Compaq ProLiant Clusters for SCO UnixWare 7 U/300 Quick Install Guide for the Compaq ProLiant DL380

Troubleshooting 5-11
Compaq Confidential – Need to Know Required
Writer: Rachel Williams Project: Compaq ProLiant Clusters for SCO UnixWare 7 U/300 Quick Install Guide for the Compaq ProLiant DL380
Comments: Part Number: 221544-001 File Name: f-ch5 Troubleshooting.doc Last Saved On: 12/27/00 11:01 AM
Table 5-4
Solving Shared Storage Problems
continued
Problem Possible Cause Action
Unstable loop errors resulting in
the adapter being taken offline
GBIC-SW laser has
malfunctioned
Shut down the node containing
the adapter and use that node to
diagnose and isolate the
problem using the information
contained in the user guide for
the RA4100 and the Fibre
Channel troubleshooting guide.
Replace any defective
component.
Storage performance is marginal
on a FC-AL system
Cache modules on the array
controllers do not match
Verify that the cache module on
each RA4100 controller is
properly seated. If necessary,
replace one cache module so
that the cache levels match on
both array controllers.