Atlassian's 4 Million PostgreSQL Database Migration: When Standard Cloud Strategies Fail

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Atlassian recently migrated 4 million Jira databases to Amazon Aurora, intending to reduce costs and improve the reliability of its Jira Cloud platform. Due to the large number of files involved and the constraints of managed services, the team developed a custom tool to orchestrate the process, as traditional cloud migration strategies were not viable. By Renato Losio