You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-06-12 - 05:11
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 rack7slot1.osadl.org (updated Fri Jun 12, 2026 00:45:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
12988212360,23sleep20-21swapper/219:06:382
13074211753,58sleep30-21swapper/319:07:393
12987211050,55sleep10-21swapper/119:06:371
12922211051,54sleep00-21swapper/019:05:480
149302460,1sleep21693-21stress22:54:532
13373994514,20cyclictest0-21swapper/022:05:340
1337499418,30cyclictest0-21swapper/121:15:561
1337499418,30cyclictest0-21swapper/121:15:561
1337399409,19cyclictest0-21swapper/021:40:180
13373994012,12cyclictest0-21swapper/022:42:550
56152395,13sleep20-21swapper/220:03:572
22412395,13sleep00-21swapper/019:55:170
13373993914,22cyclictest0-21swapper/000:28:550
311802385,13sleep00-21swapper/019:45:540
246972385,13sleep00-21swapper/019:31:430
153972385,13sleep20-21swapper/219:13:482
13374993812,23cyclictest0-21swapper/121:42:471
13373993810,22cyclictest0-21swapper/019:10:160
12242385,13sleep20-21swapper/219:54:062
208452375,13sleep20-21swapper/220:38:572
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional