You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-03-11 - 06:17
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 rackcslot3.osadl.org (updated Wed Mar 11, 2026 00:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
89850940irq/17-ehci_hcd945-21usb-storage19:10:361
147850850irq/30-eth0-tx-0-21swapper/019:13:530
81780rcu_preempt4006-21ssh00:28:311
81750rcu_preempt32355-21ssh21:14:450
81710rcu_preempt30886-21diskmemload00:22:590
81710rcu_preempt10872-21ssh21:34:380
81710rcu_preempt0-21swapper/023:56:530
81710rcu_preempt0-21swapper/023:07:000
81710rcu_preempt0-21swapper/021:19:150
81700rcu_preempt0-21swapper/023:09:180
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional