returns the datanode 's xceiver count , but subtracts 1 , since the dataxceiverserver counts as one . concode_field_sep MiniDFSCluster cluster concode_elem_sep int KEEPALIVE_TIMEOUT concode_elem_sep int WRITE_TIMEOUT concode_elem_sep Configuration conf concode_elem_sep DataNode dn concode_elem_sep Path TEST_FILE concode_field_sep void testManyClosedSocketsInCache concode_elem_sep void testDatanodeRespectsKeepAliveTimeout concode_elem_sep void testClientResponsesKeepAliveTimeout concode_elem_sep void assertXceiverCount concode_elem_sep void setup concode_elem_sep void testSlowReader concode_elem_sep void teardown
int function ( ) { return dn . getXceiverCount ( ) - 1 ; }