You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-06-08 - 09:43
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 Mon Jun 08, 2026 00:44:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
8291372233171,20sleep60-21swapper/619:07:356
8289772231171,19sleep20-21swapper/219:05:302
8289782229167,19sleep30-21swapper/319:05:313
8290102224165,48sleep50-21swapper/519:05:575
8291182208180,18sleep70-21swapper/719:07:207
8290852208179,19sleep10-21swapper/119:06:501
8292592206177,19sleep00-21swapper/019:09:210
8290792203171,22sleep40-21swapper/419:06:454
82950599320,31cyclictest1-21systemd20:15:023
82950199320,31cyclictest883475-21apt-get20:45:072
82950199320,29cyclictest0-21swapper/222:05:012
82949999320,31cyclictest924846-21cron22:00:011
829514993128,2cyclictest975075-21cron23:30:017
82951499310,30cyclictest852856-21apt-get19:50:077
82951199310,30cyclictest290-21plymouthd23:25:026
82951099310,30cyclictest863550-21cron20:10:025
82950799310,30cyclictest846821-21apt-get19:40:054
829501993127,4cyclictest0-21swapper/222:10:082
829501993127,4cyclictest0-21swapper/222:10:082
829498993128,2cyclictest849632-21cron19:45:010
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional