Under the 'x86' architecture (32 bit), the system can only address 4 GB of
allocated memory.
Traditionally yes, but not always:
http://en.wikipedia.org/wiki/PAE
But it does look like 4GB minus about 680M. The machine is probably
not capable of PAE or the kernel being used is not built for
Tim Newsham wrote:
But it does look like 4GB minus about 680M. The machine is probably
not capable of PAE or the kernel being used is not built for PAE
support.
Does the CentOS have /proc/config.gz or /boot/config-`uname -r` ? If
so, grep for MEM in there. If HIGHMEM4G is already set,
Eric Hattemer wrote:
If HIGHMEM4G is already set, you could try setting HIGHMEM64G instead.
Oops, if this isn't clear, I mean grab a new kernel source, and
configure it with this option, then install the new kernel. Editing a
/boot/config-* or /proc/config.gz doesn't do anything.
The question is probably goofy, not the ram.
I just installed 4GB of RAM on a Dell Precision 450 running CentOS4
(dual Xeon P4 workstation). The BIOS reports seeing all of it, but when
I run cat /proc/meminfo I see number that don't see quite right for
the MemTotal. Is the OS really not
