Migrations Flashcards

1
Q

Describe Re-hosting migrations

A

Moving assets to a new host, make no changes. Eg: on prem mysql server to mysql on ec2

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2
Q

Describe Re-platform migrations

A

Move assets, change the platform. Eg: move on-prem mysql to RDS mysql

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3
Q

Describe Re-purchase migrations

A

Abandon existing infra, move to new. Eg: Move from on prem pgsql to Aurora mysql

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4
Q

Describe Re-architect migrations

A

Redesign infra to be cloud native. Eg: Create server less version of legacy app

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5
Q

Describe the Cloud Adoption Framework CAF

A

Framework of tech and business elements to consider when moving business to the cloud. Elements are Business, People, Governance, Platform, Security, Operations

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6
Q

What does AWS Server Migration Services enable?

A

Automatic migration of on-prem vSphere and Hyper-V VM’s to AWS. Replicates VM’s, syncs volumes, creates periodic AMI’s.

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7
Q

What is the Server Migration Connector

A

Virtual app for vSphere and Hyper-V to connect on-prem to AWS Server Migration Services

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8
Q

What does DMS Database Migration Services enable?

A

Migrating on-prem DB’s to RDS and EC2 db’s.

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9
Q

Would you use DMS for large databases?

A

No. DMS is for small and simple db’s that need to be migrated onto AWS

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10
Q

Would you use SCT for small databases?

A

No. SCT is for large/complex data sets like data warehouses

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11
Q

Can Server Migration Services minimize downtime during cutover?

A

Yes, by repeatedly syncing vm’s incrementally

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12
Q

How do you smoothly transition between VPN and Direct Connect?

A

Using BGP Routing

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