**To describe service updates** The following ``describe-service-updates`` example returns details about service updates. :: aws elasticache describe-service-updates Output:: { "ServiceUpdates": [ { "ServiceUpdateName": "elc-xxxxxxxx7-001", "ServiceUpdateReleaseDate": "2019-10-09T16:00:00Z", "ServiceUpdateEndDate": "2020-02-09T15:59:59Z", "ServiceUpdateSeverity": "important", "ServiceUpdateRecommendedApplyByDate": "2019-11-08T15:59:59Z", "ServiceUpdateStatus": "available", "ServiceUpdateDescription": "Upgrades to improve the security, reliability, and operational performance of your ElastiCache nodes", "ServiceUpdateType": "security-update", "Engine": "redis, memcached", "EngineVersion": "redis 2.6.13 and onwards, memcached 1.4.5 and onwards", "AutoUpdateAfterRecommendedApplyByDate": false, "EstimatedUpdateTime": "30 minutes per node" }, { "ServiceUpdateName": "elc-xxxxxxxx4-001", "ServiceUpdateReleaseDate": "2019-06-11T15:00:00Z", "ServiceUpdateEndDate": "2019-10-01T09:24:00Z", "ServiceUpdateSeverity": "important", "ServiceUpdateRecommendedApplyByDate": "2019-07-11T14:59:59Z", "ServiceUpdateStatus": "expired", "ServiceUpdateDescription": "Upgrades to improve the security, reliability, and operational performance of your ElastiCache nodes", "ServiceUpdateType": "security-update", "Engine": "redis", "EngineVersion": "redis 3.2.6, redis 4.0 and onwards", "AutoUpdateAfterRecommendedApplyByDate": false, "EstimatedUpdateTime": "30 minutes per node" } ] }