Managed NATS Service
NATS is an open-source, simple, secure, and high performance messaging system. It provides a data layer for cloud native applications, IoT messaging, and microservices architectures.
Parameters
Common parameters
Name | Description | Value |
---|---|---|
external | Enable external access from outside the cluster | false |
replicas | Persistent Volume size for NATS | 2 |
storageClass | StorageClass used to store the data | "" |
users | Users configuration | {} |
jetstream.size | Jetstream persistent storage size | 10Gi |
jetstream.enabled | Enable or disable Jetstream | true |
config.merge | Additional configuration to merge into NATS config | {} |
config.resolver | Additional configuration to merge into NATS config | {} |
resources | Explicit CPU and memory configuration for each NATS 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
resourcesPreset
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 |
Last modified 2025-07-01: [docs] Update managed apps reference (cada010)