Differences between the vol copy command and SnapMirror

Differences

This following table describes the differences between the vol copy command and SnapMirror.

The vol copy command SnapMirror
It is a standard Data ONTAP feature that requires no license codes. It requires a license code.
The result of copying a volume is an off-line volume. The result of replicating a volume is a mirror, which is an on-line, read-only volume.
It does not copy incremental changes from the source volume. It periodically copies incremental changes from the source volume.
It requires that you enter the destination filer name in the /etc/hosts.equiv file. It requires that you enter the destination filer name in the /etc/snapmirror.allow file.
It does not involve a configuration file that controls how a volume is copied. It requires that you specify an entry in the /etc/snapmirror.conf file to control the volume to be replicated, the data transfer rate, and the mirror update schedule.

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Part No. 210-02334
File: mirror14.htm
Last updated: 02/24/99 12:17:14