You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2025-12-10 - 10:45
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 rack7slot8.osadl.org (updated Wed Dec 10, 2025 01:44:18)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
11542222028,45sleep00-21swapper/019:09:130
117059917228,123cyclictest1424-21nginx21:38:040
117059916837,91cyclictest10250irq/56-4a10000021:32:560
117059916713,112cyclictest1424-21nginx00:38:360
117059916631,117cyclictest1336-21runrttasks19:40:150
11705991658,102cyclictest10867-21ntp_states21:10:430
11705991627,134cyclictest25046-21sshd00:15:410
117059916227,97cyclictest30507-21wget22:30:140
11705991616,115cyclictest760-21systemd-journal21:26:400
11705991608,131cyclictest1356-21snmpd19:27:410
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional