High-performance Reorg of Model 204 Files
SUG '03
Presentations
Click on any slide to view a linked version of this presentation.

Slide 1: Front

Slide 2: Agenda

Slide 3: Why Reorg

Slide 4: Reorg Motivation

Slide 5: Logical File structure

Slide 6: Why 6184

Slide 7: File Control Table

Slide 8: Table A

Slide 9: Table B logical

Slide 10: Table B Page

Slide 11: Table B record

Slide 12: Extension Records

Slide 13: Preventing Extensions

Slide 14: Table B Parms

Slide 15: BAVAIL Parameter

Slide 16: Table C

Slide 17: Table C

Slide 18: Table D

Slide 19: Lists and bitmaps

Slide 20: Scattered D Lists

Slide 21: Existence Bitmap

Slide 22: Ordered Index

Slide 23: Ordered Index Splits

Slide 24: Procedure Dictionary

Slide 25: PAI Reload

Slide 26: Structured Reload

Slide 27: Best of Both

Slide 28: Fast/Unload (FUEL)2

Slide 29: Fast/Reload (FLOD)

Slide 30: Fast/Reorg

Slide 31: Fast/Reorg

Slide 32: UAI FUNOUT

Slide 33: UAI OINDEX

Slide 34: Fast/Unload (FUEL)

Slide 35: Fast/Reorg Tuning

Slide 36: Fast/Unload Tuning

Slide 37: Fast/Unload Report

Slide 38: Fast/Unload Report

Slide 39: Reducing CPU Time

Slide 40: Waiting for CPU

Slide 41: Open Wait

Slide 42: Output Buffer Wait

Slide 43: Base Buffer Wait

Slide 44: Extension Buffer Wait

Slide 45: Extension Buffer Wait

Slide 46: Fast/Reload Tuning

Slide 47: Fast/Reload CPU

Slide 48: Fast/Reload Disk I/O


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