Path: utzoo!attcan!uunet!cs.utexas.edu!sun-barr!apple!bionet!synoptics!unix!hplabs!pyramid!unify!srm From: srm@Unify.Com (Steve Maraglia) Newsgroups: comp.unix.admin Subject: Re: Why idle backups?? (was Re: Looking for shell script for backup on BSD 4.3) Message-ID: Date: 23 Oct 90 00:21:28 GMT References: <547@fciva.FRANKLIN.COM> <1642@sirius.ucs.adelaide.edu.au> <3955@awdprime.UUCP> Organization: Unify Corporation, Sacramento, CA, USA Lines: 24 In article <3955@awdprime.UUCP> tif@doorstop.austin.ibm.com (Paul Chamberlain) writes: >In article <1642@sirius.ucs.adelaide.edu.au> john@achilles.ua.oz (John Warburton) writes: >>... we currently do our back ups at midnight each >>night WITHOUT shutting down the system. Is this likely to cause problems with >>restoring files?? > >It's not exactly the same but I tend to see restoring this tape as >being as risky as having hit reset at the time of the backup. > About 6 months ago we started performing backups of about 30 systems ( 1 Sequent, 1 Pyramid and the rest Suns) to an Exabyte tape drive, there all performed at night from 11:00 p.m. to around 4:00 a.m. while the file systems are mounted. I've done dozens of restores from single files to entire partitions and have had zero failures. I use the dump & restore utilities. -- Steve Maraglia internet: srm@unify.com Unify Corporation ..!{uunet,csusac,pyramid}!unify!srm 3870 Rosin Court Sacramento, CA 95834 (916) 920-9092