Test de contrainte Linux
for i in 1 2 3 4; do while : ; do : ; done & done
stop
for i in 1 2 3 4; do kill %$i; done
btpv
for i in 1 2 3 4; do while : ; do : ; done & done
stop
for i in 1 2 3 4; do kill %$i; done