Path: utzoo!attcan!uunet!aplcen!uakari.primate.wisc.edu!zaphod.mps.ohio-state.edu!usc!ucsd!ucbvax!UMIX.CC.UMICH.EDU!krowitz%richter
From: krowitz%richter@UMIX.CC.UMICH.EDU (David Krowitz)
Newsgroups: comp.sys.apollo
Subject: Re: tar vs wbak
Message-ID: <9001121752.AA00407@richter.mit.edu>
Date: 12 Jan 90 17:52:56 GMT
Sender: daemon@ucbvax.BERKELEY.EDU
Organization: The Internet
Lines: 12

Tar uses much smaller blocks, by default, that wbak/rbak does. The
default block size for tar is 512 bytes. tar is probably also using
Unix I/O streams, which are much slower than using memory mapped I/O
as wbak/rbak do.


 -- David Krowitz

krowitz@richter.mit.edu   (18.83.0.109)
krowitz%richter.mit.edu@eddie.mit.edu
krowitz%richter.mit.edu@mitvma.bitnet
(in order of decreasing preference)