You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-04-21 - 06:37
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 Mon Apr 21, 2025 00:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
81760rcu_preempt5078-21/usr/sbin/munin19:33:441
81750rcu_preempt30777-21munin-run22:18:211
81750rcu_preempt3-21ksoftirqd/022:26:120
81730rcu_preempt1855-21ssh22:23:421
81730rcu_preempt13253-21rm22:46:331
81720rcu_preempt27178-21ssh00:21:091
81720rcu_preempt0-21swapper/021:08:400
81710rcu_preempt0-21swapper/021:21:440
81710rcu_preempt0-21swapper/019:33:460
81700rcu_preempt9409-21ssh21:34:040
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional