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Dirk Heinrichs wrote: |
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> Am Samstag, 7. März 2009 17:04:17 schrieb Grant: |
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> |
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>> I'm backing up numerous large files on another machine on my local |
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>> network. I've only been using rsync, but it occured to me that I |
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>> might be able to save some time and space if I incorporate tar and |
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>> bzip2. How will rsync interact with those? If I turn the whole |
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>> backup into a big tar.bz2, would rsync need to redownload the whole |
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>> thing if I change one file? If so, maybe I should turn different |
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>> groups of files into tar.bz2 archives so rsync only needs to |
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>> redownload an archive if one of its files has changed? |
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>> |
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> |
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> Another way, although a bit more work to setup, whould be to use a "Network |
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> block device". Unlike NFS, the server just exports the block device, |
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> everything else (mkfs, encryption) can be done on the client. |
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> |
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> Bye... |
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> |
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> Dirk |
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> |
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rsync will download only if source and destination files are different. |
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From my experiences using rar is faster and save more space than bz2. |
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|
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Hung |
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