* @return The id (physical position into the array) of the new cluster just created. First is 0.
* @throws IOException
* @throws IOException
*/
private int createClusterFromConfig(final OStorageClusterConfiguration iConfig) throws IOException {
OCluster cluster = clusterMap.get(iConfig.getName());
if (cluster != null) {
if (cluster instanceof OClusterLocal)
// ALREADY CONFIGURED, JUST OVERWRITE CONFIG
((OClusterLocal) cluster).config = (OStorageSegmentConfiguration) iConfig;