You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-04-26 - 02:32
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: 50 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the 10 highest latencies:
System rack3slot2.osadl.org (updated Sun Apr 26, 2026 00:44:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
310744623170,3chrt3107448-21latency_hist19:35:060
310526122670,4chrt3105250-21ntpq19:26:070
311360822620,4chrt3113604-21ntp_states19:56:070
312446122440,2chrt3124463-21grep20:35:250
310045199241214,17cyclictest3174880-21kworker/u2:200:00:070
311459322310,3chrt3114594-21awk20:00:150
313200722250,2sleep03132010-21timerwakeupswit21:01:220
310045199221192,17cyclictest3174880-21kworker/u2:200:00:370
318735222180,2sleep03187354-21ls00:21:220
315569922050,3sleep03155697-21uptime22:26:220
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional