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- Newsgroups: comp.os.linux
- Path: sparky!uunet!think.com!spool.mu.edu!darwin.sura.net!haven.umd.edu!wam.umd.edu!joel
- From: joel@wam.umd.edu (Joel M. Hoffman)
- Subject: Re: [Q] Compressed Filesystem? Interest?
- Message-ID: <1993Jan26.233155.3936@wam.umd.edu>
- Sender: usenet@wam.umd.edu (USENET News system)
- Nntp-Posting-Host: rac2.wam.umd.edu
- Organization: University of Maryland, College Park
- References: <1993Jan20.213854.5028@sfu.ca> <1993Jan20.221858.1962@wam.umd.edu> <2B5EB4A9.1B6D@tct.com>
- Date: Tue, 26 Jan 1993 23:31:55 GMT
- Lines: 22
-
- In article <2B5EB4A9.1B6D@tct.com> chip@tct.com (Chip Salzenberg) writes:
- >According to joel@wam.umd.edu (Joel M. Hoffman):
- >>The idea is that the anti-compressed file system would work in tandem
- >>with an ordinary file system. For most uses, you would mount the
- >>system as, say xfs. But for backup purposes, you would umount the xfs
- >>system, and remount >the same disk partition< as xfs-anti-compress.
- >
- >I think a better idea is to make compress capable of compressing many
- >files with one invocation -- producing an output stream that looks
- >something like, say, an afio archive, which is then process by tar in
- >lieu of reading the actual files -- thus avoiding process-per-file
- >overhead and staying out of the kernel.
-
- But then you have the problem that a corruption of one file will
- corrupt following ones. You may as well just
-
- tar | compress | tar +multi-volume
-
- -Joel
- (joel@wam.umd.edu)
-
-
-