DBS-C01 · Question #116
A company is migrating its on-premises database workloads to the AWS Cloud. A database specialist performing the move has chosen AWS DMS to migrate an Oracle database with a large table to Amazon…
The correct answer is A. Create multiple AWS DMS tasks to migrate the large table. C. Increase the capacity of the AWS DMS replication server. D. Establish an AWS Direct Connect connection between the on-premises data center and AWS. "To improve the performance when migrating a large table, break the migration into more than one task. To break the migration into multiple tasks using row filtering, use a key or a partition A number of factors affect the performance of your AWS DMS migration: - Resource…
Question
A company is migrating its on-premises database workloads to the AWS Cloud. A database specialist performing the move has chosen AWS DMS to migrate an Oracle database with a large table to Amazon RDS. The database specialist notices that AWS DMS is taking significant time to migrate the data. Which actions would improve the data migration speed? (Choose three.)
Options
- ACreate multiple AWS DMS tasks to migrate the large table.
- BConfigure the AWS DMS replication instance with Multi-AZ.
- CIncrease the capacity of the AWS DMS replication server.
- DEstablish an AWS Direct Connect connection between the on-premises data center and AWS.
- EEnable an Amazon RDS Multi-AZ configuration.
- FEnable full large binary object (LOB) mode to migrate all LOB data for all large tables.
How the community answered
(36 responses)- A58% (21)
- B22% (8)
- E6% (2)
- F14% (5)
Explanation
"To improve the performance when migrating a large table, break the migration into more than one task. To break the migration into multiple tasks using row filtering, use a key or a partition A number of factors affect the performance of your AWS DMS migration: - Resource availability on the source. - The available network throughput. (D) - The resource capacity of the replication server. (C) - The ability of the target to ingest changes. - The type and distribution of source data. - The number of objects to be migrated. https://docs.aws.amazon.com/dms/latest/userguide/CHAP_BestPractices.html#CHAP_BestPracti
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