You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-11-29 - 07:14
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 rack7slot8.osadl.org (updated Fri Nov 28, 2025 13:44:17)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
28609212280,10sleep028610-21if_eth007:05:240
29539991735,111cyclictest32440-21apt-get09:32:110
295399916740,88cyclictest10250irq/56-4a10000011:25:130
29539991647,96cyclictest8268-21apt-get10:02:110
295399916145,100cyclictest10150irq/55-4a10000012:00:340
295399915934,108cyclictest10250irq/56-4a10000012:10:470
29539991578,131cyclictest9219-21ntp_states07:55:400
295399915714,125cyclictest1424-21nginx12:25:500
295399915527,118cyclictest17395-21apt-get10:35:300
295399915522,115cyclictest1424-21nginx09:51:220
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional