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Chapter 10 Troubleshooting Tools and Resources 135
Network Storage Agent can help in patch and firmware maintenance and to display
a topology view of the entire SAN.
You can use Stortools to capture a snapshot of the system configuration, as well as to
assist in component and system-wide testing and verification.
See
TABLE 6-1 for download URLs for StorTools and Network Storage Agent
packages and documentation.
Common Problems
General Tips For Troubleshooting
In all cases:
■ Verify that all patches and firmware are the most recent ones available. See
“Minimum Software Component Versions and Patches” on page 36.
■ Verify all ports are logged in with solid green light on the switch port.
■ Check the array and switch cables and power cord for secure attachment.
■ Re-seat the cables if necessary.
■ Become familiar with luxadm and cfgadm outputs while the system is in a
known good state. Check the outputs during a problem.
■ Configure Network Storage Agent to monitor SAN devices and email
Administrator if a problem occurs.
■ Monitor the SANsurfer GUI for error counters. Large number of errors in a short
time can indicate a problem link. Network Storage Agent also monitors error
counters.
Problems and Corrective Measures—General
Storage
Problem
You cannot see storage in format output.