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Thread: fast way to zip

  1. #1
    Join Date
    Dec 2001
    Posts
    96

    fast way to zip

    Hi,

    Is there any alternate and faster way to zip archive files on unix instead of gzip ?

    Pls provide inputs.

    Thanks
    Regards
    Suresh

  2. #2
    Join Date
    Sep 2002
    Location
    England
    Posts
    7,334
    compress, bzip2

  3. #3
    Join Date
    Mar 2002
    Location
    Manchester, England
    Posts
    202
    try rm....it will compress it too zero bytes in no time at all.
    HTH

  4. #4
    Join Date
    Dec 2001
    Posts
    96
    Is compress, bzip2 an alternative compression routine that takes less time?

  5. #5
    Join Date
    Sep 2002
    Location
    England
    Posts
    7,334
    one way to find out, use them

  6. #6
    Join Date
    Oct 2005
    Posts
    10
    If you using Oracle 9R2 you can compress archivelog files.
    If you using Oracle 10G you can compress rman backups.

    Oracle claims that it's faster and compress rate is better since it know data structure.

  7. #7
    Join Date
    Mar 2002
    Location
    Mesa, Arizona
    Posts
    1,204
    Serg,

    Try switches.

    gzip -1 = fastest & least compression
    gzip -9 = slowest & best compression

    My tests showed a compression difference of 7% between -1 and -9.

    I can't remember the speed difference, but it was worth it for us to gzip -1 our backups (at the time we were piping them through gzip). I think it saved us an hour or two of cpu time nightly.

    Now we use compressed backups via RMAN! Really nice stuff.

    -Ken
    "I do not fear computers. I fear the lack of them." Isaac Asimov
    Oracle Scirpts DBA's need

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