You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-04-04 - 22:03
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 rackcslot4.osadl.org (updated Sat Apr 04, 2026 12:44:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
34322632283199,28sleep00-21swapper/007:07:580
34323292242199,29sleep10-21swapper/107:08:411
35797752570,4sleep00-21swapper/011:27:080
343258899543,6cyclictest3627506-21apt-get12:35:130
343258899543,5cyclictest3545280-21apt-get10:40:120
343258899532,6cyclictest3489016-21apt-get09:20:110
343258899522,6cyclictest3570701-40apt-check11:15:190
343258899522,5cyclictest3481609-21apt-get09:10:130
179699520,3rtkit-daemon1795-21rtkit-daemon11:53:141
343258899512,4cyclictest3503114-21apt-get09:40:110
3432588995111,22cyclictest3510327-21df09:50:160
179699510,4rtkit-daemon1795-21rtkit-daemon10:28:460
343258899501,10cyclictest3487458-21ssh09:17:070
343258899500,6cyclictest3480947-21diskmemload10:16:120
179699500,4rtkit-daemon1795-21rtkit-daemon10:30:040
179699500,4rtkit-daemon1795-21rtkit-daemon07:56:431
343258899492,5cyclictest3548826-21apt-get10:45:110
343258899480,9cyclictest3533701-21ssh10:23:030
179699480,4rtkit-daemon1795-21rtkit-daemon08:14:531
343258899472,7cyclictest3599194-21apt-get11:55:140
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional