as of now the script does not filter 0.00 size  in the
filesystem show output, which is the case in multi-disk
mixed-mode (that is default group type for small disks)
Signed-off-by: Anand Jain <Anand.Jain@oracle.com>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Signed-off-by: Dave Chinner <david@fromorbit.com>
        fi
 }
 
+# In mixed group the added disks may have zero used size
+_filter_zero_size()
+{
+       sed -e "s/0\.00/<SIZE>/g"
+}
+
 # Filter out sizes like 6.14MB etc
 _filter_size()
 {
 
        # the uniq collapses all device lines into 1
        _filter_uuid $UUID | _filter_scratch | _filter_scratch_pool | \
        _filter_size | _filter_btrfs_version | _filter_devid | \
+       _filter_zero_size | \
        sed -e "s/\(Total devices\) $NUMDEVS/\1 $NUM_SUBST/g" | \
        uniq
 }