I am facing issue ERROR: Toplevel exception SPAWN status error. Hi, I'm trying to set up the Cloudera data platform private cloud base in my VirtualBox with ubuntu 20.04 for trial purposes. Virtualbox specs: 4GB RAM 80GB Disk Ubuntu partition: /opt - 30GB   /var - 30G      /usr - 7GB      / 17GB as per Cloudera manager server specifications I have installed the Cloudera Manager 7.4.4 and uploaded the Cloudera license to install the latest CDH 7.1.7 for POC purposes.   hostname: master /etc/hosts file: 127.0.0.1 localhost 10.0.2.15 master NOTE: While specifying the hosts in cloudera manager. I choose localhost to connect. (scanned) wasn't able to go with master. I am installing these steps in ubuntu virtualbox.       Installation script completed successfully. all done closing logging file descriptor >>[29/Jul/2022 02:18:15 +0530] 19336 MainThread cgroups INFO Adding more caps: {'has_memory': True, 'default_memory_limit_in_bytes': 8796093022207, 'default_memory_soft_limit_in_bytes': 8796093022207} >>[29/Jul/2022 02:18:15 +0530] 19336 MainThread cgroups INFO Found cgroups subsystem: devices >>[29/Jul/2022 02:18:15 +0530] 19336 MainThread cgroups INFO Adding more caps: {'has_devices': True} >>[29/Jul/2022 02:18:15 +0530] 19336 MainThread cgroups INFO Ignoring cgroup avro_cap: default_memory_limit_in_bytes >>[29/Jul/2022 02:18:15 +0530] 19336 MainThread cgroups INFO Ignoring cgroup avro_cap: default_blkio_weight >>[29/Jul/2022 02:18:15 +0530] 19336 MainThread cgroups INFO Ignoring cgroup avro_cap: writable_cgroup_dot_procs >>[29/Jul/2022 02:18:15 +0530] 19336 MainThread cgroups INFO Ignoring cgroup avro_cap: default_cpu_rt_runtime_us >>[29/Jul/2022 02:18:15 +0530] 19336 MainThread cgroups INFO Ignoring cgroup avro_cap: default_memory_soft_limit_in_bytes >>[29/Jul/2022 02:18:15 +0530] 19336 MainThread cgroups INFO Ignoring cgroup avro_cap: default_cpu_shares >>[29/Jul/2022 02:18:15 +0530] 19336 MainThread agent INFO Found cgroups capabilities: {'has_memory': True, 'default_memory_limit_in_bytes': 8796093022207, 'default_blkio_weight': -1, 'writable_cgroup_dot_procs': True, 'default_cpu_rt_runtime_us': -1, 'has_cpu': True, 'default_memory_soft_limit_in_bytes': 8796093022207, 'has_cpuacct': True, 'default_cpu_shares': 1024, 'has_devices': True, 'has_blkio': True} >>[29/Jul/2022 02:18:15 +0530] 19336 MainThread filesystem_map INFO Monitored nodev filesystem types: ['nfs', 'nfs4', 'tmpfs'] >>[29/Jul/2022 02:18:15 +0530] 19336 MainThread filesystem_map INFO Using timeout of 2.000000 >>[29/Jul/2022 02:18:15 +0530] 19336 MainThread filesystem_map INFO Using join timeout of 0.100000 >>[29/Jul/2022 02:18:15 +0530] 19336 MainThread filesystem_map INFO Using tolerance of 60.000000 >>[29/Jul/2022 02:18:15 +0530] 19336 MainThread filesystem_map INFO Local filesystem types whitelist: ['ext2', 'ext3', 'ext4', 'xfs'] >>[29/Jul/2022 02:18:15 +0530] 19336 MainThread kt_renewer INFO Agent wide credential cache set to /var/run/cloudera-scm-agent/krb5cc_cm_agent_0 >>[29/Jul/2022 02:18:15 +0530] 19336 MainThread agent INFO Setting up supervisord event monitor. >>[29/Jul/2022 02:18:15 +0530] 19336 MainThread agent INFO Using metrics_url_timeout_seconds of 30.000000 >>[29/Jul/2022 02:18:15 +0530] 19336 MainThread agent INFO Using task_metrics_timeout_seconds of 5.000000 >>[29/Jul/2022 02:18:15 +0530] 19336 MainThread agent INFO Using max_collection_wait_seconds of 10.000000 >>[29/Jul/2022 02:18:15 +0530] 19336 MainThread metrics INFO Importing tasktracker metric schema from file /opt/cloudera/cm-agent/lib/python2.7/site-packages/cmf/monitor/tasktracker/schema.json >>[29/Jul/2022 02:18:15 +0530] 19336 MainThread ntp_monitor INFO Using timeout of 2.000000 >>[29/Jul/2022 02:18:15 +0530] 19336 MainThread dns_names INFO Using timeout of 30.000000 >>[29/Jul/2022 02:18:15 +0530] 19336 MainThread __init__ INFO Created DNS monitor. >>[29/Jul/2022 02:18:15 +0530] 19336 MainThread stacks_collection_manager INFO Using max_uncompressed_file_size_bytes: 5242880 >>[29/Jul/2022 02:18:15 +0530] 19336 MainThread daemon INFO Importing metric schema from file /opt/cloudera/cm-agent/lib/python2.7/site-packages/cmf/monitor/schema.json >>[29/Jul/2022 02:18:15 +0530] 19336 MainThread agent INFO Supervised processes will add the following to their environment (in addition to the supervisor's env): {'CMF_PACKAGE_DIR': '/opt/cloudera/cm-agent/service', 'CM_STATUS_CODES': u'STATUS_NONE HDFS_DFS_DIR_NOT_EMPTY HBASE_TABLE_DISABLED HBASE_TABLE_ENABLED JOBTRACKER_IN_STANDBY_MODE YARN_RM_IN_STANDBY_MODE', 'KEYTRUSTEE_KP_HOME': '/usr/share/keytrustee-keyprovider', 'CDH_SQOOP2_HOME': '/usr/lib/sqoop2', 'KEYTRUSTEE_SERVER_HOME': '/usr/lib/keytrustee-server', 'JSVC_HOME': '/usr/libexec/bigtop-utils', 'HIVE_DEFAULT_XML': '/etc/hive/conf.dist/hive-default.xml', 'CLOUDERA_POSTGRESQL_JDBC_JAR': '/opt/cloudera/cm/lib/postgresql-42.2.14.jre7.jar', 'CDH_SQOOP_HOME': '/usr/lib/sqoop', 'CDH_ZOOKEEPER_HOME': '/usr/lib/zookeeper', 'CLOUDERA_MYSQL_CONNECTOR_JAR': '/usr/share/java/mysql-connector-java.jar', 'CDH_CRUNCH_HOME': '/usr/lib/crunch', 'CDH_HTTPFS_HOME': '/usr/lib/hadoop-httpfs', 'CDH_HADOOP_HOME': '/usr/lib/hadoop', 'CDH_HBASE_CONNECTORS_HOME': '/usr/lib/hbase- connectors', 'CDH_HCAT_HOME': '/usr/lib/hive-hcatalog', 'CDH_KAFKA_HOME': '/usr/lib/kafka', 'CDH_KNOX_HOME': '/usr/lib/knox', 'CDH_PARQUET_HOME': '/usr/lib/parquet', 'CDH_HADOOP_BIN': '/usr/bin/hadoop', 'MGMT_HOME': '/opt/cloudera/cm', 'CDH_IMPALA_HOME': '/usr/lib/impala', 'CDH_YARN_HOME': '/usr/lib/hadoop-yarn', 'CDH_HDFS_HOME': '/usr/lib/hadoop- hdfs', 'PATH': '/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/snap/bin', 'CDH_HUE_PLUGINS_HOME': '/usr/lib/hadoop', 'CMF_SERVER_ROOT': '/opt/cloudera/cm', 'CDH_KUDU_HOME': '/usr/lib/kudu', 'CLOUDERA_ORACLE_CONNECTOR_JAR': '/usr/share/java/oracle-connector-java.jar', 'ORACLE_HOME': '/usr/share/oracle/instantclient', 'CDH_MR2_HOME': '/usr/lib/hadoop-mapreduce', 'CDH_HBASE_FILESYSTEM_HOME': '/usr/lib/hbase-filesystem', 'CDH_KMS_HOME': '/usr/lib/hadoop-kms', 'CDH_HBASE_HOME': '/usr/lib/hbase', 'WEBHCAT_DEFAULT_XML': '/etc/hive-webhcat/conf.dist/webhcat-default.xml', 'CDH_OOZIE_HOME': '/usr/lib/oozie', 'CDH_HUE_HOME': '/usr/lib/hue', 'CDH_HBASE_INDEXER_HOME': '/usr/lib/hbase-solr', 'CDH_MR1_HOME': '/usr/lib/hadoop-0.20- mapreduce', 'CDH_SOLR_HOME': '/usr/lib/solr', 'CDH_PIG_HOME': '/usr/lib/pig', 'CDH_TEZ_HOME': '/usr/lib/tez', 'CDH_LLAMA_HOME': '/usr/lib/llama/', 'CDH_HIVE_HOME': '/usr/lib/hive', 'CDH_SENTRY_HOME': '/usr/lib/sentry', 'CDH_SPARK_HOME': '/usr/lib/spark', 'TOMCAT_HOME': '/usr/lib/bigtop-tomcat', 'CDH_FLUME_HOME': '/usr/lib/flume-ng'} >>[29/Jul/2022 02:18:15 +0530] 19336 MainThread agent INFO To override these variables, use /etc/cloudera-scm-agent/config.ini. Environment variables for CDH locations are not used when CDH is installed from parcels. >>[29/Jul/2022 02:18:17 +0530] 19336 MainThread supervisor INFO Trying to connect to supervisor (Attempt 1) >>[29/Jul/2022 02:18:17 +0530] 19336 MainThread supervisor INFO Supervisor version: 3.4.0, pid: 11512 >>[29/Jul/2022 02:18:17 +0530] 19336 MainThread supervisor INFO Successfully connected to supervisor >>[29/Jul/2022 02:18:17 +0530] 19336 MainThread agent INFO Supervisor version: 3.4.0, pid: 11512 >>[29/Jul/2022 02:18:17 +0530] 19336 MainThread agent INFO Connecting to previous supervisor: agent-11512-1659038861. >>[29/Jul/2022 02:18:17 +0530] 19336 MainThread supervisor INFO Triggering supervisord update. >>[29/Jul/2022 02:18:17 +0530] 19336 MainThread _cplogging INFO [29/Jul/2022:02:18:17] ENGINE Bus STARTING >>[29/Jul/2022 02:18:17 +0530] 19336 MainThread _cplogging INFO [29/Jul/2022:02:18:17] ENGINE Started monitor thread '_TimeoutMonitor'. >>[29/Jul/2022 02:18:17 +0530] 19336 MainThread _cplogging INFO [29/Jul/2022:02:18:17] ENGINE Serving on http://127.0.0.1:9001 >>[29/Jul/2022 02:18:17 +0530] 19336 MainThread _cplogging INFO [29/Jul/2022:02:18:17] ENGINE Bus STARTED >>[29/Jul/2022 02:18:17 +0530] 19336 MainThread status_server INFO Status server url is http://master:9000/ >>[29/Jul/2022 02:18:21 +0530] 19336 MainThread main ERROR Top-level exception: <Fault 50: 'SPAWN_ERROR: status_server'> >>Traceback (most recent call last): >> File "/opt/cloudera/cm-agent/lib/python2.7/site-packages/cmf/main.py", line 109, in main_impl >> ag.start(legacy_supervisor) >> File "/opt/cloudera/cm-agent/lib/python2.7/site-packages/cmf/agent.py", line 898, in start >> self.supervisor_client.start_process(STATUS_SERVER_PROC) >> File "/opt/cloudera/cm-agent/lib/python2.7/site-packages/cmf/util/__init__.py", line 531, in new_fn >> return fn(self, *args, **kwargs) >> File "/opt/cloudera/cm-agent/lib/python2.7/site-packages/cmf/supervisor.py", line 378, in start_process >> raise RetryableProcessException(fault) >>RetryableProcessException: <Fault 50: 'SPAWN_ERROR: status_server'>   please suggest me ways to solve this error.             ... 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