You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-05-05 - 21:51
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 rackdslot3.osadl.org (updated Tue May 05, 2026 12:45:46)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
310992204171,22sleep20-21swapper/207:08:462
139491204171,22phc2sys0-21swapper/307:06:243
309422203169,22sleep10-21swapper/107:06:431
310332201168,22sleep00-21swapper/007:07:560
1435421700,6sleep33149699cyclictest08:45:263
31496996429,7cyclictest41-21ksoftirqd/308:00:263
31496996424,8cyclictest41-21ksoftirqd/311:20:013
31496996228,5cyclictest41-21ksoftirqd/310:25:253
31496996129,4cyclictest41-21ksoftirqd/312:20:193
31496996128,7cyclictest41-21ksoftirqd/311:40:013
158322610,4sleep315836-21idleruntime-cro07:45:013
31496996026,3cyclictest41-21ksoftirqd/310:35:233
31496995929,6cyclictest41-21ksoftirqd/309:45:003
31496995732,7cyclictest41-21ksoftirqd/308:55:013
31496995723,8cyclictest41-21ksoftirqd/307:20:003
31496995629,8cyclictest41-21ksoftirqd/311:45:183
31496995629,6cyclictest41-21ksoftirqd/311:55:003
31496995627,4cyclictest41-21ksoftirqd/311:40:263
31496995626,4cyclictest41-21ksoftirqd/309:55:193
79852550,4sleep37990-21cpuspeed08:35:123
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional