You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-01-07 - 13:42
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 Wed Jan 07, 2026 00:44:52)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
224567723750,9sleep10-21swapper/119:05:161
22471922276193,28sleep00-21swapper/019:09:400
232236521490,3sleep1251rcuc/121:43:291
242455621100,3sleep00-21swapper/023:55:030
179699600,4rtkit-daemon1795-21rtkit-daemon23:40:121
179699580,5rtkit-daemon1795-21rtkit-daemon23:17:061
179699540,3rtkit-daemon1795-21rtkit-daemon23:38:251
179699530,4rtkit-daemon1795-21rtkit-daemon20:48:261
179699520,4rtkit-daemon1795-21rtkit-daemon20:06:191
23695412510,4sleep00-21swapper/022:44:260
179699510,4rtkit-daemon1795-21rtkit-daemon23:24:370
179699510,4rtkit-daemon1795-21rtkit-daemon23:03:001
179699500,3rtkit-daemon1795-21rtkit-daemon00:27:300
179699490,3rtkit-daemon1795-21rtkit-daemon00:14:380
179699480,4rtkit-daemon1795-21rtkit-daemon00:24:480
179699480,3rtkit-daemon1795-21rtkit-daemon00:05:111
179699480,3rtkit-daemon0-21swapper/122:14:371
179699470,3rtkit-daemon1795-21rtkit-daemon22:22:031
179699470,1rtkit-daemon1795-21rtkit-daemon23:16:530
179699460,3rtkit-daemon1795-21rtkit-daemon19:43:561
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional