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标签 Tag : gateway

ElasticSearch的Gateway及存储原理

<Category: 分布式, 搜索> Comments Off on ElasticSearch的Gateway及存储原理

ES里有一个叫做gateway的东西,今天抽空理一下,前面翻译ES的一篇博文叫做“搜索引擎与时间机器”,既然里面谈到了时间机器,就免不了需要穿越时空的的门咯,I guess,也许gateway这名字就是这么来的,其实在ES里面,gateway的主要职责是用来对数据进行长持久化(持久化了之后加上版本信息,不就可以自由的往还于过去未来之间了吗?),另外,整个集群重启之后可以通过gateway重新恢复数据。
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