You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-06-10 - 00:32
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 20 highest latencies:
System rackcslot3.osadl.org (updated Tue Jun 09, 2026 12:43:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
89950830irq/17-ehci_hcd0-21swapper/110:50:281
89950830irq/17-ehci_hcd0-21swapper/110:50:281
81730rcu_preempt9097-21ssh12:12:081
81710rcu_preempt20391-1kworker/0:1H07:37:350
81710rcu_preempt0-21swapper/112:28:471
81710rcu_preempt0-21swapper/009:38:400
81700rcu_preempt0-21swapper/110:02:481
81700rcu_preempt0-21swapper/010:27:170
81700rcu_preempt0-21swapper/009:46:190
89950690irq/17-ehci_hcd0-21swapper/112:17:351
81690rcu_preempt14383-21ssh12:22:030
81690rcu_preempt13750-21sh11:19:251
81690rcu_preempt0-21swapper/111:49:201
81690rcu_preempt0-21swapper/111:17:131
81690rcu_preempt0-21swapper/011:30:430
81690rcu_preempt0-21swapper/009:48:410
81680rcu_preempt6017-21sh12:05:510
81680rcu_preempt0-21swapper/110:59:381
81680rcu_preempt0-21swapper/110:37:421
81680rcu_preempt0-21swapper/110:04:341
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional