To Prune or Not to Prune

• Options to cleaning up version tree

  • Obsolete branches (ct lock -obsolete)
  • Remove branches (rmtype/rmbranch)

• Recommended to obsolete metadata instead of removing it

• Obsolete data still remains in the repository for historical purposes;not visible by default for most ClearCase operations

• Removed data is gone forever

  • Not much disk space gain realized
  • Important to preserve complete transaction history for audit purposes

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