Cloudera Management Service Health Tests

This Cloudera Management Service service-level health test checks for the presence of a running, healthy Activity Monitor - Unsupported Since 7.0.0. The test returns "Bad" health if the service is running and the Activity Monitor - Unsupported Since 7.0.0 is not running. In all other cases it returns the health of the Activity Monitor - Unsupported Since 7.0.0. A failure of this health test indicates a stopped or unhealthy Activity Monitor - Unsupported Since 7.0.0. Check the status of the Activity Monitor - Unsupported Since 7.0.0 for more information. This test can be enabled or disabled using the Activity Monitor - Unsupported Since 7.0.0 Role Health Test Activity Monitor - Unsupported Since 7.0.0 service-wide monitoring setting.

Short Name: Activity Monitor - Unsupported Since 7.0.0 Health

This Cloudera Management Service service-level health test checks for the presence of a running, healthy Alert Publisher. The test returns "Bad" health if the service is running and the Alert Publisher is not running. In all other cases it returns the health of the Alert Publisher. A failure of this health test indicates a stopped or unhealthy Alert Publisher. Check the status of the Alert Publisher for more information. This test can be enabled or disabled using the Alert Publisher Role Health Test Alert Publisher service-wide monitoring setting.

Short Name: Alert Publisher Health

This health test checks the expiry time of the TLS certificate for the Cloudera Manager Server. This test can be configured using the Cloudera Manager TLS Certificate Expiry Thresholds Cloudera Manager Service monitoring setting. This test alerts when the certificate is close to expiry.

Short Name: Certificate Expiration

This is a health test that checks if the clock offset between Cloudera Manager Server and Service Monitor is too large. This test can be configured using the Cloudera Manager Server Clock Offset Thresholds Cloudera Manager Service monitoring setting. This test calculates clock offset using the timestamp int messages that Cloudera Manager Server sends to Service Monitor and the timestamp when Service Monitor gets the messages. Check the NTP configuration on both Cloudera Manager Server and Service Monitor machines if this test fails.

Short Name: Cloudera Manager Server Clock Offset

This health test checks the Cloudera Manager Server clusters availability. This test alerts when Cloudera Manager Server cluster does not have enough healthy nodes.

Short Name: Cloudera Manager Server Cluster Availability

This Cloudera Manager Server health test checks that the Cloudera Manager Server heap size is adequate for the it. Consider increasing the heap when it is in critical state A failure of this health test may indicate that the Cloudera Manager Server is not getting the optimal heap size. Inspect the Cloudera Manager Server logs for any pause monitor output, check garbage collection metrics exposed by the Cloudera Manager Server. This test can be configured using the Cloudera Management Service settings.

Short Name: Cloudera Manager Server Heap Size

This health test checks that the Cloudera Manager Server threads are not experiencing long scheduling pauses. The test uses a pause monitoring thread in the Cloudera Manager Server that tracks scheduling delay by noting if it is run on its requested schedule. If the thread is not run on its requested schedule, the delay is noted and considered pause time. The health test checks that no more than some percentage of recent time is spent paused. A failure of this health test may indicate that the Cloudera Manager Server is not getting enough CPU resources, or that it is spending too much time doing garbage collection. Inspect the Cloudera Manager Server logs for any pause monitor output and check garbage collection metrics exposed by the Service Monitor. This test can be configured using the Cloudera Manager Server Pause Duration Thresholds and Cloudera Manager Server Pause Duration Monitoring Period Cloudera Manager Server settings.

Short Name: Cloudera Manager Server Pause Duration

This Command Storage Directory Free Space Monitoring Thresholds health test checks that the filesystem containing the directory used to store the Cloudera Manager Server's command data has sufficient space. This test can be configured using the Command Storage Directory Free Space Monitoring Thresholds Management Services monitoring settings. This directory can be changed by setting the Cloudera Manager Server Local Data Storage Directory path in Cloudera Manager settings.

Short Name: Command Storage Directory Free Space

The embedded PostgreSQL database running on the Cloudera Manager Server host is using a partition with a small amount of free space. Typically, the data for this embedded postgreSQL server is in /var/lib/cloudera-scm-server-db. Increase the available disk space or adjust the retention period of activity monitoring or auditing data. This test can be configured using the Embedded Database Free Space Monitoring Thresholds Management Services monitoring settings.

Short Name: Embedded Database Free Space

This Cloudera Management Service service-level health test checks for the presence of a running, healthy Event Server. The test returns "Bad" health if the service is running and the Event Server is not running. In all other cases it returns the health of the Event Server. A failure of this health test indicates a stopped or unhealthy Event Server. Check the status of the Event Server for more information. This test can be enabled or disabled using the Event Server Role Health Test Event Server service-wide monitoring setting.

Short Name: Event Server Health

This Cloudera Management Service service-level health test checks for the presence of a running, healthy Host Monitor. The test returns "Bad" health if the service is running and the Host Monitor is not running. In all other cases it returns the health of the Host Monitor. A failure of this health test indicates a stopped or unhealthy Host Monitor. Check the status of the Host Monitor for more information. This test can be enabled or disabled using the Host Monitor Role Health Test Host Monitor service-wide monitoring setting.

Short Name: Host Monitor Health

This health test checks the KDC Service Connection's Health. This test can be configured using the KDC Connection Health Check Enabled Cloudera Manager Service monitoring setting. This test alerts when connection to the KDC Server is slow or not available.

Short Name: KDC Server Connection Health

This health test checks the LDAP Service Connection's Health. This test can be configured using the LDAP Connection Health Check Enabled Cloudera Manager Service monitoring setting. This test alerts when connection to the LDAP Server is slow or not available.

Short Name: LDAP Server Connection Health

This Cloudera Management Service service-level health test checks for the presence of a running, healthy Navigator Audit Server. The test returns "Bad" health if the service is running and the Navigator Audit Server is not running. In all other cases it returns the health of the Navigator Audit Server. A failure of this health test indicates a stopped or unhealthy Navigator Audit Server. Check the status of the Navigator Audit Server for more information. This test can be enabled or disabled using the Navigator Audit Server Role Health Test Navigator Audit Server service-wide monitoring setting.

Short Name: Navigator Audit Server Health

This Cloudera Management Service service-level health test checks for the presence of a running, healthy Navigator Metadata Server. The test returns "Bad" health if the service is running and the Navigator Metadata Server is not running. In all other cases it returns the health of the Navigator Metadata Server. A failure of this health test indicates a stopped or unhealthy Navigator Metadata Server. Check the status of the Navigator Metadata Server for more information. This test can be enabled or disabled using the Navigator Metadata Server Role Health Test Navigator Metadata Server service-wide monitoring setting.

Short Name: Navigator Metadata Server Health

This Cloudera Management Service service-level health test checks for the presence of a running, healthy Reports Manager. The test returns "Bad" health if the service is running and the Reports Manager is not running. In all other cases it returns the health of the Reports Manager. A failure of this health test indicates a stopped or unhealthy Reports Manager. Check the status of the Reports Manager for more information. This test can be enabled or disabled using the Reports Manager Role Health Test Reports Manager service-wide monitoring setting.

Short Name: Reports Manager Health

This Cloudera Management Service service-level health test checks for the presence of a running, healthy Service Monitor. The test returns "Bad" health if the service is running and the Service Monitor is not running. In all other cases it returns the health of the Service Monitor. A failure of this health test indicates a stopped or unhealthy Service Monitor. Check the status of the Service Monitor for more information. This test can be enabled or disabled using the Service Monitor Role Health Test Service Monitor service-wide monitoring setting.

Short Name: Service Monitor Health

This Cloudera Management Service service-level health test checks for the presence of a running, healthy Telemetry Publisher. The test returns "Bad" health if the service is running and the Telemetry Publisher is not running. In all other cases it returns the health of the Telemetry Publisher. A failure of this health test indicates a stopped or unhealthy Telemetry Publisher. Check the status of the Telemetry Publisher for more information. This test can be enabled or disabled using the Telemetry Publisher Role Health Test Telemetry Publisher service-wide monitoring setting.

Short Name: Telemetry Publisher Health