Compaq Parallel Database Cluster Model PDC/O2000 for Oracle8i and Windows 2000 Administrator Guide

A-2 Compaq Parallel Database Cluster Model PDC/O2000 for Oracle8i and Windows 2000 Administrator Guide
Compaq Confidential – Need to Know Required
Writer: John Blackburn Project: Compaq Parallel Database Cluster Model PDC/O2000 for Oracle8i and Windows 2000 Administrator Guide Comments:
Part Number: 225082-002 File Name: i-appa Diagnosing Shared Storage.doc Last Saved On: 6/13/01 10:31 AM
Figure A-1 identifies, in a flowchart format, the sequence of tasks you should
perform to diagnose, isolate, and resolve shared disk problems in a
PDC/O2000. A detailed description of each task is provided in the following
sections of this appendix.
Entry Point: Potential Shared
Disk-Related Problem Detected
Run Object Link Manager
On All Nodes
Restart All Affected Nodes
in the Cluster
Rerun and Validate Object Link
Manager On All Affected Nodes
Run and Validate
Secure Path Manager
Run Disk Management
On All Nodes
Run and Validate the
Array Configuration Utility
On All Nodes
Perform Cluster Software
and Firmware Checks
Perform Cluster Hardware Checks
Contact Your
Compaq Support Representative
Problem Persists
Proceed To
Problem Persists
Problem Persists
Problem Persists
Problem Persists
Problem
Persists
Problem Persists
Problem Persists
OK
OK
OK
OK
OK
OK
OK
OK
Exit. Problem
Fixed
or No Further
Disk
Problems
Rerun and
Validate
Object Link
Manager
On All
Affected
Nodes
Exit. Problem
Fixed
or No Further
Disk
Problems
Figure A-1. Tasks for diagnosing and resolving shared storage problems