[
    {
        "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": "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\"}"
    },
    {
        "desc": "The amount of time allowed after this role is started that failures of health checks that rely on communication with this role will be tolerated.",
        "display_name": "Health Check Startup Tolerance",
        "name": "catalogserver_startup_tolerance",
        "value": "5"
    },
    {
        "desc": "Port where Catalog Server debug web server runs.",
        "display_name": "Catalog Server HTTP Server Port",
        "name": "catalogserver_webserver_port",
        "value": "25020"
    },
    {
        "desc": "The health test thresholds on the duration of the metrics request to the web server.",
        "display_name": "Web Metric Collection Duration",
        "name": "catalogserver_web_metric_collection_thresholds",
        "value": "{\"critical\":\"never\",\"warning\":\"10000.0\"}"
    },
    {
        "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": "catalogserver_fd_thresholds",
        "value": "{\"critical\":\"70.0\",\"warning\":\"50.0\"}"
    },
    {
        "desc": "Port where Catalog Server is exported.",
        "display_name": "Catalog Server Service Port",
        "name": "catalog_service_port",
        "value": "26000"
    },
    {
        "desc": "Buffer log messages logged at this level or lower (-1 means don't buffer; 0 means buffer INFO only; 1 means buffer WARNING only, ...)",
        "display_name": "Catalog Server Log Buffer Level",
        "name": "logbuflevel",
        "value": "0"
    },
    {
        "desc": "If true, loads catalog metadata in the background. If false, metadata is loaded lazily (on access).  Only effective in CDH 5 and Impala 1.2.4 and higher.",
        "display_name": "Load Catalog in Background",
        "name": "load_catalog_in_background",
        "value": "true"
    },
    {
        "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": "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": "Local path to the certificate presented by the Catalogd debug webserver. This file must be in .pem format. If empty, webserver SSL/TLS support is not enabled.",
        "display_name": "SSL/TLS Certificate for Catalog Server Webserver",
        "name": "webserver_certificate_file",
        "value": null
    },
    {
        "desc": "Enables the health test that the Cloudera Manager Agent can successfully contact and gather metrics from the web server.",
        "display_name": "Web Metric Collection",
        "name": "catalogserver_web_metric_collection_enabled",
        "value": "true"
    },
    {
        "desc": "The amount of time to wait for the Catalog Server to fully start up and connect to the StateStore before enforcing the connectivity check.",
        "display_name": "Catalog Server Connectivity Tolerance at Startup",
        "name": "catalogserver_connectivity_tolerance",
        "value": "180"
    },
    {
        "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": "true"
    },
    {
        "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 all of 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 will not be 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 may 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 in the future and, as a result, backward compatibility is not guaranteed between releases at this time.</p>",
        "display_name": "Role Triggers",
        "name": "role_triggers",
        "value": "[]"
    },
    {
        "desc": "Timeout for requests to the Hive Metastore Server from Catalog Server. Consider increasing this if you have tables with a lot of metadata and see timeout errors.",
        "display_name": "Catalog Server Hive Metastore Connection Timeout",
        "name": "hive_metastore_timeout",
        "value": "3600"
    },
    {
        "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": "Username for Catalog Server web server authentication.",
        "display_name": "Catalog Server Web Server Username",
        "name": "webserver_htpassword_user",
        "value": null
    },
    {
        "desc": "Password for Catalog Server web server authentication.",
        "display_name": "Catalog Server Web Server User Password",
        "name": "webserver_htpassword_password",
        "value": null
    },
    {
        "desc": "Enables the health test that the Impala Catalog Server's process state is consistent with the role configuration",
        "display_name": "Impala Catalog Server Process Health Test",
        "name": "catalogserver_scm_health_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": "For advanced use only, key-value pairs (one on each line) to be added (verbatim) to Catalog Server command line flags. Key names should begin with a hyphen(-). <strong>For example</strong>: -log_filename=foo.log",
        "display_name": "Catalog Server Command Line Argument Advanced Configuration Snippet (Safety Valve)",
        "name": "catalogd_cmd_args_safety_valve",
        "value": null
    },
    {
        "desc": "The period to review when computing unexpected exits.",
        "display_name": "Unexpected Exits Monitoring Period",
        "name": "unexpected_exits_window",
        "value": "5"
    },
    {
        "desc": "For advanced use only, a string to be inserted into <strong>hdfs-site.xml</strong> for this role only.",
        "display_name": "Catalog Server HDFS Advanced Configuration Snippet (Safety Valve)",
        "name": "catalogd_hdfs_site_conf_safety_valve",
        "value": null
    },
    {
        "desc": "Directory where Catalog Server will place its log files.",
        "display_name": "Catalog Server Log Directory",
        "name": "log_dir",
        "value": "/var/log/catalogd"
    },
    {
        "desc": "Enables the health test that verifies the Catalog Server is connected to the StateStore",
        "display_name": "Catalog Server Connectivity Health Test",
        "name": "catalogserver_connectivity_health_enabled",
        "value": "true"
    },
    {
        "desc": "For advanced use only, a string to be inserted into <strong>hbase-site.xml</strong> for this role only.",
        "display_name": "Catalog Server HBase Advanced Configuration Snippet (Safety Valve)",
        "name": "catalogd_hbase_conf_safety_valve",
        "value": null
    },
    {
        "desc": "Enable/Disable Catalog Server web server. This web server contains useful information about Catalog Server daemon.",
        "display_name": "Enable Catalog Server Web Server",
        "name": "catalogd_enable_webserver",
        "value": "true"
    },
    {
        "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": "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": "Impala Catalog Server Environment Advanced Configuration Snippet (Safety Valve)",
        "name": "CATALOGSERVER_role_env_safety_valve",
        "value": null
    },
    {
        "desc": "When computing the overall Impala Catalog Server health, consider the host's health.",
        "display_name": "Impala Catalog Server Host Health Test",
        "name": "catalogserver_host_health_enabled",
        "value": "true"
    },
    {
        "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": "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": "The maximum size, in megabytes, per log file for Impala Catalog Server logs.  Typically used by log4j or logback.",
        "display_name": "Impala Catalog Server Max Log Size",
        "name": "max_log_size",
        "value": "200"
    },
    {
        "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": "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": "For advanced use only, a string to be inserted into <strong>hive-site.xml</strong> for this role only.",
        "display_name": "Catalog Server Hive Advanced Configuration Snippet (Safety Valve)",
        "name": "catalogd_hive_conf_safety_valve",
        "value": null
    },
    {
        "desc": "Verbose logging level for the GLog logger. These messages are always logged at 'INFO' log level, so this setting has no effect if Logging Threshold is set to 'WARN' or above.",
        "display_name": "Catalog Server Verbose Log Level",
        "name": "log_verbose_level",
        "value": "1"
    },
    {
        "desc": "The health test thresholds on the resident size of the process.",
        "display_name": "Resident Set Size Thresholds",
        "name": "process_resident_set_size_thresholds",
        "value": "{\"critical\":\"never\",\"warning\":\"never\"}"
    },
    {
        "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": "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 minimum log level for Impala Catalog Server logs",
        "display_name": "Impala Catalog Server Logging Threshold",
        "name": "log_threshold",
        "value": "INFO"
    },
    {
        "desc": "The number of log files that are kept for each severity level before all older log files are removed. The number has to be greater than 1 to keep at least the current log file open. If set to 0, all log files are retained and log rotation is effectively disabled.",
        "display_name": "Catalog Server Maximum Log Files",
        "name": "max_log_files",
        "value": "10"
    }
]