You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2025-12-28 - 22:16
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 Sun Dec 28, 2025 12:44:52)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
41475392264188,60sleep00-21swapper/007:05:060
41489272255215,26sleep10-21swapper/107:06:031
179699550,4rtkit-daemon1795-21rtkit-daemon08:08:191
179699540,3rtkit-daemon1795-21rtkit-daemon11:56:590
179699510,4rtkit-daemon1795-21rtkit-daemon11:48:170
179699510,4rtkit-daemon1795-21rtkit-daemon09:29:051
179699500,3rtkit-daemon1795-21rtkit-daemon11:51:001
179699500,3rtkit-daemon1795-21rtkit-daemon10:09:341
179699500,3rtkit-daemon1795-21rtkit-daemon09:31:591
179699490,8rtkit-daemon0-21swapper/012:24:430
179699490,3rtkit-daemon1795-21rtkit-daemon09:45:351
179699450,3rtkit-daemon1795-21rtkit-daemon12:31:330
179699420,4rtkit-daemon0-21swapper/112:15:170
179699410,10rtkit-daemon51540-21ntpq10:10:221
179699400,3rtkit-daemon0-21swapper/111:09:541
179699380,4rtkit-daemon0-21swapper/007:10:261
179699370,3rtkit-daemon0-21swapper/011:37:430
179699370,3rtkit-daemon0-21swapper/010:27:031
179699370,3rtkit-daemon0-21swapper/010:22:160
4149422993623,2cyclictest77302-21/usr/sbin/munin10:45:151
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional