You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-11-05 - 23:22
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 Thu Nov 05, 2026 12:44:54)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
20649092318245,58sleep00-21swapper/007:05:520
20650002281239,28sleep10-21swapper/107:06:521
22442492640,4sleep02812-21urbackupserver:12:05:170
206546199623,37cyclictest2222478-21apt-get11:35:141
206546199613,38cyclictest2247601-21apt-get12:10:131
206546199592,37cyclictest2091934-21apt-get08:15:121
136599590,4rtkit-daemon1364-21rtkit-daemon09:13:480
206546199572,7cyclictest2125824-21apt-get09:25:131
206546199563,28cyclictest2244068-21apt-get12:05:161
206546199511,5cyclictest2155527-21apt-get10:05:141
206546199503,6cyclictest2167106-21apt-get10:20:141
206546199503,6cyclictest2137392-21apt-get09:40:131
206546199502,6cyclictest2266104-21apt-get12:35:141
206546199501,6cyclictest2144717-21apt-get09:50:141
136599490,4rtkit-daemon1364-21rtkit-daemon10:19:120
206546199483,10cyclictest2151818-21apt-get10:00:121
206546199481,9cyclictest2065570-21apt-get07:10:101
136599480,4rtkit-daemon1364-21rtkit-daemon09:02:490
136599480,4rtkit-daemon1364-21rtkit-daemon08:17:370
206546199472,7cyclictest2114203-21apt-get09:10:121
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional