Date: Fri, 16 Oct 2009 08:34:02 -0600 (MDT) From: Warren Block <wblock@wonkity.com> To: Nerius Landys <nlandys@gmail.com> Cc: Jerry McAllister <jerrymc@msu.edu>, questions@freebsd.org Subject: Re: Best procedure for full backup of live system Message-ID: <alpine.BSF.2.00.0910160818010.82691@wonkity.com> In-Reply-To: <560f92640910160012k6877b82ah5899405418f7c0e7@mail.gmail.com> References: <560f92640910142042tc46f1e3lb81ac1e4528a44ab@mail.gmail.com> <20091015143947.GB54613@gizmo.acns.msu.edu> <560f92640910151742h33393131j9974c23db37602b8@mail.gmail.com> <alpine.BSF.2.00.0910152049340.80320@wonkity.com> <560f92640910160012k6877b82ah5899405418f7c0e7@mail.gmail.com>
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This message is in MIME format. The first part should be readable text, while the remaining parts are likely unreadable without MIME-aware tools. ---902635197-208905312-1255703642=:82691 Content-Type: TEXT/PLAIN; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 8BIT On Fri, 16 Oct 2009, Nerius Landys wrote: > Thanks again guys. My final series of steps to take full backups: > > bsdlabel ad4s1 | ssh -p 22222 nlandys@localhost dd > of=/home/nlandys/backup/bsdlabel_ad4s1 > dmesg -a | ssh -p 22222 nlandys@localhost dd > of=/home/nlandys/backup/dmesg > dd if=/dev/ad4 bs=512 count=1 | ssh -p 22222 nlandys@localhost dd > of=/home/nlandys/backup/MBR > cat /etc/fstab | ssh -p 22222 nlandys@localhost dd > of=/home/nlandys/backup/fstab > dump -0Lan -f - / | gzip | ssh -p 22222 nlandys@localhost dd > of=/home/nlandys/backup/dump0-root.gz > dump -0Lan -f - /tmp | gzip | ssh -p 22222 nlandys@localhost dd > of=/home/nlandys/backup/dump0-tmp.gz > dump -0Lan -f - /var | gzip | ssh -p 22222 nlandys@localhost dd > of=/home/nlandys/backup/dump0-var.gz > dump -0Lan -f - /usr | gzip | ssh -p 22222 nlandys@localhost dd > of=/home/nlandys/backup/dump0-usr.gz > > ... where port 22222 on localhost is a pipe to my remote desktop with > the 500 GB harddrive. If I missed anything important please let me > know. The dump man page recommends always using -C with snapshot dumps. The Handbook has an example of dump over ssh that shows a couple of speed optimizations: http://www.freebsd.org/doc/en_US.ISO8859-1/books/handbook/backup-basics.html#AEN25817 gzip -2 and bluefish instead of 3des should be faster than the default. -Warren Block * Rapid City, South Dakota USA ---902635197-208905312-1255703642=:82691--
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