ambari2.7.4Deploying namenode ha failed

[#1]

raise ExecutionFailed(err_msg, code, files_output[0], files_output[1]) ExecutionFailed: Execution of 'curl -s 'http://aisino-slave02.test.com:50070/jmx?qry=Hadoop:service=NameNode,name=FSNamesystem' 1>/tmp/tmpVZmg88 2>/tmp/tmpH3p8eu' returned 7. 2021-01-28 09:36:38,277 - Getting jmx metrics from NN failed. URL: http://aisino-slave02.test.com:50070/jmx?qry=Hadoop:service=NameNode,name=FSNamesystem Traceback (most recent call last): File "/usr/lib/ambari-agent/lib/resource_management/libraries/functions/jmx.py", line 38, in get_value_from_jmx _, data, _ = get_user_call_output(cmd, user=run_user, quiet=False) File "/usr/lib/ambari-agent/lib/resource_management/libraries/functions/get_user_call_output.py", line 62, in get_user_call_output raise ExecutionFailed(err_msg, code, files_output[0], files_output[1]) ExecutionFailed: Execution of 'curl -s 'http://aisino-slave02.test.com:50070/jmx?qry=Hadoop:service=NameNode,name=FSNamesystem' 1>/tmp/tmptALBeg 2>/tmp/tmprOz6ob' returned 7.

[#2]

Have you checked the NN log?

[#3]

Any findings in the NN log? Seems NN is not up.