Newsgroups: comp.unix.questions
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From: kepowers@mbunix.mitre.org (Powers)
Subject: Re: Proper method of tarring to a pipe, without ``blocksize=1'' later?
Message-ID: <1991Apr3.165222.14900@linus.mitre.org>
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Organization: The MITRE Corp., Bedford MA
References: <5909@tahoe.unr.edu> <1991Apr2.181342.10127@dragon.wpd.sgi.com>
Distribution: usa
Date: Wed, 3 Apr 1991 16:52:22 GMT

>>	tar cf - file ... | rsh somewhere dd of=/dev/rmt0
>Try using the 'b'
>option to tar to specify a blocking factor.  Read your
>tar man page under the 'b' option.  Mine says:
>"Due to the blocking algorithm, a tar tape created by writing
>to the standard output should be read from standard input."

You also have the B option to force input and output to 20 blocks per
record.  This allows tar to work across a communications channel where
the blocking may not be maintained.

-- 
----------

Kelly-Erin Powers		The MITRE Corporation
Unix Systems Group		Burlington Road
(617) 271-2143			Bedford, MA 01730
kepowers@mbunix.mitre.org	linus!mbunix!kepowers