You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-10-16 - 12:57
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: 50 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 rack7slot3.osadl.org (updated Thu Oct 16, 2025 00:44:38)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
258192109318sleep25820-21threads19:03:270
2629599262213cyclictest10465-21munin-node0
2629599253187cyclictest2181-21perl19:43:150
2629599251223cyclictest23622-21latency_hist23:43:120
2629599251185cyclictest30194-21ssh21:48:220
2629599250222cyclictest25468-21ntp_states23:49:570
2629599249217cyclictest11788-21ssh22:49:290
2629599247222cyclictest21079-21df_inode21:08:260
2629599247214cyclictest2720-21lxpanel23:24:400
2629599247157cyclictest7990-21fschecks_time20:08:100
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional