Most Common Problem Areas; Troubleshooting Tools - HP StorageWorks MSA 2/8 - SAN Switch User Manual

Troubleshooting

Most Common Problem Areas

Table 12: Most Common Problem Areas
Fabric
Storage Devices
Hosts
Storage Management
Applications
There are many tools available to help troubleshoot the SAN. The following table
describes tools that can be used to troubleshoot specific areas.
Table 13: Troubleshooting Tools
Fabric
Storage Devices
196
Area
Missing devices
Marginal links (unstable connections)
Incorrect zoning configurations
Incorrect switch configurations
Physical issues between switch and devices
Incorrect storage software configurations
Incorrect host bus adapter installation
Incorrect device driver installation
Incorrect device driver configuration
Incorrect installation and configuration of the storage
devices that the software references. For example, if
using a volume-management application, check for:
Problem Area
Investigate
Incorrect volume installation
Incorrect volume configuration
Troubleshooting Tool
Switch LEDs.
Switch commands for diagnostics (command line).
Web or GUI-based monitoring and management
software tools.
Real-time distributed fabric operating system with
advanced diagnostics.
Device LEDs
Storage diagnostic tools
Fabric OS Procedures Version 3.1.x/4.1.x User Guide