You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-11-30 - 06:20
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: reduced 
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the 10 highest latencies:
System rack3slot7.osadl.org (updated Sun Nov 30, 2025 00:43:39)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140120ksoftirqd/012527-21kworker/0:218:52:300
14991300watchdog/02996-21runrttasks20:05:590
14991270watchdog/05321-21nfs_client23:17:440
14991260watchdog/08616-21munin-node19:57:550
14991260watchdog/07941-21munin-node21:42:400
14991260watchdog/06087-21runrttasks21:35:400
14991260watchdog/02996-21runrttasks23:56:480
14991260watchdog/024081-21aten2.4_r3power00:17:560
14991250watchdog/031155-21mailstats21:12:280
14991250watchdog/026441-21latency_hist22:42:160
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional