htu.getConfiguration().setInt("dfs.replication", 1);
htu.getConfiguration().setLong("hbase.hregion.max.filesize", 322122547200L);
MiniHBaseCluster cluster = null;
try {
cluster = htu.startMiniCluster(1, regionServersCount, dataNodeHosts);
byte [][] families = {cf_essential, cf_joined};
byte[] tableName = Bytes.toBytes(this.getClass().getSimpleName());
HTableDescriptor desc = new HTableDescriptor(TableName.valueOf(tableName));
for(byte[] family : families) {