You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-04-12 - 02:54
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 rackaslot8.osadl.org (updated Sun Apr 12, 2026 00:44:23)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
228272284258,17sleep20-21swapper/219:08:062
226862273241,21sleep10-21swapper/119:06:321
229492266234,19sleep00-21swapper/019:09:410
226252261230,21sleep30-21swapper/319:05:463
44652680,0sleep10-21swapper/121:43:561
215002590,0sleep20-21swapper/223:11:592
324362580,0sleep30-21swapper/322:40:093
301912550,0sleep20-21swapper/222:38:362
215442550,0sleep00-21swapper/023:12:010
46432540,0sleep00-21swapper/022:23:120
11072200,0sleep20-21swapper/221:41:212
301882190,0sleep00-21swapper/021:20:130
241102190,0sleep10-21swapper/121:15:531
101402180,0sleep20-21swapper/222:45:202
243232170,0sleep30-21swapper/321:16:033
129582170,1sleep10-21swapper/100:05:201
28352140,0sleep00-21swapper/022:02:140
316232110,3sleep122-21ksoftirqd/122:39:431
6774290,0sleep20-21swapper/223:22:562
30372290,0sleep30-21swapper/322:58:033
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional