Messages in this thread |  | | From | "H. Peter Anvin" <> | Subject | Re: 2.4.4 kernel reports wrong amount of physical memory | Date | 14 May 2001 17:25:18 -0700 |
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Followup to: <Pine.LNX.4.33.0105142025000.18102-100000@duckman.distro.conectiva> By author: Rik van Riel <riel@conectiva.com.br> In newsgroup: linux.dev.kernel > > On Mon, 14 May 2001, Wayne Whitney wrote: > > In mailing-lists.linux-kernel, you wrote: > > > > > You need to compile highmem support into the kernel if you want to > > > use more than 890 MB of RAM, set it to maximum 4GB for best > > > performance... > > > > On a similar note, what is the maximum physical memory supported > > by the 4GB option? > > Ummm, 4GB maybe? ;) >
It seems obvious once you know why the limits are there. The 1 GB limit (actually 1024-128 MB = 896 MB) is a software limit; the 4 GB and 64 GB limits are hardware limits and are exact.
IMO we should rename the 1 GB option!
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