You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-04-14 - 18:56
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 Tue Apr 14, 2026 12:43:22)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
635128584,0sleep00-21swapper/007:18:460
644528079,0sleep10-21swapper/107:19:511
6551994242,0cyclictest9110-21md0_resync08:49:372
6549994141,0cyclictest9108-21md1_resync08:49:360
647723026,0sleep30-21swapper/307:20:093
623422925,0sleep20-21swapper/207:17:282
6551991515,0cyclictest83050irq/26-0000:00:09:34:532
6551991010,0cyclictest83050irq/26-0000:00:12:06:202
65519999,0cyclictest83050irq/26-0000:00:11:45:312
65519999,0cyclictest83050irq/26-0000:00:11:29:242
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional