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Recent Announcements

Amazon EC2 M8i and M8i-flex instances are now available in AWS GovCloud (US-West) Region Amazon EC2 X8i instances are now available in Europe (Paris) Amazon CloudWatch pipelines now supports drop and conditional processing AWS Deadline Cloud supports monitor creation in multiple regions Amazon CloudWatch pipelines introduces new compliance and governance capabilities Second-generation Amazon FSx for NetApp ONTAP is now available in four additional AWS commercial and AWS GovCloud (US) Regions AWS Billing and Cost Management Dashboards Now Supports Scheduled Email Delivery AWS RTB Fabric supports health checks for real-time bidding workloads AWS Backup extends Amazon FSx support to 5 additional AWS Regions and expands cross-Region and cross-account copy to 14 AWS Regions Amazon RDS now supports the latest CU and GDR updates for Microsoft SQL Server Amazon Timestream for InfluxDB Now Supports Customer-Defined Maintenance Windows Amazon Bedrock now supports cost allocation by IAM user and role Amazon OpenSearch Service supports Managed Prometheus and agent tracing Amazon S3 Lifecycle pauses actions on objects that are unable to replicate Amazon RDS Blue/Green Deployments now supports Amazon RDS Proxy AWS Marketplace announces the Discovery API for programmatic access to catalog data AWS Agent Registry for centralized agent discovery and governance is now available in Preview Amazon OpenSearch Serverless now supports Zstandard (zstd) codec for index compression AWS Private CA now supports customer managed permissions for cross-account sharing Amazon EC2 Capacity Manager now supports tag-based dimensions Amazon Route 53 Resolver endpoints now support DNS delegation for private hosted zones in AWS GovCloud (US) Regions SageMaker HyperPod now supports gang scheduling for distributed training workloads Amazon IVS 实时直播功能现已支持冗余摄取 Amazon Bedrock AgentCore 浏览器新增操作系统级交互功能 Amazon WorkSpaces Advisor now available for AI-powered troubleshooting Amazon OpenSearch Service now supports Graviton4 based i8ge instances Oracle Database@AWS is now available in twelve AWS Regions AWS Lambda expands response streaming support to all commercial AWS Regions AWS Cost Explorer launches Natural Language Query capabilities powered by Amazon Q Amazon Lightsail 现已在亚太地区(马来西亚)区域推出
Amazon EKS 托管节点组现在支持 EC2 Auto Scaling 暖池
Amazon Web Services · 2026-04-08 · via Recent Announcements

发布于: 2026年4月8日

Amazon Elastic Kubernetes Service(Amazon EKS)托管节点组现在支持 Auto Scaling 暖池,使您能够保持预初始化的 EC2 实例,为快速横向扩展做好准备。对于具有突发流量模式、时间敏感型工作负载的应用程序,或者因复杂的初始化脚本和软件依赖项而导致实例启动时间较长的应用程序,此功能可降低节点预置延迟。

启用暖池后,您的 EKS 托管节点组将维护一个已经完成操作系统初始化、用户数据执行和软件配置的实例池。当需求增加且 Auto Scaling 组进行横向扩展时,实例将从暖池过渡到活动服务状态,无需重复完整的冷启动顺序。您可以将暖池中的实例配置为“已停止”状态(成本更低,过渡时间更长)或“正在运行”状态(成本更高,过渡速度更快)。此外,您还可以启用缩容时重用,这会在缩减期间将实例返回到暖池,而非将其终止。暖池可与 Cluster Autoscaler 配合使用,无需进行任何额外配置。

您可以通过 EKS API、AWS CLI、AWS 管理控制台或 AWS CloudFormation,在 CreateNodegroup 或 UpdateNodegroupConfig 请求中添加 warmPoolConfig 来启用暖池。未启用暖池的现有托管节点组不受影响。

除了由光环新网运营的 AWS 中国(北京)区域和由西云数据运营的 AWS 中国(宁夏)区域外,此功能在所有提供 Amazon EKS 的 AWS 区域均可用。要开始使用,请参阅 Amazon EKS 托管节点组文档