You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-06-19 - 13:48
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 Fri Jun 19, 2026 12:45:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2230229222,19sleep10-21swapper/107:09:461
122172890,4chrt151rcu_preempt09:40:211
2202128319,55sleep00-21swapper/007:07:170
22458997838,16cyclictest14-21ksoftirqd/012:05:220
263532760,9sleep1251rcuc/110:20:041
22458997654,16cyclictest0-21swapper/011:20:130
22458997334,32cyclictest14-21ksoftirqd/009:40:200
22458997125,40cyclictest0-21swapper/009:20:150
22458997022,8cyclictest14-21ksoftirqd/010:45:010
22463996825,38cyclictest26-21ksoftirqd/107:15:071
22458996736,19cyclictest14-21ksoftirqd/007:45:160
22458996735,26cyclictest14-21ksoftirqd/011:15:000
22458996731,30cyclictest14-21ksoftirqd/007:15:010
22463996633,28cyclictest26-21ksoftirqd/110:38:521
2245899667,17cyclictest0-21swapper/011:15:140
22458996636,24cyclictest14-21ksoftirqd/012:25:280
22458996636,24cyclictest14-21ksoftirqd/007:38:330
22458996633,27cyclictest14-21ksoftirqd/009:30:180
22458996629,31cyclictest14-21ksoftirqd/008:45:000
22458996542,16cyclictest14-21ksoftirqd/008:00:200
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional