???????? ??????????????????? Linux ???? 32 λ???? 64 λ?????????????????????????? 5 ????????????????????????????????????????? Linux ??????????????????????????? Linux ???а棬???磺RHEL??CentOS??Fedora??Scientific Linux??Debian??Ubuntu??Linux Mint??OpenSUSE ????
????1. uname ????
????uname -a ????????????? Linux ?????????????????????????????? Linux/Unix ?????С?

????2. dpkg ????
????dpkg ???????????? Debian/ Ubuntu ???????? 32 λ???? 64 λ?????????????????? Debian ?? Ubuntu ?? Linux ???а檔
??????????????????????
????dpkg --print-architecture
?????????? Linux ?? 64 λ????? amd64???? 32 λ?????? i386??
????3. getconf ????
????getconf ??????????????????????????????????????????????? Linux ???????
????getconf LONG_BIT
????4. arch ????
????arch ?????????????????????????????? uname -m ????????????????? x86_64 ????? 64 λ?????????? i686 ?? i386 ????? 32 λ????

????5. file ????
????file ?????????? /sbin/init ????????????????????????/sbin/init ?? Ubuntu 15.10 ???????????/lib/systemd/systemd ?????
????file /sbin/init


????