ESEUTIL Copy Large Files of Exchange Database via ESEUTIL /Y

The ESEUTIL copy command i.e. ESEUTIL /Y perform a fast copy of very large size Exchange mailbox database files. The eseutil y command also copies transactional log files, streaming files, as well as database file.


The Exchange server database inbuilt utility ESEUTIL with switch /y feature efficiently copy the very large size database files with speed and efficiency. 

Depending upon the disk and network quality, eseutil copy command is able to copy 20% faster than the normal copy.

ESEUTIL y Syntax: ESEUTIL /Y <source file> [option]

  • Example: eseutil /y <Database-File.edb> /d <Path-of-the-restore-with-edb-file>

Note: This command does not accept special characters like thus must give particular file name and copy one file at a time.

Copy Large Files of Exchange Mailbox Database with Speed in Batch

This inbuilt utility has some limitation, to use this utility user need to access server or need to install the Exchange server with administrator mode only.  When the installations complete, the binaries details will copies to your computer and this will enable you to eseutil.exe command.

  1. The ESEUTIL /Y copies large file data or log files of Exchange server. This command can be use with none or more switches, separated by spaces.

  2. Example