:08
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 20 highest latencies:
System rack8slot4.osadl.org (updated Wed Jul 08, 2026 00:44:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
10571592257192,18sleep40-21swapper/419:09:064
10570792245185,19sleep70-21swapper/719:07:567
10570742233175,19sleep20-21swapper/219:07:512
10570322224164,19sleep50-21swapper/519:07:145
10571192223164,47sleep00-21swapper/019:08:300
10570462212182,19sleep10-21swapper/119:07:261
10571042204175,19sleep30-21swapper/319:08:163
10571902203175,18sleep60-21swapper/619:09:326
105820599340,32cyclictest279850-21systemd-journal00:40:013
105820599330,32cyclictest1118055-21cron21:00:013
105820599330,32cyclictest1118055-21cron21:00:013
105820599320,31cyclictest1134766-21expr21:30:013
105819899320,31cyclictest1062572-21cat19:20:012
105821499310,1cyclictest1204506-21923:35:014
1058198993127,3cyclictest1154699-21sort22:05:022
1058189993126,4cyclictest1229929-21unix_chkpwd00:20:010
105823599300,29cyclictest1-21systemd00:30:017
105823599300,29cyclictest1-21systemd00:30:017
105823599300,29cyclictest0-21swapper/722:15:017
105823599300,29cyclictest0-21swapper/721:10:027
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional