RE: Dump Vs Tar tradeoffs (if any)
2003-12-23 12:39:43
On Tue, 23 Dec 2003 Mark_Conty AT cargill DOT com wrote:
> Also, I've found that 'tar' seems to take longer in the estimate phase
> than do 'dump' (and 'vxdump'), but for all I know, that could be due to
> local influences (e.g., disk traffic). Or has anyone else also found it
> to be the case that 'tar' estimates take longer than those from 'dump'?
Tar has to stat every file to find out how much is going to be backed
up. Dump just has to look at the filesystem as a whole. Far less
work involved.
-Mitch
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