You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-04-04 - 18:21
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 Sat Apr 04, 2026 02:44:18)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
26263217531,113sleep00-21swapper/019:05:450
268359916835,13cyclictest10250irq/56-4a10000023:23:040
268359916734,41cyclictest0-21swapper/020:49:200
268359915852,13cyclictest10150irq/55-4a10000000:31:270
268359915849,17cyclictest23820-21runrttasks23:10:460
26835991548,35cyclictest7341-21/usr/sbin/munin22:06:260
268359915445,21cyclictest4183-21runrttasks21:55:240
26835991537,21cyclictest7957-21apt-get22:12:120
26835991527,21cyclictest3624-21ntp_states19:45:410
268359914824,18cyclictest32417-21sshd21:39:160
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional