You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-04-24 - 07:23
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 Fri Apr 24, 2026 00:44:52)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2091112313270,28sleep00-21swapper/019:06:370
2090682305264,27sleep10-21swapper/119:06:101
179699660,4rtkit-daemon1795-21rtkit-daemon22:32:170
3393512580,4sleep0339340-21sort22:55:150
179699560,4rtkit-daemon1795-21rtkit-daemon21:02:111
3429562550,5sleep0342950-21apt-get23:00:100
2869702540,4sleep10-21swapper/121:45:181
179699530,4rtkit-daemon1795-21rtkit-daemon22:06:231
179699520,4rtkit-daemon1795-21rtkit-daemon00:03:321
179699510,4rtkit-daemon1795-21rtkit-daemon22:51:481
179699510,4rtkit-daemon1795-21rtkit-daemon21:18:530
179699490,3rtkit-daemon1795-21rtkit-daemon23:11:151
179699470,3rtkit-daemon1795-21rtkit-daemon19:21:221
179699420,4rtkit-daemon1795-21rtkit-daemon23:01:481
2927742400,1sleep00-21swapper/021:52:520
3278732390,1chrt327868-21sh22:39:590
179699380,4rtkit-daemon322942-21ssh22:32:231
179699380,3rtkit-daemon1795-21rtkit-daemon19:30:201
179699370,3rtkit-daemon0-21swapper/119:10:231
179699370,10rtkit-daemon336116-21irqstats22:50:160
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional