Customers Need to Create a New Oracle Database Server Huawei

question 459

Multiple Choice

Customers need to create a new Oracle database server Huawei RH5885. V2 32 nuclear CPU, the host using Redhat6.4 operating system, the text system is EXT4, the storage device Oceanstor V3, the I SAS disk and 8D + 1P RAID5 are configured to guide one million data batch. Which of the following methods can improve the import performance into the new database? (Multiple choice.)

• A) Modify the value of DB-WRITER-PROCESSES.
• B) Redhat system default CFQ algorithm on the database business efficiency is not high, should be adjusted to noop algorithm.
• C) Oracle database FILESYSTEMIO-OPTIONS parameter can be set to Asynch, and the file system log off.
• D) Modify Oracle's DB-BLOCK-SIZE parameters.

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Definitions:

Leaves

The flattened structures in plants and trees that are typically green and function primarily for photosynthesis, capturing light energy to convert carbon dioxide and water into sugars.

Flowers

The reproductive structures of angiosperms (flowering plants), consisting of specialized tissues for the production of seeds and fruit.

Arabidopsis

A small flowering plant used extensively in the study of genetics, molecular biology, and plant sciences due to its relatively simple genome and short life cycle.

Monopteros Gene

A gene in Arabidopsis thaliana that plays a crucial role in the development of the root apical meristem and axial pattern formation.