uftrace 분석에 도움되는 자료들 (uftrace tracing, code coverage)

[DanielTimLee]

How to trace uftrace with uftrace

make clean
make TRACE=1
gcc -pg -o t-abc tests/s-abc.c
uftrace --no-libcall -a ./uftrace t-abc

Tracing uftrace with uftrace example

How to get code coverage for uftrace

sudo apt install lcov
make clean
make COVERAGE=1
gcc -pg -o t-abc tests/s-abc.c
./uftrace record -L. t-abc
./misc/run-lcov.sh
cd coverage.html
python -m SimpleHTTPServer 18080

# 커버리지 데이터 누적 방지를 위해 reset
make reset-coverage

Coverage Data sample

open index.html
coverage.html.zip

Coverage Data sample screenshot

Find more at:

http://korea.gnu.org/manual/release/gcov/gcov_1.ko.html

[DanielTimLee]

Adding a detailed description about this to the Wiki will help.