Monitoring | Stats | Farms

Farm Stats

This section provides a detailed overview of the statistics for farms and load balancing services. It includes a table that shows the number of the most recent Established and Pending connections for each LSLB farm.
oracle_jd_edwards_load_balancing_farm

The table shows the following information about each LSLB farm:

Name: A unique identifier for the farm.
Profile: The type of farm profile, either HTTP or L4xNAT.
Virtual IP: The virtual IP address that receives traffic for the farm.
Virtual Port: The port that the load balancer uses to manage and distribute traffic to the farm.
Established Conns: The number of active connections to the farm. This does not necessarily mean one connection per connected client.
Pending Conns: The number of connections that are waiting to be served by the farm.
Status: The availability status of the farm, indicated by the following colors:

  • Green: The farm is running and all backends are UP.
  • Red: The farm has stopped.
  • Yellow: There are recent changes that need to be applied by restarting the farm.
  • Black: The farm is UP, but there are no backends available or they are in maintenance mode.
  • Blue: The farm is running, but at least one backend is down.
  • Orange: The farm is running, but at least one backend is in maintenance mode.

Actions: This column allows you to view more detailed statistics for the farm.
oracle_jd_edwards_load_balancing_farm

  • Show Backends: This displays all backend servers configured on a particular farm, and the number of client connected to that particular farm.
  • Show Graphs: Shows the graphs for the chosen farm.

Show Backends: Stats for monitoring Backends
oracle_jd_edwards_load_balancing_farm
The following labels describe each column within the backend stats section.

Name: A unique identifier for the farm.
Profile: Determines if the farm is an HTTP, HTTPS or an L4xNAT farm.
Virtual IP: The IP address of the real server.
Virtual Port: The port(s) that the real server is listening on.
Established conns: The number of active connections to the real server (only for LSLB farms).
Pending conns: The number of connections that are waiting to be served by the real server (only for LSLB farms).
Status: The health status of the real server, indicated by the following colors:

  • Green: The real server is running normally.
  • Orange: The real server is in maintenance mode.
  • Red: The real server is unreachable.

Backends

oracle_jd_edwards_load_balancing_farm
Actions: Use the following actions to manage the status of a backend server.

  1. Enable maintenance: Places the backend in maintenance mode. The two modes include
    • Drain mode: Stops new connections from reaching the backend, but allows existing connections to continue uninterrupted.
    • Cut mode: Closes all current connections and places the backend in maintenance mode immediately.
  2. Disable maintenance: Makes the backend available for new connections.

Sessions

oracle_jd_edwards_load_balancing_farm
The Farm Sessions table shows the following information for each session:

  • Service: Name of the service to which the client is connected.
  • Persistence session: The type of Session used by the farm. This could be IP-based, Cookie-based or URL-based sessions.
  • Backend IP: The IP address of the backend server processing the requests
  • Backend Port: The port of the backend server on which it is receiving the traffic

Next Article: Monitoring | Stats | System

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