You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-03-23 - 21:26
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 Mon Mar 23, 2026 12:45:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
138582206174,21sleep10-21swapper/107:09:021
137402205172,22sleep20-21swapper/207:07:302
138612204169,23sleep30-21swapper/307:09:043
138832201168,22sleep00-21swapper/007:09:210
2416421450,6sleep21423699cyclictest08:35:272
1423599686,60cyclictest0-21swapper/110:10:531
139812530,2sleep00-21swapper/010:30:210
1423699512,47cyclictest7021-21kworker/2:207:55:232
1423599495,5cyclictest0-21swapper/107:48:121
95212480,5sleep21423699cyclictest09:15:142
1423599479,36cyclictest0-21swapper/112:20:331
1423699442,41cyclictest30041-21kworker/2:211:50:342
14236994414,28cyclictest29053-21kworker/2:210:10:242
14234994437,4cyclictest26141-21cron07:35:000
14237994337,3cyclictest3006-21cron10:10:013
1423699430,42cyclictest0-21swapper/207:10:232
57898420,9rtkit-daemon0-21swapper/009:28:230
14236994215,26cyclictest30041-21kworker/2:211:35:242
1423699420,41cyclictest0-21swapper/209:55:222
139391420,0ptp4l401ktimersoftd/310:35:013
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional