3.5.1 Matrix Server Administration Guide

Chapter 8: Configure MxFS-Linux 137

The “async” option provides better NFS write performance, as it allows

writes to be acknowledged before being committed on disk; however, it

gives less coherency with regard to on-disk contents in the cluster.

Consequently, server crashes can lead to silent-data-loss; the NFS client

may never be aware of a given server crashing because MxFS-Linux

provides for seamless fail-over.

Add an Export Group

To create an Export Group, select Matrix > Add > Add Export Group. You

can also right-click on an existing Virtual NFS Service that is not currently

assigned to an Export Group and select Add Export Group.

Name: Type a name for this Export Group. The name must be unique

among all of the Export Groups in the cluster and cannot include spaces.

Application name: The application is used to group the Export Group

and the Virtual NFS Services associated with the Export Group. Enter a

new name for the application, or select an existing application. When you