You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-06-14 - 03:35
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
Characteristics of the 20 highest latencies:
System rackdslot4.osadl.org (updated Sun Jun 14, 2026 00:45:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
253652224162,50sleep10-21swapper/119:06:221
138591207162,34phc2sys0-21swapper/319:07:403
255732201167,22sleep00-21swapper/019:08:570
255382200167,22sleep20-21swapper/219:08:312
256542163124,14sleep20-21swapper/219:10:002
838321340,6sleep02594699cyclictest21:45:260
25946996125,10cyclictest9-21ksoftirqd/021:00:240
222412500,1sleep10-21swapper/100:25:181
50798480,11rtkit-daemon0-21swapper/119:36:071
295992480,1sleep10-21swapper/121:25:141
25946994630,5cyclictest9-21ksoftirqd/022:10:160
138491460,1ptp4l401ktimersoftd/300:00:463
138491460,0ptp4l401ktimersoftd/320:17:043
138491440,8ptp4l401ktimersoftd/300:05:243
25949994325,3cyclictest41-21ksoftirqd/323:30:013
138491430,0ptp4l401ktimersoftd/322:04:483
25946994235,4cyclictest9-21ksoftirqd/021:15:010
25946994225,8cyclictest9-21ksoftirqd/020:40:280
138491420,0ptp4l401ktimersoftd/321:20:193
138491420,0ptp4l401ktimersoftd/320:10:153
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional