You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-04-01 - 08:56
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 Wed Apr 01, 2026 00:43:58)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3011799881786,82cyclictest0-21swapper/020:15:220
30118998522,6cyclictest22229-21ps20:15:231
296872808789,13sleep10-21swapper/119:06:051
3011799476407,41cyclictest0-21swapper/019:11:070
3011899359293,36cyclictest0-21swapper/119:11:071
284382323298,16sleep00-21swapper/019:05:110
30117991188,103cyclictest0-21swapper/019:52:590
30117991188,103cyclictest0-21swapper/019:52:580
301179910672,26cyclictest0-21swapper/023:59:590
228699900,6rtkit-daemon0-21swapper/020:25:240
30117998564,15cyclictest0-21swapper/020:51:000
30117998412,66cyclictest0-21swapper/023:39:590
228699820,4rtkit-daemon2285-21rtkit-daemon22:11:410
228699820,4rtkit-daemon2285-21rtkit-daemon00:01:280
3011799813,69cyclictest31383-21munin-node21:50:220
228699810,4rtkit-daemon2285-21rtkit-daemon22:21:260
228699810,4rtkit-daemon2285-21rtkit-daemon19:38:450
228699810,4rtkit-daemon2285-21rtkit-daemon19:38:440
228699810,3rtkit-daemon2285-21rtkit-daemon21:57:171
228699800,4rtkit-daemon2285-21rtkit-daemon23:18:180
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional