[lug] Tape backup app

B Giles bldrbear at hotmail.com
Sun Aug 10 23:11:05 MDT 2003


>I use 'dump' and a crontab for that.  I tend to use dump rather than tar
>not so much for 'dump' itself, but for 'restore', because I like its
>interactive mode (like a shell) to restore just one or two files or
>directories from an archive easily.

Isn't 'dump' unsafe now?  The problem is that 'dump' reads the raw disk 
partition, but the kernel now does extensive caching of disk pages.  This 
doesn't just mean that files may be missing the last few lines of text, they 
could be totally unrecoverable.

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