You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-11-17 - 19:34
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.

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 rack2slot7.osadl.org (updated Mon Nov 17, 2025 12:43:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
24773899562,36cyclictest0-21swapper/010:15:540
24773899453,35cyclictest395053-21sendmail-msp11:25:560
24773899451,29cyclictest448231-21grep12:23:020
247738994421,8cyclictest0-21swapper/010:54:020
24773899432,28cyclictest0-21swapper/012:16:310
247738994322,7cyclictest290112-21/usr/sbin/munin09:18:080
24773899431,37cyclictest0-21swapper/012:29:410
247738994118,2cyclictest0-21swapper/011:32:340
24773899411,2cyclictest0-21swapper/011:42:580
24773899392,10cyclictest346001-21sendmail-msp10:26:010
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional