note: Linux 32/64 bit 效能比較

在Linux 32/64位元系統下的伺服器測試
http://www.tomshardware.tw/372,review-372-18.html


Ubuntu: 32-bit v. 64-bit Performance
http://www.phoronix.com/scan.php?page=article&item=616&num=1


Bingo: Desktop linux performance comparison:32 bit vs 64 bit
http://bingouv.blogspot.com/2008/08/desktop-linux-performance-comparison32.html


Ubuntu 9.04: 32-bit vs 64-bit benchmarks | TuxRadar
http://www.tuxradar.com/content/ubuntu-904-32-bit-vs-64-bit-benchmarks



另外該選 32 or 64 bit ? 參考一下這些文章
Should you choose 32-bit or 64-bit Linux?
http://www.linuxforums.org/forum/linux-tutorials-howtos-reference-material/69585-should-you-choose-32-bit-64-bit-linux.html


32 Bit Vs. 64 Bit Linux
http://www.ehow.com/about_6721093_32-vs_-64-bit-linux.html


32 or 64-bit Linux?
http://whirlpool.net.au/wiki/?tag=linux_32v64


The Lifehacker Guide to 64-bit vs. 32-bit Operating Systems (這篇跟windows比較有關係)
http://lifehacker.com/5431284/the-lifehacker-guide-to-64+bit-vs-32+bit-operating-systems


how to check linux kernel is 32 bit or 64 bit
$ uname -m
x86_64

$ uname -a
Linux instance-yoyo 3.10.0-327.13.1.el7.x86_64 #1 SMP Thu Mar 31 16:04:38 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux