You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-07-03 - 05:04
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 rackbslot7.osadl.org (updated Fri Jul 03, 2026 00:44:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1278821610,20sleep3451rcuc/318:53:013
1936321180,5sleep20-21swapper/221:45:512
677121120,8sleep30-21swapper/321:24:063
677121120,8sleep30-21swapper/321:24:063
1365521106,17sleep10-21swapper/118:53:371
1437399944,76cyclictest32382-21ssh22:08:020
14384999040,10cyclictest181rcu_preempt19:58:361
14384998958,10cyclictest181rcu_preempt22:44:501
14392998858,21cyclictest8689-21forks21:28:102
14384998851,9cyclictest17228-21ssh00:25:201
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional