Date: Thu, 21 Jul 2005 17:08:06 -0400 From: "Andresen,Jason R." <JANDRESE@mitre.org> To: "Eli K. Breen" <bsd@unixforge.net> Cc: freebsd-stable@freebsd.org Subject: RE: Machine Replication Message-ID: <F9F038204EE77C4AA9959A6B3C94AFE831472E@IMCSRV2.MITRE.ORG>
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>From: owner-freebsd-stable@freebsd.org=20 >[mailto:owner-freebsd-stable@freebsd.org] On Behalf Of Eli K. Breen >Sent: Thursday, July 21, 2005 3:21 PM >To: freebsd-stable@freebsd.org >Subject: Machine Replication > >All, > >Does anyone have a good handle on how to replicate (read: image) a=20 >freebsd machine from one machine to an ostensibly similar machine? > >So far I've used countless variations and combinations of the=20 >following: > >dd (Slow, not usefull if the hardware isn't identical?) >tar (Doesn't replicate MBR) >rsync (No MBR support) >Norton Ghost (Doesn't support UFS/UFS2?) >G4U (little experience with this) If you need stuff replicated fast and you don't mind a bit of setup, there is emulab http://www.emulab.net/. I can push out new images to machines in less than 10 minutes including the time it takes to reboot twice (once into the imager and once back to the OS). =20 You may need to use UFS1 for your filesystems though, I don't know if the imager can handle UFS2 yet. We use UFS1 here just to be safe. =20
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