5
votes
2answers
742 views

64-bit kernel, but all 32-bit ELF executable running processes, how is this?

The output from uname: root@debian:~ # uname -a Linux 5asnb 2.6.32-5-amd64 #1 SMP Mon Jun 13 05:49:32 UTC 2011 x86_64 GNU/Linux However the /sbin/init executable shows up as 32-bit: root@debian:~ ...
1
vote
1answer
54 views

32 bit OS memory limitation on NUMA systems

Running 32 bit Rhel 6.5 with kernel 2.6.32-431.el6.i686 on a server with 46 Gb RAM and NUMA support. CONFIG_X86_PAE=y Intel(R) Xeon(R) CPU E5-2660 0 @ 2.20GHz OS is not able to see more than 14GB ...
2
votes
1answer
689 views

Run 64 bit app on 32 bit system (Ubuntu)

All the questions I've seen refer to running a 32 bit app in a 64 bit system. I'm running Ubuntu 12.04 32 bit (actually elementary OS Luna, which is based on it) and I'm trying to run a 64 bit app ...
1
vote
1answer
167 views

32-bit on 64-bit: memory usage for multiple processes

I'm working on a Linux hosting solution for game server software, however the software in question is 32-bit and I'd be running 64-bit on the host. Now, I know I can run 32-bit apps on a 64-bit host ...
0
votes
3answers
116 views

Why 32 bit OS has less requirement when compared to 64 bit

In my Organization for routing we are using 32 bit os rather than using 64 bit os on a host with 3GB RAM. Since 64 bit faster than 32 bit why do sometimes people use 32 bit OS rather than 64 bit. ...
0
votes
2answers
412 views

Why won't my binary run?

I have a binary that runs on my Debian Squeeze system, but then it doesn't do anything on my Debian Wheezy (kernel Linux 3.2.0-4-amd64) system. Both systems are 64 bit, while the executable is a 32 ...
3
votes
2answers
2k views

What a 64 bit Linux can do that 32 bit linux can't?

I ordered a server from fdcserver. Then I realized that, unless changed, fdcserver actually provides 32 bit operating as default. I logged in using SSH, typed uname -m, and to my horror I saw that I ...
1
vote
3answers
513 views

Why is it better to use a 64bit OS?

Speed/Security? Why should we choose to use 64 bit instead of 32 bit?
5
votes
4answers
1k views

Should I install 32 or 64 bit?

I'm going to be installing linux on my 64bit netbook. Last time I checked I was advised that for personal computers (not servers) it is best to install the 32bit version. I believe the reasoning was ...
3
votes
1answer
432 views

Why does Ubuntu recommend download the 32-bit version?

Why does Ubuntu recommend download the 32-bit version? On their 32bit_and_64bit Page they even say Unless you have specific reasons to choose 32-bit, we recommend 64-bit to utilise the full capacity ...