You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-06-12 - 21:26
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 Fri Jun 12, 2026 12:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
89950820irq/17-ehci_hcd945-21usb-storage07:18:151
81820rcu_preempt12146-21ps09:59:061
81780rcu_preempt23482-21sh12:21:041
81780rcu_preempt0-21swapper/107:34:031
81770rcu_preempt18723-21diskmemload12:28:021
89550760irq/17-ehci_hcd12806-21ssh11:00:260
81760rcu_preempt0-21swapper/112:14:431
81740rcu_preempt0-21swapper/112:04:041
146250740irq/28-eth0-rx-20017-21/usr/sbin/munin07:09:001
81720rcu_preempt1550-21ssh11:39:220
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional