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Chapter 7: DXi4000 Status
Disk Usage
126
Quantum DXi4000 User’s Guide
Used
Used space is the area that already holds data. The
Used
value is
displayed as an amount and as a percentage of the total capacity in the
system.
Used space is divided into the following categories:
Note:
The value for each category is displayed as an amount and as a
percentage of the total capacity in the system.
•
Deduplicated Data
- The amount of data that has been
deduplicated.
•
Data Not Intended For Deduplication
- The amount of data that
will not be deduplicated (data on shares that do not have
deduplication enabled).
•
System Metadata
- The amount of disk space used for internal
operations of the DXi, including system configuration files as well as
temporary files created during replication, space reclamation, and
healthchecks.
Data Reduction
The data reduction area displays the data reduction performance for the
system. Data reduction is divided into the following categories:
•
Data Size Before Reduction
- The original, native size of all data
that has been processed by the data deduplication and compression
engines.
•
Data Size After Reduction
- The final, reduced size of all data that
has been processed by the data deduplication and compression
engines.
•
Total Reduction Ratio
- The total reduction ratio of all data that has
been processed by the data deduplication and compression engines
(
Data Size Before Reduction
divided by
Data Size After
Reduction
).
•
Deduplication Ratio
- The deduplication ratio of all data that has
been processed by the data deduplication engine.
•
Compression Ratio
- The compression ratio of all data that has
been processed by the compression engine.
Summary of Contents for DXi4510
Page 1: ...User s Guide Quantum DXi4000 6 67092 03 Rev A...
Page 16: ...Tables xvi Quantum DXi4000 User s Guide...
Page 24: ...Preface xxiv Quantum DXi4000 User s Guide...
Page 42: ...Chapter 1 DXi4000 System Description Network Segmentation 18 Quantum DXi4000 User s Guide...
Page 52: ...Chapter 2 Basic Operations Locating Serial Numbers 28 Quantum DXi4000 User s Guide...
Page 272: ...Chapter 10 DXi4000 Utilities Reboot Shutdown 248 Quantum DXi4000 User s Guide...
Page 288: ...Appendix B Troubleshooting Common Problems and Solutions 264 Quantum DXi4000 User s Guide...