You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-03-16 - 05:31
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
Characteristics of the 20 highest latencies:
System rackcslot4.osadl.org (updated Mon Mar 16, 2026 00:44:52)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
31018272275194,28sleep00-21swapper/019:09:590
31015782262183,29sleep10-21swapper/119:07:201
179699890,4rtkit-daemon1795-21rtkit-daemon00:38:020
179699710,3rtkit-daemon1795-21rtkit-daemon00:35:061
179699660,4rtkit-daemon1795-21rtkit-daemon00:16:471
179699600,3rtkit-daemon1795-21rtkit-daemon00:03:261
179699540,3rtkit-daemon1795-21rtkit-daemon22:03:001
179699520,3rtkit-daemon1795-21rtkit-daemon23:05:361
31728572510,4sleep10-21swapper/121:40:101
179699500,3rtkit-daemon0-21swapper/020:42:150
310194099452,14cyclictest3282670-21ls00:15:010
179699450,3rtkit-daemon1795-21rtkit-daemon19:27:491
179699430,4rtkit-daemon1795-21rtkit-daemon23:39:180
310194099425,13cyclictest3194765-21apt-get22:10:130
32586932410,2sleep00-21swapper/023:40:140
310194099402,10cyclictest3149932-21diskmemload23:50:010
310194099402,10cyclictest1-21systemd23:15:020
310194099392,7cyclictest3215570-21latency_hist22:40:010
310194099391,9cyclictest3164551-21apt-get21:30:020
310194099391,8cyclictest3140343-21/usr/sbin/munin20:45:230
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional