Backup Postfix Mailbox
Backing up your mailboxes is a simple as copying your mailbox folder. This article describes how to backup and restore your Postfix mailboxes using the tar command. To backup the mailbox, type the command below in a terminal window. tar cvzf mailbox.tar.gz /var/mail Replace /var/mail with the location of your own mailbox. To restore the mailbox, type the command below in a terminal window. tar xvzf mailbox.tar.gz -C / Replace mailbox.tar.gz with the name of your backup file.