You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-04-21 - 11:17
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 10 highest latencies:
System rackfslot7.osadl.org (updated Tue Apr 21, 2026 00:46:11)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
125708699560,16cyclictest0-21swapper/223:27:222
1257081995417,18cyclictest874-21mta-sts-daemon22:40:161
1257081995214,19cyclictest0-21swapper/123:50:161
1257108995132,19cyclictest1419870-21awk00:05:117
1257096995112,20cyclictest0-21swapper/419:45:154
1257081995113,19cyclictest0-21swapper/123:35:151
1257096995012,19cyclictest0-21swapper/421:45:174
1257081995032,18cyclictest34-21ksoftirqd/123:15:151
1257076995012,19cyclictest0-21swapper/023:35:150
1257086994910,39cyclictest0-21swapper/223:45:152
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional