Maximum memory for various freebsd releases

Muhammad Moinur Rahman bofh at freebsd.org
Tue Sep 20 00:34:33 UTC 2016


10/amd64 supports 4TB. Not sure about 8. Moreover if you are running 32 bit
don't forget to recompile the kernel with PAE support. So far I remember
early FreeBSD didn't come with PAE in default kernel. And if you are still
running 8 you should plan on moving forward to 9 or 10.

On Tue, Sep 20, 2016 at 3:39 AM, Julian Elischer <julian at freebsd.org> wrote:

> Looking through the various release notes I see that one thing thing that
> is rarely mentioned is the amount of physical memory supported, or any
> tuning that may be required to run more than some amoutn (should it be
> necessary to change some table sizes etc.).
>
> If anyone has that information I'm looking to know if it is possible to
> run 768GM of ram on an 8.0 machine and a 10.0 machine, and if not in the
> default configuration, whether there are any changes to the configuration
> that would allow this.
>
> Julian
>
>
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