You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2025-12-20 - 01:59
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
Characteristics of the 20 highest latencies:
System rackdslot0.osadl.org (updated Fri Dec 19, 2025 12:46:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
28869992515,0cyclictest0-21swapper/109:12:331
2887099240,23cyclictest21080-21cron08:50:012
28870992313,5cyclictest0-21swapper/211:35:132
2886999215,14cyclictest0-21swapper/108:30:351
2886999210,3cyclictest0-21swapper/111:07:521
2886999210,20cyclictest0-21swapper/107:35:141
2886899214,2cyclictest12466-21apt-key08:35:010
28870992018,1cyclictest0-21swapper/211:56:162
28869992011,0cyclictest0-21swapper/111:29:171
2887099193,11cyclictest18854-21munin-run10:40:002
2887099192,2cyclictest4051-21proc_pri10:10:192
28870991915,3cyclictest3985-21H222:10:212
2887099191,16cyclictest7391-21cpuspeed_turbos11:15:122
2886999192,1cyclictest4099-21H222:10:211
28869991916,2cyclictest0-21swapper/107:40:311
2886999191,1cyclictest0-21swapper/110:46:461
2886899192,15cyclictest0-21swapper/007:18:380
2886899192,15cyclictest0-21swapper/007:18:370
2886899190,3cyclictest20990-21tr09:45:130
2886899190,3cyclictest0-21swapper/007:53:450
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional