红帽全球峰会6.3. 使用停机升级 Data Grid 集群
升级具有停机时间的 Data Grid 集群会导致服务中断，但不需要任何额外的功能。
先决条件
如果需要，请配置持久的缓存存储来在升级过程中保留您的数据。
重要开始升级过程 Data Grid Operator 会关闭现有集群。如果您没有配置持久缓存存储，则会导致数据丢失。
流程
确保
Shutdown设置为spec.upgrades.type字段的值，这是默认值。spec: upgrades: type: Shutdown- 如有必要，应用您的更改。
当它检测到新的 Data Grid 版本时，Data Grid Operator 会自动升级您的集群，或提示您在继续前手动批准升级。
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