profiler code syntax update authored by Sébastien Timmermans's avatar Sébastien Timmermans
## installer libprofiler.so
apt install libgoogle-perftools-dev
```apt install libgoogle-perftools-dev ```
## installer un meilleurs pprof (grace a golang)
apt install golang
```apt install golang```
GOPATH=$HOME/go go get github.com/google/pprof
``` GOPATH=$HOME/go go get github.com/google/pprof```
## Profile the ./myexe
LD_PRELOAD=/usr/lib/libprofiler.so CPUPROFILE=prof ./myexe
```LD_PRELOAD=/usr/lib/libprofiler.so CPUPROFILE=prof ./myexe```
Attention, le chemin d'accès jusqu'à libprofiler peut varier !
## show online the results
~/go/bin/pprof -http localhost:8000 prof
```~/go/bin/pprof -http localhost:8000 prof```
## The package graphViz is needed.
sudo apt install graphviz
``` sudo apt install graphviz```
## use this line create a pdf :
~/go/bin/pprof -pdf prof > my_pdf_prof.pdf
```~/go/bin/pprof -pdf prof > my_pdf_prof.pdf```
and open it :
evince my_pdf_prof.pdf
```evince my_pdf_prof.pdf```