You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-05-21 - 08:57
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 20 highest latencies:
System rack1slot8.osadl.org (updated Thu May 21, 2026 00:43:58)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3271399903841,50cyclictest0-21swapper/019:13:160
3271499856793,47cyclictest0-21swapper/119:13:151
310242348321,18sleep00-21swapper/019:05:040
804921000,3sleep041ktimersoftd/023:56:110
3259929070,14sleep10-21swapper/119:09:131
32713998869,14cyclictest0-21swapper/023:26:590
32714998514,53cyclictest0-21swapper/120:19:001
32714998511,57cyclictest0-21swapper/123:11:001
32713998268,9cyclictest0-21swapper/022:05:580
152902810,3sleep015292-21gltestperf00:10:150
86452800,12sleep041ktimersoftd/022:00:270
3271499783,55cyclictest11602-21sh22:05:591
32713997747,25cyclictest0-21swapper/022:25:190
32713997441,28cyclictest0-21swapper/000:39:030
32714997318,40cyclictest0-21swapper/123:20:581
3271399736,59cyclictest0-21swapper/000:05:180
3271399736,59cyclictest0-21swapper/000:05:170
32713997347,17cyclictest0-21swapper/023:50:180
32713997216,50cyclictest29353-21ssh22:39:480
32714997118,33cyclictest0-21swapper/120:12:001
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional