You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-01-16 - 05:42
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
Compare latency of primary with shadow system
Characteristics of the 50 highest latencies:
System rack1slot8.osadl.org (updated Wed Jan 15, 2025 12:43:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2171299955873,45cyclictest21942-21aten_r1power_fr07:10:140
2171299912806,76cyclictest0-21swapper/009:13:120
2171299912806,76cyclictest0-21swapper/009:13:110
2171399851785,49cyclictest21941-21aten2.4-expect07:10:141
2171399818715,72cyclictest0-21swapper/109:13:121
2171399818715,72cyclictest0-21swapper/109:13:121
213182188167,14sleep10-21swapper/107:06:281
217129911192,15cyclictest0-21swapper/011:39:580
304532990,4sleep130452-21ssh11:07:431
216899940,4rtkit-daemon2167-21rtkit-daemon09:25:261
216899930,3rtkit-daemon2167-21rtkit-daemon10:44:281
216899930,3rtkit-daemon2167-21rtkit-daemon09:40:100
21713998912,62cyclictest0-21swapper/111:40:001
216899850,4rtkit-daemon2167-21rtkit-daemon08:00:201
216899840,4rtkit-daemon2167-21rtkit-daemon12:20:191
2171399837,57cyclictest78850irq/45-eth0-rx-10:28:591
21713998311,56cyclictest0-21swapper/107:56:591
216899830,4rtkit-daemon2167-21rtkit-daemon10:06:221
216899830,4rtkit-daemon2167-21rtkit-daemon08:36:101
21713998214,53cyclictest0-21swapper/109:46:591
216899790,4rtkit-daemon2167-21rtkit-daemon12:11:241
216899780,4rtkit-daemon2167-21rtkit-daemon12:03:241
216899780,4rtkit-daemon2167-21rtkit-daemon12:03:241
216899780,4rtkit-daemon2167-21rtkit-daemon08:30:251
21713997714,47cyclictest0-21swapper/111:04:591
216899760,5rtkit-daemon2167-21rtkit-daemon09:20:161
216899760,4rtkit-daemon2167-21rtkit-daemon12:30:201
216899760,4rtkit-daemon2167-21rtkit-daemon10:55:181
216899760,4rtkit-daemon2167-21rtkit-daemon10:55:181
216899760,4rtkit-daemon2167-21rtkit-daemon09:40:011
21712997554,15cyclictest0-21swapper/010:09:590
21712997545,24cyclictest0-21swapper/009:24:010
216899730,4rtkit-daemon2167-21rtkit-daemon10:48:081
216899730,3rtkit-daemon2167-21rtkit-daemon07:08:580
21713997214,36cyclictest0-21swapper/108:08:591
21712997249,17cyclictest0-21swapper/011:40:230
2171299723,62cyclictest30208-21ssh10:04:000
21712997217,49cyclictest78950irq/46-eth0-tx-12:36:170
2171299719,55cyclictest0-21swapper/010:20:260
2171299713,44cyclictest537-21ssh11:11:450
2171299712,53cyclictest16528-21latency_hist08:25:020
2171299712,52cyclictest22727-21gltestperf11:55:130
216899710,5rtkit-daemon2167-21rtkit-daemon12:18:491
109842710,4sleep010985-21ssh11:31:550
2171299704,50cyclictest30627-21ssh12:10:190
21712997021,43cyclictest78950irq/46-eth0-tx-09:00:190
216899700,4rtkit-daemon2167-21rtkit-daemon10:24:371
216899700,3rtkit-daemon2167-21rtkit-daemon07:20:591
21712996942,16cyclictest0-21swapper/011:54:490
21712996942,15cyclictest0-21swapper/008:05:130
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional