Messages in this thread |  | | From | "H. Peter Anvin" <> | Subject | Re: mmap'ing a large file | Date | 15 Aug 2002 12:34:32 -0700 |
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Followup to: <1029342745.8255.6.camel@lemsip> By author: Gianni Tedesco <gianni@ecsc.co.uk> In newsgroup: linux.dev.kernel > > Intel is a 32bit architecture, that is to say the address space is 2^32 > bytes (4GB), of this address space the kernel takes the top 2GB and > userspace the bottom 2GB. >
NAK. 3 GB userspace, 1 GB kernel space is the default.
The 3 GB is subdivided into 1 GB for the program, and 2 GB for libraries and other mmaps (grows up) and the stack (grows down).
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