On Saturday 14 May 2005 5:28 pm, Patrick Lauer wrote: > On Sat, 2005-05-14 at 16:54 +0200, Christian Parpart wrote: > > Hi all, > > > > I finally got it; my Operaton workstation with 2x Opteron248 CPUs and 4GB > > RAM is arrived. However, the BIOS says that I really have 4GB RAM inside, > > that I have, but the Linux is just telling me something about 3GB. > > The upper 1G is sometimes lost to PCI etc. adress space > Especially in 32bit mode since the kernel has to allocate some space for > PCI, DMA buffers, ... and it has to fit into 32bit adress space (and 4G > ~= 32bit)
so much for (nearly) nothing? kinda strange, I'm running (at least the gentoo linux part) natively 64bit. So, why 32bit mode for *what*? And, how can I reduce this to something more real? (I don't believe that any peripheral card needs such alot of RAM). Thanks in advance, Christian Parpart. -- Netiquette: http://www.ietf.org/rfc/rfc1855.txt 19:49:57 up 52 days, 8:56, 0 users, load average: 1.27, 1.43, 1.53
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