What the snapmirror.conf file does

The snapmirror.conf file is used to specify the details related to the copying of data, by using SnapMirror, from the source to the destination. This file resides on the destination storage system.

The /etc/snapmirror.conf file defines:

• The relationship between the source and the destination.
• The schedule used by the destination to copy data.
• The arguments that control SnapMirror when copying data.

• Distribution of the snapmirror.conf file
  You can create a single snapmirror.conf file for your site and copy it to all the storage systems that use SnapMirror. The snapmirror.conf file can contain entries pertaining to other storage systems.
• Limit on entries in the snapmirror.conf file for each storage system
  The limit on the number of entries for each storage system in the /etc/snapmirror.conf file is 1,024. Entries beyond this limit are ignored and the storage system console displays a warning message.
• Editing the snapmirror.conf file
  If SnapMirror is enabled, changes to the /etc/snapmirror.conf file take effect within two minutes. If SnapMirror is not enabled, changes to the /etc/snapmirror.conf file take effect immediately after entering the snapmirror on command, to enable SnapMirror.
• Syntax for snapmirror.conf file entries
  The syntax for entries in the snapmirror.conf file is as follows.