tarring a dump. Problems with a pipe

Parv parv at pair.com
Thu Sep 8 10:18:38 PDT 2005


in message <njd5nj8rky.5nj at mail.opusnet.com>,
wrote Gary W. Swearingen thusly...
>
> I compressed a filesystem dump (on Athlon 64/3200+, i386 OS) and
> 
>     bzip2  compressed to 50% of 2 GB in 1118 sec 
>     gzip   compressed to 52% of 2 GB in  306 sec
> 
> But bzip2 can compress much better than that on some stuff.
> 
> If your goal is a small backup, bzip compresses better.
> If your goal is a quick backup to disk, gzip is faster.
> If your goal is a quick backup to tape, bzip is faster
>    because tape is so slow, unless your CPU can't keep up.

In this context, by "bzip" did you actually meant "bzip2"?  (There
is a archivers/bzip port.)


  - Parv

-- 



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