You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-08-12 - 06:01
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 Wed Aug 12, 2026 00:44:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
161582144920sleep16156-21grep19:02:400
1689299270245cyclictest1680-21netwatch22:42:070
1689299260234cyclictest791-21fschecks_time20:17:550
1689299259225cyclictest7501-21munin-run23:07:150
1689299256223cyclictest6387-21munin-node0
1689299255232cyclictest22516-21runrttasks21:51:190
1689299255227cyclictest32397-21ntpq20:13:510
1689299255225cyclictest8810-21sort20:52:310
168929925466cyclictest21872-21chrt00:09:490
1689299254226cyclictest23041-21sort21:53:250
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional