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- Copy over network and measure speed.
- Copy and resume large directory backups.
Rsync is much more reliable and allows for continuation in case of interruption.
The biggest mistake people don't do is to not test their backup by restoring. You'll be surprised to find later that despite no errors, upon restore you've lost some data. This is because failed copies due to special characters is not alway. Rsync has a nice dry-run function so you can test without having to do a full restore.
Backup and Sync
Most used to perform difference only mirror backup of source to destination and shows,
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rsync --archive --delete --sparse --verbose --itemize-changes --human-readable --progress /home/tempadmin/source /home/tempadmin/destination |
--dry-run = Use this first to ensure to simulate a run. Especially if you use --delete.
--archive = which includes,
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Instead of a directory, the destination may be another system running the rsync service. This method is extremely fast compare to the everyday use AFP or SMB share protocols. However, I believe there are some limitations when it comes to special characters at least on Mac OS X. I'm still figuring this out.
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rsync --archive --delete --sparse --compress --verbose --itemize-changes --human-readable --progress /home/tempadmin/source rsync://rsyncUser@destSystem/destination |
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Copy extended attributes and resource forks.
Exclude unnecessary Mac OS X System Files
List from Alan Smith,
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--exclude='$RECYCLE.BIN' --exclude='$Recycle.Bin' --exclude='.AppleDB' --exclude='.AppleDesktop' --exclude='.AppleDouble' --exclude='.com.apple.timemachine.supported' --exclude='.dbfseventsd' --exclude='.DocumentRevisions-V100*' --exclude='.DS_Store' --exclude='.fseventsd' --exclude='.PKInstallSandboxManager' --exclude='.Spotlight*' --exclude='.SymAV*' --exclude='.symSchedScanLockxz' --exclude='.TemporaryItems' --exclude='.Trash*' --exclude='.vol' --exclude='.VolumeIcon.icns' --exclude='Desktop DB' --exclude='Desktop DF' --exclude='hiberfil.sys' --exclude='lost+found' --exclude='Network Trash Folder' --exclude='pagefile.sys' --exclude='Recycled' --exclude='RECYCLER' --exclude='System Volume Information' --exclude='Temporary Items' --exclude='Thumbs.db' |
Over SSH Protocol
rsync ....
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