You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-02-28 - 12:06
[ 290.152] (II) VESA: driver for VESA chipsets: vesa
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 Sat Feb 28, 2026 00:44:46)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
30910742230175,42sleep40-21swapper/419:08:304
30890022228169,20sleep30-21swapper/319:06:353
30911512217187,19sleep60-21swapper/619:09:366
30890352217191,17sleep00-21swapper/019:07:050
30911422216184,20sleep70-21swapper/719:09:297
30889902216186,19sleep20-21swapper/219:06:262
30890692215183,20sleep50-21swapper/519:07:345
30890092212185,17sleep10-21swapper/119:06:421
309142499332,29cyclictest16450irq/4-ttyS020:35:017
3091415993331,1cyclictest0-21swapper/421:15:004
3091415993331,1cyclictest0-21swapper/421:15:004
3091419993228,3cyclictest369-21systemd-journal20:20:015
309141599320,30cyclictest3102736-21sh19:30:004
309142499310,3cyclictest3170823-21latency_hist21:35:027
309142199310,30cyclictest0-21swapper/623:59:596
3091419993128,2cyclictest369-21systemd-journal00:40:015
309141999310,30cyclictest3238637-21dump-pmu-power23:40:005
3091424993028,1cyclictest3097994-21apt-get19:23:067
3091424993028,1cyclictest0-21swapper/720:50:007
309142499300,29cyclictest3127000-21gpgv20:15:017
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional