Health Checking

HAProxy Enterprise keeps only healthy servers in the load balancing rotation. It checks the status of each server by using one of the health checking modes described in this section.

Active Health Checks

Use active health checks to connect to a server or send it an HTTP request at a regular interval

Passive Health Checks

Use passive health checks to monitor live traffic for errors

Agent Health Checks

Use an agent program to check server health

LDAP Health Checks

Health check LDAPv3 servers

MySQL Health Checks

Health check MySQL database servers version 3.22 and newer

PostgreSQL Health Checks

Health check PostgreSQL database servers

Redis Health Checks

Health check a Redis service

SMTP Health Checks

Health check a Simple Mail Transfer Protocol (SMTP) service

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