You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-03-07 - 14:16
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 rack3slot6.osadl.org (updated Sat Mar 07, 2026 12:45:00)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
278419911583,21cyclictest14-21ksoftirqd/012:00:140
278419910978,21cyclictest14-21ksoftirqd/010:15:140
278419910776,18cyclictest14-21ksoftirqd/008:55:160
278419910675,20cyclictest0-21swapper/008:40:100
278419910411,78cyclictest0-21swapper/009:45:100
278419910327,46cyclictest14-21ksoftirqd/009:30:140
278419910212,77cyclictest0-21swapper/010:55:170
278419910211,79cyclictest0-21swapper/009:15:150
278419910211,76cyclictest0-21swapper/008:35:130
278469910113,28cyclictest0-21swapper/111:50:251
278469910113,27cyclictest0-21swapper/107:55:151
278469910112,28cyclictest0-21swapper/111:45:141
278469910014,27cyclictest0-21swapper/109:00:121
278469910012,22cyclictest0-21swapper/107:50:121
27841991009,79cyclictest24530-21runrttasks10:00:130
27846999912,27cyclictest0-21swapper/110:45:171
27846999912,27cyclictest0-21swapper/109:20:141
27846999910,25cyclictest0-21swapper/111:40:151
27846999910,25cyclictest0-21swapper/111:40:141
27841999912,31cyclictest0-21swapper/008:05:130
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional