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- Newsgroups: comp.unix.wizards
- Path: sparky!uunet!tcsi.com!sriram
- From: sriram@tcs.com (Sriram Srinivasah)
- Subject: Re: How to gain access to Physical memory?
- Message-ID: <1992Aug14.205737.20576@tcsi.com>
- Sender: news@tcsi.com
- Organization: Teknekron Communications, Inc
- References: <1992Aug12.150811.21384@tamsun.tamu.edu>
- Distribution: usa
- Date: Fri, 14 Aug 1992 20:57:37 GMT
- Lines: 20
-
- In article <1992Aug12.150811.21384@tamsun.tamu.edu>, kraghu@cs.tamu.edu (Kanakatte G Raghuram) writes:
- |>
- |> I need to create my own buffer in the physical memory. I intend to implement a
- |> buffer mamager for a DBMS and I don't want my buffer to be a part of the logical
- |> address space. I want my own buffer area in physical memory so that I have my
- |> own buffer into which I can swap in and out the relations I need. I don't want
- |> the O.S to interfere with my buffer area. Can such a thing be done and if so,
- |> how?
- |>
- |>
- |>
- |>
-
-
- Try mmap(3), if your version of Unix supports it.
- For a good intro on mmap and it's uses, read an article on memory mapped databases
- available in pub/uDatabase/POS5.dvi, from watmsg.waterloo.edu
-
- Sriram
- (sriram@tcs.com)
-