You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-06-28 - 23:18
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.

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 rack7slot8.osadl.org (updated Sat Jun 28, 2025 02:44:17)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
9111221629,50sleep00-21swapper/019:08:270
93609910759,33cyclictest101ktimersoftd/021:17:070
93609910665,26cyclictest101ktimersoftd/023:42:120
93609910661,28cyclictest101ktimersoftd/019:37:090
2001821068,15sleep0101ktimersoftd/019:50:280
93609910241,43cyclictest10250irq/56-4a10000023:23:360
93609910158,26cyclictest101ktimersoftd/021:22:080
9360999536,42cyclictest10250irq/56-4a10000000:09:170
9360999452,26cyclictest101ktimersoftd/022:07:110
9360999350,11cyclictest101ktimersoftd/021:55:370
9360999250,26cyclictest101ktimersoftd/023:10:490
9360999244,30cyclictest3650irq/20-4900000022:12:090
9360999164,11cyclictest101ktimersoftd/021:05:030
9360999131,41cyclictest0-21swapper/020:35:230
183142895,12sleep018332-21if_eth021:50:340
9360998862,11cyclictest101ktimersoftd/020:26:560
9360998842,28cyclictest27399-21cut20:20:160
9360998826,30cyclictest792-21haveged19:35:050
9360998759,12cyclictest101ktimersoftd/023:17:080
9360998747,26cyclictest101ktimersoftd/021:25:520
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional