You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-06-20 - 17:48
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 rack1slot8.osadl.org (updated Sat Jun 20, 2026 12:43:55)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
228082748725,17sleep10-21swapper/107:09:131
2292699515423,49cyclictest0-21swapper/008:05:220
2292799468374,63cyclictest0-21swapper/108:05:221
2292699468392,50cyclictest0-21swapper/007:13:160
2292799420343,45cyclictest0-21swapper/107:13:161
229279912114,63cyclictest0-21swapper/108:22:591
228699900,13rtkit-daemon2285-21rtkit-daemon10:50:070
228699900,12rtkit-daemon0-21swapper/012:29:380
106682900,4sleep010664-21ssh09:25:170
220612880,3sleep122127-21netstat08:35:211
22927998421,44cyclictest0-21swapper/109:50:001
228699830,4rtkit-daemon2285-21rtkit-daemon12:18:430
22926998046,29cyclictest0-21swapper/009:48:590
228699780,4rtkit-daemon2285-21rtkit-daemon10:32:561
22926997758,14cyclictest0-21swapper/010:07:590
228699760,5rtkit-daemon2285-21rtkit-daemon07:55:191
228699760,3rtkit-daemon2285-21rtkit-daemon10:41:211
228699740,5rtkit-daemon2285-21rtkit-daemon08:45:141
228699740,4rtkit-daemon2285-21rtkit-daemon09:25:201
228699740,4rtkit-daemon2285-21rtkit-daemon07:19:131
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional