A2 Release Notes 6.2 #8498

Alike v6.2.1 build 8498

Released: 8/24/2020

This is a bugfix rollup build containing many improvements. Any customers currently experiencing issues on a previous build are encouraged to upgrade.


  • Support for XCP-ng 8.1 divergent API changes.
  • Greatly improved performance of full Xen restore via ABD
  • Improve DB rebuild time for larger datasets
  • Resolve 'database is locked' type errors
  • Domain Based Windows authentication encountered 'authentication failed' when jobs run


  • Enhanced Replication failure with "No access to memory"
  • Very rare restoreFS intermittency causing 'uuid.list is missing' error
  • Various DB syncing/rebuild fixes
  • Many XAPI retries added to handle 'connection dropped' errors with Xen/XCP-ng
  • Fix DB compaction feature in the A2 console menu
  • Improve handling of slower S3 based ODS connections
  • Improve DB contention in jobs
  • Allow configurable WAL setting on various databases
  • Upgrade Java DB libraries

Known Issues

  • "alike" user for RestoreFS does not always change password properly
  • LVM file-level restore not supported for RestoreFS (full restores are supported)
  • Deleting an entire VM from the UI will remove it to be lost from any configured jobs
  • Dashboard graph empty on first day after initial install and setup