执行到 Amazon DocumentDB 的实时迁移.pdf

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1、 2025,Amazon Web Services,Inc.or its affiliates.All rights reserved.2025,Amazon Web Services,Inc.or its affiliates.All rights reserved.D A T 4 2 5Perform live migrations toAmazon DocumentDBDouglas BonserSr.DocumentDB SA,AWSCody AllenPr.DocumentDB SA,AWS 2025,Amazon Web Services,Inc.or its affiliates

2、.All rights reserved.ScenarioMigrating to Amazon DocumentDBMinimal downtimeLarge data set,high write rateLive migration 2025,Amazon Web Services,Inc.or its affiliates.All rights reserved.Source clusterreplica setoplog/change stream configuration 2025,Amazon Web Services,Inc.or its affiliates.All rig

3、hts reserved.Source endpointAuthentication 2025,Amazon Web Services,Inc.or its affiliates.All rights reserved.Target clusterEnable compression(DocumentDB 5.0)Pre-create indexesScale up primary instanceRemove replica instances 2025,Amazon Web Services,Inc.or its affiliates.All rights reserved.Target

4、endpointAuthenticationSSL/TLS 2025,Amazon Web Services,Inc.or its affiliates.All rights reserved.Migration taskTask configuration Task typeselect Migrate and replicateSettings Target Table Preparation Mode:select Do nothingLog Settings Task Logsselect Turn on CloudWatch logsPremigration assessment:d

5、e-select Turn on premigration assessment 2025,Amazon Web Services,Inc.or its affiliates.All rights reserved.Migration task full load configurationSettings Advanced settings Full load tuning settings Maximum number of tables to load in paralleldefault is 8Table mappings Table settings rules-optionald

6、efault is 1 2025,Amazon Web Services,Inc.or its affiliates.All rights reserved.Migration task CDC configurationSettings Editing mode JSON editorParallelApplyBufferSize:100ParallelApplyQueuesPerThread:1ParallelApplyThreads:1 2025,Amazon Web Services,Inc.or its