{{tag>Brouillon Hardware CPU}}

= CPU 32 ou 64 bits

<code bash>
uname -a
getconf LONG_BIT
grep flags /proc/cpuinfo
grep -o -w 'lm' /proc/cpuinfo | sort -u
</code>


OS 32 ou 64 bits ?
<code bash>
arch
echo $HOSTTYPE

hostnamectl
</code>

FIXME