How to Migrate DSpace 8.x to DSpace 10.x on Ubuntu (Step-by-Step Guide)
DSpace 8.x → 10.x Migration Guide Fresh Installation + Data Migration This guide follows a migration approach: install DSpace 10.x fresh and move the existing DSpace 8.x database, assetstore, configuration, and required supporting data. It is not an in-place upgrade. ⚙ Environment Reference Environment reference (fill in / confirm before running on a new box): Component Reference Old server DSpace 8.x, hostname dspace-8x New install fresh DSpace 10.x at /dspace Solr /opt/solr (Solr home: /opt/solr/server/solr ) Target DB dspace10 (Postgres 16, role dspace ) 8.x backup location /home/dspace/Downloads/Dspace_8.X_BKP/Dspace_8X._BKP_July_2026/ This is the migration approach (fresh 10.x install + move data over), not an in-place upgrade — recommended since you're skipping a major version (9.x) and already had 10.x installed fresh. Step 1 1. Backup the 8.x source (if not already done) Copy code # DB dump pg_dump -U [dspace8-db-user] -f dspace8_backup.sql [dspace8-db-nam...