[
    {
        "desc": "The full path to a file with a sample of metrics exposed by the role. The sample is updated at the frequency configured by Metrics Sample File Logging Frequency. By default, the sample file is logged to a directory under the role log directory, e.g., /var/log/hive/metrics-hivemetastore/metrics.log. The setting only has an effect if \"Enable Metrics Subsystem\" is set to true.",
        "display_name": "Metrics Sample File Location",
        "name": "hive_metrics_sample_file_location",
        "value": null
    },
    {
        "desc": "Whether to suppress the results of the Swap Memory Usage heath test. The results of suppressed health tests are ignored when computing the overall health of the associated host, role or service, so suppressed health tests will not generate alerts.",
        "display_name": "Suppress Health Test: Swap Memory Usage",
        "name": "role_health_suppression_hivemetastore_swap_memory_usage",
        "value": "false"
    },
    {
        "desc": "Whether to suppress configuration warnings produced by the built-in parameter validation for the Role Triggers parameter.",
        "display_name": "Suppress Parameter Validation: Role Triggers",
        "name": "role_config_suppression_role_triggers",
        "value": "false"
    },
    {
        "desc": "The health test thresholds for unexpected exits encountered within a recent period specified by the unexpected_exits_window configuration for the role.",
        "display_name": "Unexpected Exits Thresholds",
        "name": "unexpected_exits_thresholds",
        "value": "{\"critical\":\"any\",\"warning\":\"never\"}"
    },
    {
        "desc": "Whether to suppress configuration warnings produced by the built-in parameter validation for the Hive Metastore Server Environment Advanced Configuration Snippet (Safety Valve) parameter.",
        "display_name": "Suppress Parameter Validation: Hive Metastore Server Environment Advanced Configuration Snippet (Safety Valve)",
        "name": "role_config_suppression_hive_metastore_env_safety_valve",
        "value": "false"
    },
    {
        "desc": "These arguments will be passed as part of the Java command line. Commonly, garbage collection flags or extra debugging flags would be passed here.",
        "display_name": "Java Configuration Options for Hive Metastore Server",
        "name": "hive_metastore_java_opts",
        "value": "-XX:MaxPermSize=512M -XX:+UseParNewGC -XX:+UseConcMarkSweepGC -XX:CMSInitiatingOccupancyFraction=70 -XX:+CMSParallelRemarkEnabled"
    },
    {
        "desc": "Path to directory where heap dumps are generated when java.lang.OutOfMemoryError error is thrown. This directory is automatically created if it does not exist. If this directory already exists, role user must have write access to this directory. If this directory is shared among multiple roles, it should have 1777 permissions. The heap dump files are created with 600 permissions and are owned by the role user. The amount of free space in this directory should be greater than the maximum Java Process heap size configured for this role.",
        "display_name": "Heap Dump Directory",
        "name": "oom_heap_dump_dir",
        "value": "/tmp"
    },
    {
        "desc": "The directory in which stacks logs are placed. If not set, stacks are logged into a <span class='code'>stacks</span> subdirectory of the role's log directory.",
        "display_name": "Stacks Collection Directory",
        "name": "stacks_collection_directory",
        "value": null
    },
    {
        "desc": "The health test thresholds on the swap memory usage of the process.",
        "display_name": "Process Swap Memory Thresholds",
        "name": "process_swap_memory_thresholds",
        "value": "{\"critical\":\"never\",\"warning\":\"any\"}"
    },
    {
        "desc": "For advanced use only. A string to be inserted into <strong>hive-site.xml</strong> for this role only.",
        "display_name": "Hive Metastore Server Advanced Configuration Snippet (Safety Valve) for hive-site.xml",
        "name": "hive_metastore_config_safety_valve",
        "value": null
    },
    {
        "desc": "Whether to suppress configuration warnings produced by the built-in parameter validation for the Stacks Collection Directory parameter.",
        "display_name": "Suppress Parameter Validation: Stacks Collection Directory",
        "name": "role_config_suppression_stacks_collection_directory",
        "value": "false"
    },
    {
        "desc": "When set, Cloudera Manager will send alerts when this entity's configuration changes.",
        "display_name": "Enable Configuration Change Alerts",
        "name": "enable_config_alerts",
        "value": "false"
    },
    {
        "desc": "Number of CPU shares to assign to this role. The greater the number of shares, the larger the share of the host's CPUs that will be given to this role when the host experiences CPU contention. Must be between 2 and 262144. Defaults to 1024 for processes not managed by Cloudera Manager.",
        "display_name": "Cgroup CPU Shares",
        "name": "rm_cpu_shares",
        "value": "1024"
    },
    {
        "desc": "The health test thresholds of the number of file descriptors used. Specified as a percentage of file descriptor limit.",
        "display_name": "File Descriptor Monitoring Thresholds",
        "name": "hivemetastore_fd_thresholds",
        "value": "{\"critical\":\"70.0\",\"warning\":\"50.0\"}"
    },
    {
        "desc": "The health test thresholds for monitoring of free space on the filesystem that contains this role's heap dump directory.",
        "display_name": "Heap Dump Directory Free Space Monitoring Absolute Thresholds",
        "name": "heap_dump_directory_free_space_absolute_thresholds",
        "value": "{\"critical\":\"5.36870912E9\",\"warning\":\"1.073741824E10\"}"
    },
    {
        "desc": "Whether to suppress the results of the Process Status heath test. The results of suppressed health tests are ignored when computing the overall health of the associated host, role or service, so suppressed health tests will not generate alerts.",
        "display_name": "Suppress Health Test: Process Status",
        "name": "role_health_suppression_hivemetastore_scm_health",
        "value": "false"
    },
    {
        "desc": "The minimum log level for Hive Metastore Server logs",
        "display_name": "Hive Metastore Server Logging Threshold",
        "name": "log_threshold",
        "value": "INFO"
    },
    {
        "desc": "The health test thresholds for monitoring of free space on the filesystem that contains this role's log directory. Specified as a percentage of the capacity on that filesystem. This setting is not used if a Log Directory Free Space Monitoring Absolute Thresholds setting is configured.",
        "display_name": "Log Directory Free Space Monitoring Percentage Thresholds",
        "name": "log_directory_free_space_percentage_thresholds",
        "value": "{\"critical\":\"never\",\"warning\":\"never\"}"
    },
    {
        "desc": "Whether to suppress the results of the Host Health heath test. The results of suppressed health tests are ignored when computing the overall health of the associated host, role or service, so suppressed health tests will not generate alerts.",
        "display_name": "Suppress Health Test: Host Health",
        "name": "role_health_suppression_hivemetastore_host_health",
        "value": "false"
    },
    {
        "desc": "Whether to suppress configuration warnings produced by the built-in parameter validation for the Metrics Sample File Location parameter.",
        "display_name": "Suppress Parameter Validation: Metrics Sample File Location",
        "name": "role_config_suppression_hive_metrics_sample_file_location",
        "value": "false"
    },
    {
        "desc": "The method used to collect stacks. The jstack option involves periodically running the jstack command against the role's daemon process. The servlet method is available for those roles that have an HTTP server endpoint exposing the current stacks traces of all threads. When the servlet method is selected, that HTTP endpoint is periodically scraped.",
        "display_name": "Stacks Collection Method",
        "name": "stacks_collection_method",
        "value": "jstack"
    },
    {
        "desc": "Whether to suppress the results of the Log Directory Free Space heath test. The results of suppressed health tests are ignored when computing the overall health of the associated host, role or service, so suppressed health tests will not generate alerts.",
        "display_name": "Suppress Health Test: Log Directory Free Space",
        "name": "role_health_suppression_hivemetastore_log_directory_free_space",
        "value": "false"
    },
    {
        "desc": "The frequency at which the metrics are logged to the sample file. The setting only has an effect if \"Enable Metrics Subsystem\" is set to true.",
        "display_name": "Metrics Sample File Logging Frequency",
        "name": "hive_metrics_sample_logging_frequency",
        "value": "30000"
    },
    {
        "desc": "The maximum number of rolled log files to keep for Hive Metastore Server logs.  Typically used by log4j or logback.",
        "display_name": "Hive Metastore Server Maximum Log File Backups",
        "name": "max_log_backup_index",
        "value": "10"
    },
    {
        "desc": "Whether to suppress configuration warnings produced by the built-in parameter validation for the Hive Metastore Server Advanced Configuration Snippet (Safety Valve) for hive-site.xml parameter.",
        "display_name": "Suppress Parameter Validation: Hive Metastore Server Advanced Configuration Snippet (Safety Valve) for hive-site.xml",
        "name": "role_config_suppression_hive_metastore_config_safety_valve",
        "value": "false"
    },
    {
        "desc": "Whether or not periodic stacks collection is enabled.",
        "display_name": "Stacks Collection Enabled",
        "name": "stacks_collection_enabled",
        "value": "false"
    },
    {
        "desc": "Whether to suppress the results of the Heap Dump Directory Free Space heath test. The results of suppressed health tests are ignored when computing the overall health of the associated host, role or service, so suppressed health tests will not generate alerts.",
        "display_name": "Suppress Health Test: Heap Dump Directory Free Space",
        "name": "role_health_suppression_hivemetastore_heap_dump_directory_free_space",
        "value": "false"
    },
    {
        "desc": "If configured, overrides the process soft and hard rlimits (also called ulimits) for file descriptors to the configured value.",
        "display_name": "Maximum Process File Descriptors",
        "name": "rlimit_fds",
        "value": null
    },
    {
        "desc": "Whether to suppress configuration warnings produced by the CDH Version Validator configuration validator.",
        "display_name": "Suppress Configuration Validator: CDH Version Validator",
        "name": "role_config_suppression_cdh_version_validator",
        "value": "false"
    },
    {
        "desc": "Enables the health test that the Hive Metastore Server's process state is consistent with the role configuration",
        "display_name": "Hive Metastore Server Process Health Test",
        "name": "hivemetastore_scm_health_enabled",
        "value": "true"
    },
    {
        "desc": "Controls whether the Hive metrics subsystem is enabled for the role.",
        "display_name": "Enable Metrics Subsystem",
        "name": "hive_metrics_enabled",
        "value": "true"
    },
    {
        "desc": "Port on which Hive Metastore Server will listen for connections.",
        "display_name": "Hive Metastore Server Port",
        "name": "hive_metastore_port",
        "value": "9083"
    },
    {
        "desc": "Whether to suppress configuration warnings produced by the built-in parameter validation for the Hive Metastore Server Log Directory parameter.",
        "display_name": "Suppress Parameter Validation: Hive Metastore Server Log Directory",
        "name": "role_config_suppression_hive_log_dir",
        "value": "false"
    },
    {
        "desc": "Whether to suppress configuration warnings produced by the built-in parameter validation for the Heap Dump Directory parameter.",
        "display_name": "Suppress Parameter Validation: Heap Dump Directory",
        "name": "role_config_suppression_oom_heap_dump_dir",
        "value": "false"
    },
    {
        "desc": "Minimum number of worker threads in the Hive Metastore Server's thread pool",
        "display_name": "Min Hive Metastore Server Threads",
        "name": "hive_metastore_min_threads",
        "value": "200"
    },
    {
        "desc": "Whether to suppress configuration warnings produced by the built-in parameter validation for the Java Configuration Options for Hive Metastore Server parameter.",
        "display_name": "Suppress Parameter Validation: Java Configuration Options for Hive Metastore Server",
        "name": "role_config_suppression_hive_metastore_java_opts",
        "value": "false"
    },
    {
        "desc": "Soft memory limit to assign to this role, enforced by the Linux kernel. When the limit is reached, the kernel will reclaim pages charged to the process if and only if the host is facing memory pressure. If reclaiming fails, the kernel may kill the process. Both anonymous as well as page cache pages contribute to the limit. Use a value of -1 B to specify no limit. By default processes not managed by Cloudera Manager will have no limit.",
        "display_name": "Cgroup Memory Soft Limit",
        "name": "rm_memory_soft_limit",
        "value": "-1"
    },
    {
        "desc": "The health test thresholds for the weighted average extra time the pause monitor spent paused. Specified as a percentage of elapsed wall clock time.",
        "display_name": "Pause Duration Thresholds",
        "name": "hivemetastore_pause_duration_thresholds",
        "value": "{\"critical\":\"60.0\",\"warning\":\"30.0\"}"
    },
    {
        "desc": "The period to review when computing the moving average of extra time the pause monitor spent paused.",
        "display_name": "Pause Duration Monitoring Period",
        "name": "hivemetastore_pause_duration_window",
        "value": "5"
    },
    {
        "desc": "Maximum number of worker threads in the Hive Metastore Server's thread pool",
        "display_name": "Max Hive Metastore Server Threads",
        "name": "hive_metastore_max_threads",
        "value": "100000"
    },
    {
        "desc": "Whether to suppress the results of the File Descriptors heath test. The results of suppressed health tests are ignored when computing the overall health of the associated host, role or service, so suppressed health tests will not generate alerts.",
        "display_name": "Suppress Health Test: File Descriptors",
        "name": "role_health_suppression_hivemetastore_file_descriptor",
        "value": "false"
    },
    {
        "desc": "Weight for the read I/O requests issued by this role. The greater the weight, the higher the priority of the requests when the host experiences I/O contention. Must be between 100 and 1000. Defaults to 1000 for processes not managed by Cloudera Manager.",
        "display_name": "Cgroup I/O Weight",
        "name": "rm_io_weight",
        "value": "500"
    },
    {
        "desc": "Whether to suppress configuration warnings produced by the built-in parameter validation for the Hive Metastore Server Logging Advanced Configuration Snippet (Safety Valve) parameter.",
        "display_name": "Suppress Parameter Validation: Hive Metastore Server Logging Advanced Configuration Snippet (Safety Valve)",
        "name": "role_config_suppression_log4j_safety_valve",
        "value": "false"
    },
    {
        "desc": "The period to review when computing unexpected exits.",
        "display_name": "Unexpected Exits Monitoring Period",
        "name": "unexpected_exits_window",
        "value": "5"
    },
    {
        "desc": "Whether to suppress the results of the Pause Duration heath test. The results of suppressed health tests are ignored when computing the overall health of the associated host, role or service, so suppressed health tests will not generate alerts.",
        "display_name": "Suppress Health Test: Pause Duration",
        "name": "role_health_suppression_hivemetastore_pause_duration",
        "value": "false"
    },
    {
        "desc": "When set, generates heap dump file when java.lang.OutOfMemoryError is thrown.",
        "display_name": "Dump Heap When Out of Memory",
        "name": "oom_heap_dump_enabled",
        "value": "false"
    },
    {
        "desc": "When computing the overall Hive Metastore Server health, consider the host's health.",
        "display_name": "Hive Metastore Server Host Health Test",
        "name": "hivemetastore_host_health_enabled",
        "value": "true"
    },
    {
        "desc": "Whether to suppress the results of the Unexpected Exits heath test. The results of suppressed health tests are ignored when computing the overall health of the associated host, role or service, so suppressed health tests will not generate alerts.",
        "display_name": "Suppress Health Test: Unexpected Exits",
        "name": "role_health_suppression_hivemetastore_unexpected_exits",
        "value": "false"
    },
    {
        "desc": "The delegation token store implementation class. Use DBTokenStore for Highly Available Metastore Configuration.",
        "display_name": "Hive Metastore Delegation Token Store",
        "name": "hive_metastore_delegation_token_store",
        "value": "org.apache.hadoop.hive.thrift.MemoryTokenStore"
    },
    {
        "desc": "The amount of stacks data that is retained. After the retention limit is reached, the oldest data is deleted.",
        "display_name": "Stacks Collection Data Retention",
        "name": "stacks_collection_data_retention",
        "value": "104857600"
    },
    {
        "desc": "When set, this role's process is automatically (and transparently) restarted in the event of an unexpected failure.",
        "display_name": "Automatically Restart Process",
        "name": "process_auto_restart",
        "value": "false"
    },
    {
        "desc": "Whether to suppress the results of the Hive Metastore Canary heath test. The results of suppressed health tests are ignored when computing the overall health of the associated host, role or service, so suppressed health tests will not generate alerts.",
        "display_name": "Suppress Health Test: Hive Metastore Canary",
        "name": "role_health_suppression_hivemetastore_canary_health",
        "value": "false"
    },
    {
        "desc": "The maximum size, in megabytes, per log file for Hive Metastore Server logs.  Typically used by log4j or logback.",
        "display_name": "Hive Metastore Server Max Log Size",
        "name": "max_log_size",
        "value": "200"
    },
    {
        "desc": "The frequency with which stacks are collected.",
        "display_name": "Stacks Collection Frequency",
        "name": "stacks_collection_frequency",
        "value": "5.0"
    },
    {
        "desc": "For advanced use only, a string to be inserted into <strong>log4j.properties</strong> for this role only.",
        "display_name": "Hive Metastore Server Logging Advanced Configuration Snippet (Safety Valve)",
        "name": "log4j_safety_valve",
        "value": null
    },
    {
        "desc": "Directory where Hive Metastore Server will place its log files.",
        "display_name": "Hive Metastore Server Log Directory",
        "name": "hive_log_dir",
        "value": "/var/log/hive"
    },
    {
        "desc": "When set, Cloudera Manager will send alerts when the health of this role reaches the threshold specified by the EventServer setting eventserver_health_events_alert_threshold",
        "display_name": "Enable Health Alerts for this Role",
        "name": "enable_alerts",
        "value": "true"
    },
    {
        "desc": "For advanced use only, key-value pairs (one on each line) to be inserted into a role's environment. Applies to configurations of this role except client configuration.",
        "display_name": "Hive Metastore Server Environment Advanced Configuration Snippet (Safety Valve)",
        "name": "hive_metastore_env_safety_valve",
        "value": null
    },
    {
        "desc": "Enables the health test that checks that basic Hive Metastore operations succeed",
        "display_name": "Hive Metastore Canary Health Test",
        "name": "metastore_canary_health_enabled",
        "value": "true"
    },
    {
        "desc": "When set, a SIGKILL signal is sent to the role process when java.lang.OutOfMemoryError is thrown.",
        "display_name": "Kill When Out of Memory",
        "name": "oom_sigkill_enabled",
        "value": "true"
    },
    {
        "desc": "Hard memory limit to assign to this role, enforced by the Linux kernel. When the limit is reached, the kernel will reclaim pages charged to the process. If reclaiming fails, the kernel may kill the process. Both anonymous as well as page cache pages contribute to the limit. Use a value of -1 B to specify no limit. By default processes not managed by Cloudera Manager will have no limit.",
        "display_name": "Cgroup Memory Hard Limit",
        "name": "rm_memory_hard_limit",
        "value": "-1"
    },
    {
        "desc": "<p>The configured triggers for this role. This is a JSON formatted list of triggers. These triggers are evaluated as part as the health system. Every trigger expression is parsed, and if the trigger condition is met, the list of actions provided in the trigger expression is executed.</p><p>Each trigger has the following fields:</p><ul><li><code>triggerName</code> <strong>(mandatory)</strong> - The name of the trigger. This value must be unique for the specific role. </li><li><code>triggerExpression</code> <strong>(mandatory)</strong> - A tsquery expression representing the trigger. </li><li><code>streamThreshold</code> <strong>(optional)</strong> - The maximum number of streams that can satisfy a condition of a trigger before the condition fires. By default set to 0, and any stream returned causes the condition to fire. </li><li><code>enabled</code> <strong> (optional)</strong> - By default set to 'true'. If set to 'false', the trigger is not evaluated.</li><li><code>expressionEditorConfig</code> <strong> (optional)</strong> - Metadata for the trigger editor. If present, the trigger should only be edited from the Edit Trigger page; editing the trigger here can lead to inconsistencies.</li></ul></p><p>For example, the following JSON formatted trigger configured for a DataNode fires if the DataNode has more than 1500 file descriptors opened:</p><p><pre>[{\"triggerName\": \"sample-trigger\",\n  \"triggerExpression\": \"IF (SELECT fd_open WHERE roleName=$ROLENAME and last(fd_open) > 1500) DO health:bad\",\n  \"streamThreshold\": 0, \"enabled\": \"true\"}]</pre></p><p>See the trigger rules documentation for more details on how to write triggers using tsquery.</p><p>The JSON format is evolving and may change and, as a result, backward compatibility is not guaranteed between releases.</p>",
        "display_name": "Role Triggers",
        "name": "role_triggers",
        "value": "[]"
    },
    {
        "desc": "Maximum size in bytes for the Java Process heap memory.  Passed to Java -Xmx.",
        "display_name": "Java Heap Size of Hive Metastore Server in Bytes",
        "name": "hive_metastore_java_heapsize",
        "value": "8589934592"
    },
    {
        "desc": "The health test thresholds for monitoring of free space on the filesystem that contains this role's log directory.",
        "display_name": "Log Directory Free Space Monitoring Absolute Thresholds",
        "name": "log_directory_free_space_absolute_thresholds",
        "value": "{\"critical\":\"5.36870912E9\",\"warning\":\"1.073741824E10\"}"
    },
    {
        "desc": "The health test thresholds for monitoring of free space on the filesystem that contains this role's heap dump directory. Specified as a percentage of the capacity on that filesystem. This setting is not used if a Heap Dump Directory Free Space Monitoring Absolute Thresholds setting is configured.",
        "display_name": "Heap Dump Directory Free Space Monitoring Percentage Thresholds",
        "name": "heap_dump_directory_free_space_percentage_thresholds",
        "value": "{\"critical\":\"never\",\"warning\":\"never\"}"
    }
]