Amazon ElastiCache
API Reference (API Version 2015-02-02)

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DescribeReservedCacheNodesOfferings

Lists available reserved cache node offerings.

Request Parameters

For information about the parameters that are common to all actions, see Common Parameters.

CacheNodeType

The cache node type filter value. Use this parameter to show only the available offerings matching the specified cache node type.

The following node types are supported by ElastiCache. Generally speaking, the current generation types provide more memory and computational power at lower cost when compared to their equivalent previous generation counterparts.

  • General purpose:

    • Current generation:

      M5 node types: cache.m5.large, cache.m5.xlarge, cache.m5.2xlarge, cache.m5.4xlarge, cache.m5.12xlarge, cache.m5.24xlarge

      M4 node types: cache.m4.large, cache.m4.xlarge, cache.m4.2xlarge, cache.m4.4xlarge, cache.m4.10xlarge

      T2 node types: cache.t2.micro, cache.t2.small, cache.t2.medium

    • Previous generation: (not recommended)

      T1 node types: cache.t1.micro

      M1 node types: cache.m1.small, cache.m1.medium, cache.m1.large, cache.m1.xlarge

      M3 node types: cache.m3.medium, cache.m3.large, cache.m3.xlarge, cache.m3.2xlarge

  • Compute optimized:

    • Previous generation: (not recommended)

      C1 node types: cache.c1.xlarge

  • Memory optimized:

    • Current generation:

      R5 node types: cache.r5.large, cache.r5.xlarge, cache.r5.2xlarge, cache.r5.4xlarge, cache.r5.12xlarge, cache.r5.24xlarge

      R4 node types: cache.r4.large, cache.r4.xlarge, cache.r4.2xlarge, cache.r4.4xlarge, cache.r4.8xlarge, cache.r4.16xlarge

    • Previous generation: (not recommended)

      M2 node types: cache.m2.xlarge, cache.m2.2xlarge, cache.m2.4xlarge

      R3 node types: cache.r3.large, cache.r3.xlarge, cache.r3.2xlarge, cache.r3.4xlarge, cache.r3.8xlarge

Additional node type info

  • All current generation instance types are created in Amazon VPC by default.

  • Redis append-only files (AOF) are not supported for T1 or T2 instances.

  • Redis Multi-AZ with automatic failover is not supported on T1 instances.

  • Redis configuration variables appendonly and appendfsync are not supported on Redis version 2.8.22 and later.

Type: String

Required: No

Duration

Duration filter value, specified in years or seconds. Use this parameter to show only reservations for a given duration.

Valid Values: 1 | 3 | 31536000 | 94608000

Type: String

Required: No

Marker

An optional marker returned from a prior request. Use this marker for pagination of results from this operation. If this parameter is specified, the response includes only records beyond the marker, up to the value specified by MaxRecords.

Type: String

Required: No

MaxRecords

The maximum number of records to include in the response. If more records exist than the specified MaxRecords value, a marker is included in the response so that the remaining results can be retrieved.

Default: 100

Constraints: minimum 20; maximum 100.

Type: Integer

Required: No

OfferingType

The offering type filter value. Use this parameter to show only the available offerings matching the specified offering type.

Valid Values: "Light Utilization"|"Medium Utilization"|"Heavy Utilization"

Type: String

Required: No

ProductDescription

The product description filter value. Use this parameter to show only the available offerings matching the specified product description.

Type: String

Required: No

ReservedCacheNodesOfferingId

The offering identifier filter value. Use this parameter to show only the available offering that matches the specified reservation identifier.

Example: 438012d3-4052-4cc7-b2e3-8d3372e0e706

Type: String

Required: No

Response Elements

The following elements are returned by the service.

Marker

Provides an identifier to allow retrieval of paginated results.

Type: String

ReservedCacheNodesOfferings.ReservedCacheNodesOffering.N

A list of reserved cache node offerings. Each element in the list contains detailed information about one offering.

Type: Array of ReservedCacheNodesOffering objects

Errors

For information about the errors that are common to all actions, see Common Errors.

InvalidParameterCombination

Two or more incompatible parameters were specified.

HTTP Status Code: 400

InvalidParameterValue

The value for a parameter is invalid.

HTTP Status Code: 400

ReservedCacheNodesOfferingNotFound

The requested cache node offering does not exist.

HTTP Status Code: 404

Example

DescribeReservedCacheNodesOfferings

Sample Request

https://elasticache.amazonaws.com/ ?Action=DescribeReservedCacheNodesOfferings &ReservedCacheNodesOfferingId=438012d3-4052-4cc7-b2e3-8d3372e0e706 &Version=2015-02-02 &SignatureVersion=4 &SignatureMethod=HmacSHA256 &Timestamp=20150202T192317Z &X-Amz-Credential=<credential>

Sample Response

<DescribeReservedCacheNodesOfferingsResponse xmlns="http://elasticache.amazonaws.com/doc/2015-02-02/"> <DescribeReservedCacheNodesOfferingsResult> <ReservedCacheNodesOfferings> <ReservedCacheNodesOffering> <Duration>31536000</Duration> <OfferingType>Heavy Utilization</OfferingType> <RecurringCharges> <RecurringCharge> <RecurringChargeFrequency>Hourly</RecurringChargeFrequency> <RecurringChargeAmount>0.123</RecurringChargeAmount> </RecurringCharge> </RecurringCharges> <FixedPrice>162.0</FixedPrice> <ProductDescription>memcached</ProductDescription> <UsagePrice>0.0</UsagePrice> <ReservedCacheNodesOfferingId>SampleOfferingId</ReservedCacheNodesOfferingId> <CacheNodeType>cache.m1.small</CacheNodeType> </ReservedCacheNodesOffering> </ReservedCacheNodesOfferings> </DescribeReservedCacheNodesOfferingsResult> <ResponseMetadata> <RequestId>521b420a-2961-11e1-bd06-6fe008f046c3</RequestId> </ResponseMetadata> </DescribeReservedCacheNodesOfferingsResponse>

See Also

For more information about using this API in one of the language-specific AWS SDKs, see the following: