You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-11-24 - 12:10
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
Characteristics of the 20 highest latencies:
System rack6slot6 (updated Mon Nov 24, 2025 00:43:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
244939910702853405,53532cyclictest0-21swapper23:53:440
244939910688853407,53385cyclictest18019-21ssh21:20:400
244939910685153391,53339cyclictest8267-21ssh23:22:050
244939910674653421,53325cyclictest0-21swapper21:11:370
244939910667753464,53213cyclictest0-21swapper20:11:500
244939910662553428,53106cyclictest0-21swapper19:37:100
244939910661453472,53078cyclictest9-21ksoftirqd/023:39:500
244939910660253445,53157cyclictest0-21swapper00:39:370
244939910655453453,53101cyclictest0-21swapper19:52:040
244939910650953472,53037cyclictest0-21swapper23:05:400
244939910650153461,53040cyclictest0-21swapper20:52:420
244939910649553465,53030cyclictest0-21swapper21:30:330
244939910645053447,53003cyclictest0-21swapper23:33:380
244939910645053434,52923cyclictest0-21swapper23:04:000
244939910641953435,52984cyclictest0-21swapper21:50:090
244939910634053438,52810cyclictest0-21swapper19:47:530
244939910633353454,52879cyclictest0-21swapper20:27:250
244939910633053392,52873cyclictest0-21swapper19:57:260
244939910628953471,52755cyclictest9-21ksoftirqd/022:47:250
244939910627153388,52819cyclictest9-21ksoftirqd/020:23:340
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional