You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-09-17 - 22:57
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.
Unexpectedly long latencies may be caused by SMIs
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 rack1slot2.osadl.org (updated Thu Sep 17, 2026 12:43:23)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1331624839,0sleep30-21swapper/307:32:213
1328523726,0sleep20-21swapper/207:31:562
1319323425,0sleep10-21swapper/107:30:511
1332323127,0sleep00-21swapper/007:32:260
339970,0migration/318046-21sh12:36:413
35160,0ktimersoftd/30-21swapper/308:08:273
339960,0migration/325882-21munin-node11:23:193
339960,0migration/311789-21munin-node10:18:233
339960,0migration/310265-21sh12:48:283
29805060,0irq/28-eth0-rx-9577-21diskstats10:58:153
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional