Path: utzoo!utgpu!water!watmath!clyde!att!osu-cis!tut.cis.ohio-state.edu!mailrus!ames!hc!lanl!unm-la!unmvax!charon!cscbrkac From: cscbrkac@charon.unm.edu (Lazlo Nibble) Newsgroups: comp.sys.apple Subject: Re: DD Docs available ? Message-ID: <3240@charon.unm.edu> Date: 24 Jun 88 01:17:12 GMT Reply-To: cscbrkac@unmc.UUCP (Lazlo Nibble) Organization: Studio Nibble -- One Tree Hill, New Mexico Lines: 18 > what does DDD Pro do when i select 'optimize a disk' ??? > i wont try it out on my harddisk... > a documentation would be nice to have. > -- > Heiko Blume When most disk packers "optimize a disk" they go through the the Volume Bit Map and look for *all* the blocks that are marked as "not in use", then they fill the unused blocks with $00s. This removes the remnants of any deleted files and allows the disk to pack up smaller. There's no reason to do this on your hard disk. It won't improve its performance any. If you get me a domain-based address, Heiko, I'll see if I can scratch up a copy of the DDD Pro docs for you. (mumblefoo.UUCP is NOT a domain address... mumblefoo.baz.com is.) -- Lazlo Nibble (cscbrkac@charon.unm.edu)