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License: GNU Affero General Public License v3.0
Function Profiler based on Serial Log Output for Genode
License: GNU Affero General Public License v3.0
Take care, that the scope is closed again, before Genode is informed about the end of the virtualization. Otherwise, the VM is terminated, before the profile information are printed to stdout.
Tool profiler-compare
for visualizing improvements in execution time of profiled functions.
This is due to some wrong size calculation of the graph.
Temporary fix: Adjust the parameters in function plot.subplots_adjust
until profiler-plot
executes without errors.
The function Timer_session_component::now_us()
is not implemented in the official genode repository.
A temporary fix might be using the [genode repository[(https://github.com/argos-research/genode) of the argos-research project.
If qemu stops running and no log file is created, the python commands fail.
Following steps are missing in the documentation:
sudo screen -L -Logfile zybo.log /dev/ttyUSB1 115200
./profiler-filter zybo.log zybo.profile
./profiler-plot --show --input zybo.profile
./profiler-plot -i zybo.profile -o zybo.svg -o zybo.png -o zybo.pdf
Tool profiler-average
for creating average stat file from multiple stat files.
Currently, it is assumed that genode-Profiler
is located in genode/../genode-Profiler
. This is not the default location for repositories. Change the location to genode/repos/
.
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