You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-07-14 - 17:35
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 rack0slot7.osadl.org (updated Tue Jul 14, 2026 00:44:55)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
325334399419419,0cyclictest3190340-21kworker/u40:13+events_unbound19:16:000
325337599386386,0cyclictest3311462-21kworker/u40:1+events_unbound20:36:2518
325335099382382,0cyclictest3190340-21kworker/u40:13+events_unbound20:39:5212
325335499364364,0cyclictest3429164-21kworker/u40:8+events_unbound23:21:3413
325334799331330,1cyclictest3350436-21kworker/u40:12+events_unbound21:03:321
325336499299293,6cyclictest1477248-21Renderer22:45:5615
325335499290289,0cyclictest0-21swapper/320:30:1913
325337599289282,6cyclictest1477248-21Renderer22:44:0218
325336499289282,5cyclictest1477248-21Renderer21:05:1515
325337599288284,3cyclictest1477248-21Renderer19:51:1518
325337599288284,3cyclictest1477248-21Renderer00:14:1018
325336499288282,5cyclictest1477248-21Renderer23:08:4815
325337399287282,5cyclictest1477248-21Renderer23:59:5217
325337399287282,5cyclictest1477248-21Renderer00:19:2617
325336899287282,5cyclictest1477248-21Renderer00:38:0616
325335899287282,5cyclictest1477248-21Renderer21:10:3114
325335499287283,3cyclictest1477248-21Renderer19:33:1713
325335099287282,5cyclictest1477248-21Renderer21:23:0912
325337899286285,0cyclictest0-21swapper/920:30:1919
325337899286282,3cyclictest1477248-21Renderer22:55:1419
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional