2
votes
2answers
497 views

Oracle: 32bit vs. 64bit with respect to memory usage

To help us decide whether to install a 32bit or 64bit flavour of Oracle, I need to find out the advantages and disadvantages of the two choices. Yes, I do know that the 32bit option restricts us to ...
1
vote
3answers
1k views

Linux 2.6 32-bit + BIGMEM versus Linux 2.6 64-bit?

I've been told that 32-bit Linux with a bigmem kernel (when the system has >=4GB RAM) will perform better than 64-bit Linux. I'd love to define "perform better than" for you, but unfortunately the ...
2
votes
3answers
2k views

LINUX - how can I detect CPU architecture through terminal?

I have a machine on my network that I can only access through ssh, and I want to see if it'll support a 64-bit OS (currently running linux, but I don't know which). Any ideas how to accomplish this ...
2
votes
3answers
1k views

Compiling 32-bit binaries on 64-bit RHEL

I have a 64-bit RHEL 5.3 server. There's a piece of server software that's more memory efficient if I compile it as 32-bit. Is there a way to tell GCC to target 32-bit? I just want a specific piece ...
1
vote
1answer
555 views

Running 32 bit userland on Redhat

I have a third party python API thats only available in 32 bit (ELF 32-bit LSB shared object) that I need to run on a x64 RedHat server. Of course this doesn't work smothly since the python ...
13
votes
10answers
23k views

How do I know if I am running 32 or 64-bit Linux?

what would be a command to run in different distros?
3
votes
9answers
3k views

64bit or 32bit Linux system?

I have a server that has 4GB of RAM. On it, I have installation of 32bit Slackware Linux 12.1. Of course, it is not using all of 4GB of RAM. I'd soon like to increase the RAM to 8GB, and am looking ...
6
votes
3answers
4k views

Linux only detects 2gb of RAM with 4 installed - i386 Debian Lenny

I have a machine with 4gb of RAM, but Linux is only detecting two in top and free. The BIOS reports 4. Running i386 Debian Lenny.