E20-526 · Question #30
You need to design an Oracle solution for a customer. Which XtremIO best practices should be used in Oracle environments?
The correct answer is A. Use a 512 byte LUN sector size for databases. Use Eager Zeroed Thick formatting for ESXi. The default setting for XtremIO volumes is 512e. It is recommended not to alter this in order to use 4K Advanced Format for Oracle Database deployments. There are no performance ramifications when using 512e volumes in conjunction with an Oracle database. On the contrary, 4K…
Question
You need to design an Oracle solution for a customer. Which XtremIO best practices should be used in Oracle environments?
Options
- AUse a 512 byte LUN sector size for databases. Use Eager Zeroed Thick formatting for ESXi
- BUse a 4 kB LUN sector size for databases. Use Lazy Zeroed Thick formatting for ESXi
- CAlign data on 4 kB boundaries. Use Thin formatting on ESXi
- DAlign data on 4 kB boundaries. Use Lazy Zeroed Thick formatting on ESXi
How the community answered
(39 responses)- A77% (30)
- B3% (1)
- C8% (3)
- D13% (5)
Explanation
The default setting for XtremIO volumes is 512e. It is recommended not to alter this in order to use 4K Advanced Format for Oracle Database deployments. There are no performance ramifications when using 512e volumes in conjunction with an Oracle database. On the contrary, 4K Advanced Format is rejected by many elements of the Oracle and Linux operating system
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