</storage_type>
<storage id="Disk1" typeId="single_HDD" attach="bob" />
<storage id="Disk2" typeId="single_SSD" attach="alice"
</storage_type>
<storage id="Disk1" typeId="single_HDD" attach="bob" />
<storage id="Disk2" typeId="single_SSD" attach="alice"
<storage id="Disk3" typeId="single_HDD" attach="carl" />
<storage id="Disk4" typeId="single_SSD" attach="denise"
<storage id="Disk3" typeId="single_HDD" attach="carl" />
<storage id="Disk4" typeId="single_SSD" attach="denise"
<host id="bob" speed="1Gf">
<mount storageId="Disk1" name="/home"/>
</host>
<host id="alice" speed="1Gf">
<host id="bob" speed="1Gf">
<mount storageId="Disk1" name="/home"/>
</host>
<host id="alice" speed="1Gf">
</host>
<host id="carl" speed="1Gf">
<mount storageId="Disk3" name="/home"/>
</host>
<host id="denise" speed="1Gf">
</host>
<host id="carl" speed="1Gf">
<mount storageId="Disk3" name="/home"/>
</host>
<host id="denise" speed="1Gf">