You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-05-30 - 01:19
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 rack8slot4.osadl.org (updated Fri May 29, 2026 12:44:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
7259462235175,19sleep20-21swapper/207:05:572
7259852233171,19sleep30-21swapper/307:06:303
7261582230171,19sleep10-21swapper/107:09:011
7259492216185,20sleep50-21swapper/507:06:005
7260312214160,16sleep40-21swapper/407:07:114
7259972213154,18sleep60-21swapper/607:06:416
7259532213183,20sleep00-21swapper/007:06:020
7259892212151,20sleep70-21swapper/707:06:337
8648732720,0sleep50-21swapper/511:45:105
726446995215,1cyclictest0-21swapper/511:11:485
726440994036,4cyclictest0-21swapper/310:30:013
726446993534,1cyclictest0-21swapper/512:10:085
72643499340,33cyclictest0-21swapper/011:20:090
726435993331,2cyclictest846605-21lspci11:11:481
72643599330,32cyclictest1-21systemd09:40:011
72643499330,32cyclictest889465-21unin-run12:30:010
72644799320,5cyclictest0-21swapper/610:30:016
726442993227,5cyclictest1-21systemd09:35:014
726442993227,4cyclictest850809-21apt-get11:20:104
72644299320,31cyclictest886533-21cron12:25:014
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional