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Chapter 6: DXi4500 Status
System
122
Quantum DXi4500 User’s Guide
deleting this cached data is called truncation (see
Used (System Capacity)
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 already been
deduplicated.
•
Data waiting to be deduplicated
- The amount of data that is
waiting to be deduplicated.
•
Data not intended for data deduplication
- The amount of data
that will NOT be deduplicated.
•
System metadata
- The area on the system that is occupied by the
system metadata.
Data Reduction
The data reduction area displays the data reduction performance for the
system. Data reduction is divided into the following categories:
Note:
Since these values are calculated as data is deduplicated and
compressed, they will not be completely up-to-date until all
data that is eligible for deduplication is processed by the data
deduplication and compression engines.
•
Total Data Reduced
- The original, native size of all existing data
that has been processed by the data deduplication and compression
engines.
•
Data Deduplication Ratio
- The deduplication ratio of all existing
data that has been processed by the data deduplication engine.
Summary of Contents for DXi4500
Page 18: ...Preface xviii Quantum DXi4500 User s Guide...
Page 22: ...Preface xxii Quantum DXi4500 User s Guide...
Page 34: ...Chapter 1 DXi4500 System Description DXi Advanced Reporting 12 Quantum DXi4500 User s Guide...
Page 56: ...Chapter 3 DXi4500 Concepts Network Segmentation 34 Quantum DXi4500 User s Guide...
Page 146: ...Chapter 6 DXi4500 Status System 124 Quantum DXi4500 User s Guide...
Page 218: ...Appendix A DXi4500 System Specifications 196 Quantum DXi6500 User s Guide...