You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2025-12-13 - 06:42
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 20 highest latencies:
System rack9slot2.osadl.org (updated Sat Dec 13, 2025 00:43:25)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
985299251244,4cyclictest306-21awk3
984499250247,2cyclictest0-21swapper/11
96002249212,25sleep20-21swapper/22
85412237196,16sleep00-21swapper/00
96662234198,24sleep30-21swapper/33
95592232195,25sleep10-21swapper/11
984899199192,4cyclictest32729-21apt-get2
1971721350,1sleep30-21swapper/33
984099117112,2cyclictest0-21swapper/00
54242620,1sleep20-21swapper/22
54242620,1sleep20-21swapper/22
239062570,1sleep10-21swapper/11
168672490,3sleep228-21ksoftirqd/22
103792460,1sleep310382-21awk3
9848994314,17cyclictest10191-21awk2
136602430,1sleep20-21swapper/22
9848993911,16cyclictest662-21runrttasks2
317362350,1sleep331742-21head3
9848993314,9cyclictest0-21swapper/22
9848993211,18cyclictest27406-21if_enp3s02
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional