You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-07-30 - 00:37
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 rack3slot6.osadl.org (updated Wed Jul 29, 2026 12:45:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
611921030,6chrt6120-21apt-key09:00:021
100122900,6chrt10013-21/usr/sbin/munin12:10:380
3024527819,50sleep00-21swapper/007:09:170
30442997354,12cyclictest26-21ksoftirqd/110:10:131
82532720,6sleep0171rcuc/009:05:170
30442997255,11cyclictest26-21ksoftirqd/108:20:151
30442996953,10cyclictest26-21ksoftirqd/108:30:131
2984726938,20sleep10-21swapper/107:05:331
293762690,13sleep129375-21turbostat10:05:001
30436996823,39cyclictest14-21ksoftirqd/009:18:260
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional