You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-08-30 - 02:50
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 10 highest latencies:
System rack1slot2.osadl.org (updated Sun Aug 30, 2026 00:43:22)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2142624027,0sleep30-21swapper/319:28:513
2138623925,0sleep00-21swapper/019:28:200
1474323626,0sleep10-21swapper/119:26:361
2148323127,0sleep20-21swapper/219:29:302
339960,0migration/33383-21sh22:08:343
339960,0migration/332089-21sh00:19:563
339960,0migration/310622-21cpuspeed_turbos23:11:413
29805060,0irq/28-eth0-rx-9944-21swap23:26:533
29805060,0irq/28-eth0-rx-27873-21munin-node19:31:463
29805060,0irq/28-eth0-rx-14992-21cut00:46:473
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional