You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2025-12-10 - 05:18
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 rackdslot2.osadl.org (updated Wed Dec 10, 2025 00:45:54)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
227522230202,19sleep30-21swapper/319:05:593
227972207173,23sleep20-21swapper/219:06:342
227752205171,23sleep00-21swapper/019:06:160
208832203169,23sleep10-21swapper/119:05:081
1365911070,1ptp4l9108-21ls19:45:203
1366918762,16phc2sys0-21swapper/319:10:013
133391600,7getstats2336699cyclictest00:20:393
2336399566,20cyclictest9047-21taskset20:52:380
136591550,1ptp4l401ktimersoftd/321:43:453
136591540,1ptp4l401ktimersoftd/320:09:103
136591470,1ptp4l401ktimersoftd/321:56:233
2336399451,3cyclictest0-21swapper/022:15:460
23363994510,25cyclictest25801-21seq21:28:330
2336399425,22cyclictest13919-21taskset21:04:020
2336399421,3cyclictest18679-21runrttasks00:31:550
136591420,0ptp4l401ktimersoftd/321:33:433
2336399410,4cyclictest26788-21seq22:36:370
23364993933,4cyclictest9431-21cron00:15:001
2336399392,4cyclictest27667-21runrttasks19:17:220
136591390,1ptp4l401ktimersoftd/322:22:593
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional