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Search results: Db2 Utilities Suite for z/OS

Showing 9

REORG PREFORMAT of 1 TB page set should be interruptable

With PH64760 one can create 1TB page sets in one step. If one runs a REORG PREFORMAT on such large objects, the Media Manager Preformat task is not interruptable. Such a size of 1TB needs ~1.5hours to preformat the page set. In the meanwhile neith...
3 months ago in Db2 Utilities Suite for z/OS 0 Future consideration

ENHANCEMENT FOR REDIRECTED RECOVERY - CHECK SCHEMA ONLY

ENHANCEMENT FOR REDIRECTED RECOVERY - CHECK SCHEMA ONLY The DB2 redirected recovery functionality allows RECOVER utility to be used to redirect the recovery of an object (the source) to another object (the target). The source and target objec...
over 2 years ago in Db2 Utilities Suite for z/OS 5 Future consideration

REORG needs to be enhanced to separate processing for partitions having dictionaries and no dictionaries

Using LISTDEF there are 4 partitions selected to be reorged. Row length 2284 bytes KEEPDICTIONARY used PART 5 - CARDF 50M, dictionary PART 6 - CARDF 60M, dictionary PART 11 - CARDF 110M, dictionary PART 80 - CARDF 150,000, no dictionary Since PART...
over 3 years ago in Db2 Utilities Suite for z/OS 0 Future consideration

Usability of REORG

When we did a big reorg of 32 billion records we missed some details in dis util functionality:1. how long every phase will take place, RTS knows the amount of records needs to be approx unloaded ...if its been done 1 billion in 2 hours means you ...
over 1 year ago in Db2 Utilities Suite for z/OS 1 Future consideration

Ability to externalize Statistics to RTS after Runstats

In seldom cases (~1%) Online Reorgs abend because the TOTALROWS column in the SYSTABLESPACESTATS are wrong. Then we do Runstats and update the RTS. The question is, why the number of rows is not externalized after doing a RUNSTATS. The value after...
about 4 years ago in Db2 Utilities Suite for z/OS 2 Future consideration

Improving CHECK utility performance: elapsed time and CPU

On our site, we have a PBG tablespace that, after loading, has the last partition in CHECK PENDING, the other partitions in RW. The IBM CHECK utility has taken a long time to complete the verification. We tried using the SCOPE PENDING parameter, b...
almost 2 years ago in Db2 Utilities Suite for z/OS 1 Future consideration

Add "EXCEPTION" parameter to CHECK INDEX to discontinue processing after N disrepancies

Sometimes when you run CHECK INDEX you encounter a huge number of discrepancies so much so that the utility keeps running and running and producing an excessive amount of output -messages regarding the details of the discrepancies. In some cases y...
about 2 years ago in Db2 Utilities Suite for z/OS 0 Future consideration

Modify the message when Load utility encounter table not found.

Sometimes we unload many tables from source DB2 to another one. If some tables do not exist in the target DB2, the load utility will fail with RC=8. this error message is mixed with ordinary information and ends with "I" in a big jobout file. For ...
almost 4 years ago in Db2 Utilities Suite for z/OS 0 Future consideration

Enhance CHECK DATA utility: 1) to avoid SCANTAB and SORT when “SINGLE PARTITION IS SPECIFIED”; 2) to add PART range and parallelism option.

Currently Db2 does not provide either a parallelism option or PART range option for running CHECK DATA utility. Instead, as of Db2 V12, only ‘PART integer’ option is provided that repeating TABLESPACE database-name.table-space-name PART integer st...
over 2 years ago in Db2 Utilities Suite for z/OS 0 Future consideration