Messages in this thread | | | Date | Sun, 03 Jan 2010 12:09:35 +0200 | From | Thanasis <> | Subject | Re: [gentoo-user] RAM installed vs reported |
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on 01/01/2010 03:38 PM Krzysztof Halasa wrote the following: > Thanasis <thanasis@asyr.hopto.org> writes: > > >>> Depends on the "split" used. With 2 GB : 2 GB you can have all-lowmem >>> 1.5 GB RAM, without CONFIG_HIGHMEM*. 2 GB of per-process address space >>> is usually not a problem. >>> >> How do you implement that? What do you mean 2GB:2GB split ? >> > See "make menuconfig", Processor type and features -> Memory split. You > need to select "EMBEDDED" and "EXPERIMENTAL" first. What you need for > 1.5 GB RAM is VMSPLIT_2G. > > The idea is that the CPU address space is divided: ca. 2 GB (in this > configuration) for user space (for each process - instead of 3 GB), > 2 GB - 128 MB (or something like that, I don't remember exactly) for > physical RAM, and the last 128 MB or so for PCI devices and other > things. > Hmm..., but are EMBEDDED options suitable for a netbook like the A110L ?
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