1.#uname -a如果有【rú guǒ yǒu】x86_64就是64位的🥠，没有就【méi yǒu jiù】是32位的🥠

    这是🐝64位📣的【de】 # uname -a Linux WORKS 2.6.9-11.ELsmp #1 SMP Fri May 20 18:25:30 EDT 2005 x86_64 x86_64 x86_64 GNU/Linux 这是🐝32位📣的【de】 #uname -a Linux backup 2.6.9-67.ELsmp #1 SMP Wed Nov 7 13:58:04 EST 2007 i686 i686 i386 GNU/Linux 注意【zhù yì】：Ixxx的全是【de quán shì】32位📣的【de】，有【yǒu】🛏X86—64的全是【de quán shì】64位📣2.# uname -mx86_643.# archx86_64

    4.#file /bin/cat/bin/cat: ELF 64-bit LSB executable, AMD x86-64, version 1 (SYSV), for GNU/Linux 2.4.0, dynamically linked (uses shared libs), stripped

    5.查看👰cpu是多少位的【wèi de】more /proc/cpuinfo

    怎样查看【kàn】🚂 LINUX是32位👨还是【hái shì】64位👨$su - root#file /sbin/init/sbin/init: ELF 32-bit LSB executable, Intel 80386, version 1 (SYSV),

    即是🍖32位的 linux, 如是【rú shì】🕳64位的, 显示的【xiǎn shì de】是🕳 64-bit