Install cluster
Enable Namenode HA
Start RU
"Zookeeper" is completed
"Core Masters" failed on RESTART HDFS/JOURNALNODE:
Traceback (most recent call last): File "/var/lib/ambari-agent/cache/common-services/HDFS/2.1.0.2.0/package/scripts/journalnode.py", line 158, in <module> JournalNode().execute() File "/usr/lib/python2.6/site-packages/resource_management/libraries/script/script.py", line 184, in execute method(env) File "/usr/lib/python2.6/site-packages/resource_management/libraries/script/script.py", line 350, in restart self.post_rolling_restart(env) File "/var/lib/ambari-agent/cache/common-services/HDFS/2.1.0.2.0/package/scripts/journalnode.py", line 72, in post_rolling_restart journalnode_upgrade.post_upgrade_check() File "/var/lib/ambari-agent/cache/common-services/HDFS/2.1.0.2.0/package/scripts/journalnode_upgrade.py", line 66, in post_upgrade_check success = ensure_jns_have_new_txn(all_journal_node_hosts, last_txn_id) File "/var/lib/ambari-agent/cache/common-services/HDFS/2.1.0.2.0/package/scripts/journalnode_upgrade.py", line 133, in ensure_jns_have_new_txn data = get_jmx_data(url, 'Journal-', 'LastWrittenTxId') File "/var/lib/ambari-agent/cache/common-services/HDFS/2.1.0.2.0/package/scripts/utils.py", line 241, in get_jmx_data data = urllib2.urlopen(nn_address).read() File "/usr/lib64/python2.6/urllib2.py", line 126, in urlopen return _opener.open(url, data, timeout) File "/usr/lib64/python2.6/urllib2.py", line 391, in open response = self._open(req, data) File "/usr/lib64/python2.6/urllib2.py", line 409, in _open '_open', req) File "/usr/lib64/python2.6/urllib2.py", line 369, in _call_chain result = func(*args) File "/usr/lib64/python2.6/urllib2.py", line 1198, in https_open return self.do_open(httplib.HTTPSConnection, req) File "/usr/lib64/python2.6/urllib2.py", line 1165, in do_open raise URLError(err) urllib2.URLError: <urlopen error [Errno 111] Connection refused>