User guide
Table Of Contents
- MSA1000 User Guide
- Contents
- About this Guide
- Chapter 1: Introduction
- Chapter 2: Operating System Specific Information
- Chapter 3: MSA1000 Setup and Sample Configurations
- Chapter 4: Operation and Management
- Chapter 5: Array Configuration Utility (ACU)
- Installing the ACU on the Server
- Accessing the ACU
- Description of Screen Regions
- Configuring a New Controller
- Modifying an Existing Controller
- Probability of Logical Drive Failure
- Chapter 6: Command Line Interface (CLI)
- CLI Overview
- CLI Setup
- Help Commands
- Display Commands
- Array Controller Configuration Commands
- LUN Management Commands
- Server Connection Commands
- Selective Storage Presentation/Access Control List Commands
- Appendix A: Regulatory Compliance Notices
- Appendix B: Electrostatic Discharge
- Appendix C: Specifications
- Appendix D: Hard Drive Arrays
- Appendix E: Recovering from Hard Drive Failure
- Appendix F: Controller Display Messages
- Appendix G: Recovery ROM and ROM Cloning
- Appendix H: SCSI ID Assignments
- Index

Controller Display Messages
207Modular SAN Array 1000 User Guide
65 CACHE
HARDWARE ENABLED
Informational The cache hardware had
been temporarily disabled
but is now enabled again.
This may have been due to
insufficient charge on the
batteries that have now
charged up to capacity.
66 CACHE
HARDWARE FAILED
AND DISABLED
Error The cache memory has
experienced a hardware
failure.
If the failure has occurred
on the
standby
array
controller, then remove the
standby
array controller,
replace the cache modules,
wait 10 seconds, and then
reinsert the array controller
insuring that it is fully
seated in the chassis.
If the failure has occurred
on the
active
array
controller, then wait until
downtime is available.
Power off the MSA1000,
remove the array controller,
replace the cache modules,
and reinsert the array
controller insuring it is fully
seated in the chassis.
Should the issue persist
please contact HP support
67 CACHE
HARDWARE
TEMPORARILY
DISABLED
Informational The cache memory
hardware has temporarily
been disabled typically
because either the battery
is not charged up or a
capacity expansion
operation is occurring. The
cache will automatically be
enabled once the condition
has been corrected.
Table 20: LCD Message Descriptions
Message Type Description Action
230941-005_MSA1000_UG.book Page 207 Thursday, April 17, 2003 5:53 PM