You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-08-23 - 16:17
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 rack4slot2.osadl.org (updated Sun Aug 23, 2026 12:44:01)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
73502710,0irq/45-4a100000281702sleep007:08:470
73501010,0irq/45-4a1000003291-21/usr/sbin/munin10:40:450
7450950,0irq/46-4a1000002270-21runrttasks07:25:040
7350950,0irq/45-4a10000030958-21/usr/sbin/munin11:59:560
552429411,0sleep05526-21irqstats12:20:120
28287999471,0cyclictest0-21swapper09:35:210
7450930,0irq/46-4a1000009102-21chrt07:45:070
7450930,0irq/46-4a10000027151-21sendmail-msp08:39:500
7350930,0irq/45-4a10000029634-1kworker/u3:211:58:570
28287999358,0cyclictest0-21swapper10:15:230
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional