Add an additional file system data loader to faster process the exported message files.
1. Click on Data Loaders in Archive Manager Web UI Adminstration console
2. in the right pane at the top there is a link "Add new Data Loader"
3. Keep it as a File System data loader Type
4. Put in the UNC path to the Export folder
5. Keep all the rest of the defaults and enter in the ArchiveMgr_Journal account and password and click Add.