You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-06-05 - 07:21
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 Fri Jun 05, 2026 00:43:56)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1627621014990,16sleep00-21swapper/019:07:200
164512597577,13sleep10-21swapper/119:09:101
1657299442377,59cyclictest200002sleep019:18:200
1657399378327,29cyclictest0-21swapper/119:18:201
1091621020,4sleep010918-21cut22:35:120
16572999474,15cyclictest0-21swapper/021:40:580
16573998916,57cyclictest0-21swapper/121:00:001
16572998472,7cyclictest88850irq/46-eth0-tx-22:50:580
228699800,4rtkit-daemon2285-21rtkit-daemon22:11:160
228699780,12rtkit-daemon0-21swapper/023:02:070
228699760,4rtkit-daemon2285-21rtkit-daemon23:07:181
228699760,4rtkit-daemon2285-21rtkit-daemon21:54:351
228699750,5rtkit-daemon2285-21rtkit-daemon19:13:580
228699750,4rtkit-daemon2285-21rtkit-daemon23:30:080
16573997519,40cyclictest0-21swapper/121:09:591
228699740,4rtkit-daemon2285-21rtkit-daemon23:11:280
228699740,4rtkit-daemon2285-21rtkit-daemon23:11:270
228699740,4rtkit-daemon2285-21rtkit-daemon22:51:271
228699740,4rtkit-daemon2285-21rtkit-daemon22:42:461
228699740,4rtkit-daemon2285-21rtkit-daemon21:38:410
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional