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Overview

FDRREORG provides an easy and automated method of reorganizing VSAM, IAM and PDS datasets.

With FDRREORG, datasets are only reorganized when they need it. FDRREORG eliminates the manual effort of running reports to see how many CI/CA splits a cluster has or how much available space there is in a PDS and manually submitting batch jobs to REPRO or IEBCOPY the files.

When traditional methods of reorganization are used, dataset reorganization is usually scheduled as a weekly job based upon some previous experience with the file. In many instances reorganizations take place when there is only a marginal benefit, but emergency reorganizations are required because unforecasted changes have occurred resulting in wasted space and poor performance. FDRREORG will eliminate these problems.

FDRREORG can select files based upon their need to be reorganized. The management of all VSAM, IAM and PDS files can be centralized, therefore eliminating the time consuming training of individual departments on how and when to reorganize the files.

Using the Parallel Backup option, FDRREORG significantly reduces backup and reorganization time for large multi-volume VSAM and IAM files.

IEBCOPY compatibility:

FDR's REORG facility can be transparently invoked when IEBCOPY is called to compress PDS datasets without modifications to your operating system. IEBCOPY overhead is reduced by 50 to 98%.