IBM General Parallel File System for AIX: Data Management API Guide
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Figures
About this book
What's new
What's new for GPFS 1.3
Changes for GPFS 1.2
Migration
Chapter 1. Overview of Data Management API for GPFS
DMAPI events
Events implemented in DMAPI for GPFS
Optional events that are not implemented in DMAPI for GPFS
DMAPI functions
Mandatory functions implemented in DMAPI for GPFS
Optional functions implemented in DMAPI for GPFS
Optional functions that are not implemented in DMAPI for GPFS
DMAPI configuration attributes
Chapter 2. Data Management API principles for GPFS
Sessions
Events
Mount and unmount
Tokens and access rights
Parallelism in Data Management applications
Data Management attributes
Support for DFS and NFS
Quota
Memory mapped files
Chapter 3. Administering the Data Management API for GPFS
Required files for implementation of Data Management applications
GPFS configuration options for DMAPI
Enabling DMAPI for a file system
Initializing the Data Management application
Chapter 4. Specifications of enhancements in the GPFS implementation of Data Management API
Enhancements to data structures
Usage restrictions on DMAPI functions
Semantic changes to DMAPI functions
Additional error codes returned by DMAPI functions
All DMAPI functions
Functions that provide a file handle as an input argument
Functions that provide a token as an input argument
Individual functions
Chapter 5. Failure and recovery of Data Management API for GPFS
DMAPI failure model for GPFS
Single node failure
Session failure and recovery
Event recovery
Loss of access rights
DM application failure
Appendix A. DMAPI data types and structures in GPFS
Appendix B. DMAPI functions in GPFS
Notices
Trademarks
Glossary
Index
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