One or more Required Agents does not exist

Description

This alert is triggered when there are no Agent instances for Agent Types that require at least one Agent.

Resolution Guidance

Impact When Active

  • Missing required agents lead to important workflow failures in Relativity.

    • Core Relativity operations performed by the missing Agent Type will not run.
    • Automated or background jobs that rely on the missing Agent Type may fail or may not be scheduled.
    • System health and performance may degrade depending on the role of the missing Agent Type.

How To Resolve

  1. Click on the Alert link in Relativity to go to the Kibana search named
    [Relativity] Required Agents that do not exist
  2. The Kibana search identifies the Agent Type of the missing agents.
  3. In Relativity, navigate to the Agents Tab. Then create a new Agent, of the identified Agent Type.

Alert Details

Alert Condition Details

NameValueDescription
Rule TypeElastic QueryChecks if a Required Agent is missing
Data Viewmetrics-*
Filter Queryrelsvr.agent.exists : 0 and labels.relsvr_agent_required : 1If the agent did not exist in the last 35 seconds
GroupCountNumber of Required Agents which did not exist
Threshold>= 1If the count is greater than 0, alert triggers
Time WindowLast 35 secVerified data for last 35 seconds
Frequency5 minChecks every 5 minutes

Alert Metric Details

Metric Name:relsvr.agent.exists

Metric Description: Whether the agent exists

  • A value of 0 indicates that the Agent does not exist.
  • A value of 1 indicates that at least one Agent does exist.

Metric Attributes:

Attribute NameDescriptionValue
host.nameHostname of the affected Agent Server
labels.application_nameEnvironment Administration & Operations
labels.nameName of the metricRequired Agent does not exist
labels.relsvr_systemSystem NameAgents
labels.relsvr_subsystemSubsystem NameThe name of the Agent Type which is missing its Required Agent
labels.relsvr_agent_requiredWhether the agent is requiredSet to 1 to indicate that the agent is required
labels.relsvr_agent_type_nameAgent Type NameThe name of the Agent Type which is missing its Required Agent
labels.relsvr_agent_type_guidAgent Type GuidThe guid of the Agent Type which is missing its Required Agent
labels.messageMessage describes the issueA sentence containing information about the Agent Type of the Required Agent that does or does not exist
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