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On Fri, 2007-06-08 at 17:48 +0200, Alan McKinnon wrote: |
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> On Friday 08 June 2007, Hemmann, Volker Armin wrote: |
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> > On Freitag, 8. Juni 2007, Aleksey Kunitskiy wrote: |
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> > > Hi all, |
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> > > |
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> > > Is it safe to move my linux system by using: |
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> > > #>cp -rp /mnt/old_part /mnt/new_part |
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> > > and approriate changes in grub.conf/fstab on new system location ? |
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> > |
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> > nope. |
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> > |
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> > cp -a if you really want to use copy. But doesn't kill that the |
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> > ctime/mtime making uninstalling things a pain? |
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> |
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> No. |
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> |
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> cp -a is equivalent to cp -dpPR |
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> |
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> and from the man page: |
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> |
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> -p same as --preserve=mode,ownership,timestamps |
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> |
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> What the OP *will* have a problem with a copying /proc, /dev, /sys and |
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> other virtual filesystems. When I do this trick, I usually dd or tar or |
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> cp -a entire filesystems and then copy / with this trick: |
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> |
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> mount -o bind / /some/tmp/dir |
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> cp -a /some/tmp/dir /some/other/dir |
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> |
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> This ensures that only files actually on-disk are copied |
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> |
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> alan |
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> |
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> |
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> -- |
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> Optimists say the glass is half full, |
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> Pessimists say the glass is half empty, |
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> Developers say wtf is the glass twice as big as it needs to be? |
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> |
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> Alan McKinnon |
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> alan at linuxholdings dot co dot za |
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> +27 82, double three seven, one nine three five |
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|
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I generally prefer to do this with dd, from a remote environment |
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|
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dd if=/dev/<source partition> of=/dev/<destination partition> |
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|
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Tim Allingham |
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tim -at- datafirst-it.com.au |