You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-05-01 - 03:53
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 May 01, 2026 00:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
895502030irq/17-ehci_hcd8733-21ssh21:11:171
89950780irq/17-ehci_hcd23827-21ntp_states20:05:271
81730rcu_preempt2573-21sh23:48:090
81730rcu_preempt0-21swapper/119:07:061
81710rcu_preempt26854-21ssh21:42:260
81710rcu_preempt12236-21rm23:09:431
81680rcu_preempt0-21swapper/122:19:251
81680rcu_preempt0-21swapper/122:08:481
81680rcu_preempt0-21swapper/021:20:350
81670rcu_preempt0-21swapper/123:55:261
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional