You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-08-26 - 11:54
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
Characteristics of the 20 highest latencies:
System rackdslot4.osadl.org (updated Wed Aug 26, 2026 00:45:53)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
138591235168,23phc2sys0-21swapper/319:07:423
77812206174,21sleep20-21swapper/219:07:202
79252205170,23sleep10-21swapper/119:09:121
79242199166,22sleep00-21swapper/019:09:110
121492560,1sleep10-21swapper/121:25:281
138491540,1ptp4l401ktimersoftd/323:55:163
138491530,1ptp4l391rcuc/323:10:293
828399522,17cyclictest23541-21sed22:55:192
828399521,11cyclictest7661-21cat00:35:002
828399520,17cyclictest3028-21df_abs23:20:152
8282995224,3cyclictest25-21ksoftirqd/120:00:191
8282995119,4cyclictest25-21ksoftirqd/123:00:011
204502510,1sleep30-21swapper/322:50:153
828399501,16cyclictest5583-21cat20:10:002
828399501,16cyclictest5323-21cat21:15:012
828399491,9cyclictest14109-21irqrtprio20:25:342
8282994923,3cyclictest25-21ksoftirqd/121:35:131
8282994917,10cyclictest25-21ksoftirqd/121:45:221
8284994841,4cyclictest25214-21cron20:50:003
8284994841,4cyclictest25214-21cron20:50:003
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional