Redis cluster should have backup retention turned on
Redis clusters should have a snapshot retention time to ensure that they are backed up and can be restored if required.
Impact
Without backups of the redis cluster recovery is made difficult
Recommended Actions
Follow the appropriate remediation steps below to resolve the issue.
Configure snapshot retention for redis cluster
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Resources:
GoodExample:
Type: AWS::ElastiCache::CacheCluster
Properties:
AZMode: cross-az
CacheNodeType: cache.m3.medium
Engine: redis
NumCacheNodes: '3'
SnapshotRetentionLimit: 7
PreferredAvailabilityZones:
- us-west-2a
- us-west-2a
- us-west-2b
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Configure snapshot retention for redis cluster
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resource "aws_elasticache_cluster" "good_example" {
cluster_id = "cluster-example"
engine = "redis"
node_type = "cache.m4.large"
num_cache_nodes = 1
parameter_group_name = "default.redis3.2"
engine_version = "3.2.10"
port = 6379
snapshot_retention_limit = 5
}
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