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Methods for allocating copy and work data sets

You can use one of the following methods to allocate your copy and work data sets and determine the appropriate size for those data sets:

Related topic

REORG PLUS DD statements

  • (recommended) Have REORG PLUS dynamically allocate the following data sets by using the DDTYPE installation or command option.

    Important

    Dynamic allocation of the work and copy data sets is required for a DSNUTILB reorganization.

    • Copy

    • SORTWK

      Important

      You can have either BMCSORT or REORG PLUS dynamically allocate your sort work data sets. Unless you are running a DSNUTILB reorganization, we recommend that you have BMCSORT dynamically allocate these files.

    • SYSREC
    • SYSUT1

    For more information about dynamic allocation, see  Allocating dynamic data sets.

  • Specify ANALYZE PAUSE or ANALYZE ONLY to have REORG PLUS estimate the space that is needed for your work data sets. For more information about these options, see  Using the ANALYZE option in REORG PLUS to estimate data set allocation.
  • Calculate the space allocation based on your knowledge of the table space that you are reorganizing and the information in this section.

 

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