cozystack/packages/apps/nats

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	250m	128Mi
micro	500m	256Mi
small	1	512Mi
medium	1	1Gi
large	2	2Gi
xlarge	4	4Gi
2xlarge	8	8Gi