Managed TCP Load Balancer Service
The Managed TCP Load Balancer Service simplifies the deployment and management of load balancers. It efficiently distributes incoming TCP traffic across multiple backend servers, ensuring high availability and optimal resource utilization.
Deployment Details
Managed TCP Load Balancer Service efficiently utilizes HAProxy for load balancing purposes. HAProxy is a well-established and reliable solution for distributing incoming TCP traffic across multiple backend servers, ensuring high availability and efficient resource utilization. This deployment choice guarantees the seamless and dependable operation of your load balancing infrastructure.
Parameters
Common parameters
| Name | Description | Value |
|---|---|---|
external | Enable external access from outside the cluster | false |
replicas | Number of HAProxy replicas | 2 |
Configuration parameters
| Name | Description | Value |
|---|---|---|
httpAndHttps.mode | Mode for balancer. Allowed values: tcp and tcp-with-proxy | tcp |
httpAndHttps.targetPorts.http | HTTP port number. | 80 |
httpAndHttps.targetPorts.https | HTTPS port number. | 443 |
httpAndHttps.endpoints | Endpoint addresses list | [] |
whitelistHTTP | Secure HTTP by enabling client networks whitelisting | false |
whitelist | List of client networks | [] |
resources | Explicit CPU and memory configuration for each TCP Balancer replica. When left empty, the preset defined in resourcesPreset is applied. | {} |
resourcesPreset | Default sizing preset used when resources is omitted. Allowed values: none, nano, micro, small, medium, large, xlarge, 2xlarge. | nano |
Parameter examples and reference
resources and resourcesPreset
resources sets explicit CPU and memory configurations for each replica.
When left empty, the preset defined in resourcesPreset is applied.
resources:
cpu: 4000m
memory: 4Gi
resourcePreset sets named CPU and memory configurations for each replica.
This setting is ignored if the corresponding resources value is set.
| Preset name | CPU | memory |
|---|---|---|
nano | 100m | 128Mi |
micro | 250m | 256Mi |
small | 500m | 512Mi |
medium | 500m | 1Gi |
large | 1 | 2Gi |
xlarge | 2 | 4Gi |
2xlarge | 4 | 8Gi |