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Is there a maximum number of users I can migrate?
Below are common questions about running a migration with the data migration service. Is there a maximum number of users I can migrate? In most cases, the data migration service works best when migrating 100 users or fewer in a single migration. You can migrate more users, but you might see a drop in performance.
Why are source records kept after a migration?
Source records are kept for an appropriate length of time after the migration to enable confirmation that the migration has been successful. Determination of the specific retention period must be based on an organisational risk assessment.
When do you need to preserve metadata during migration?
Identify the metadata which is essential to the records’ integrity, trustworthiness and authenticity and the metadata relationships which must be preserved during migration. For example, when migrating records from an electronic document and records management system (EDRMS) the following types of metadata would be essential:
Why is migration of data a high risk scenario?
The migration of data between organisations following administrative change is a scenario where incidental quality assurance is likely to be delayed as users in the receiving organisation take time to use and understand the data, and identify any issues requiring rectification. The migration of data between organisations is a high risk scenario.
Can a reseller migrate data for their customer account?
No, resellers can’t migrate data for their customer accounts. How do I pause, cancel, or exit a migration? When you use the data migration service, you can pause, restart, cancel, or exit a migration. For details, go to Pause, cancel, or exit a migration.
Can you choose a custom start date for a migration?
Yes, you can choose a custom start date to specify the entire period on your source account. If you have many years or multiple gigabytes of data, we don’t recommend migrating all email messages in a single migration. It takes a long time to complete a migration of this size.
What happens to Gmail data during a migration?
All eligible data is copied during a migration, not moved or deleted, and the data in your source mailbox remains after a migration. Note: The data migration service doesn’t migrate messages, including attachments, larger than 25 MB. For details, go to Send attachments with your Gmail message. Can I migrate all email messages in one migration?