[zookeeper] Zookeeper概述
1. Zookeeper客户端Zookeeper
|
|--- ClientCnxn
| |
| |----SendThread
| |
| |----EventThread
|
|--- ZkWatchManager
在客户端中，SendThread和EventThread均使用BlockingQueue方式进行异步处理。
2. Zookeeper服务端
ZookeeperServer
|
|--- QuorumCnxManager
| |
| |---- RecvWorker
| |
| |---- SendWorker
|
|--- ZkWatcherManager
|
|--- RequestProcessors
|
|--- ZkDataBase(All in Memory)
|
|---- Load Data from Snapshot
|
|---- Sync Data from Leader
|
|---- Dump Data into disk
服务器中移除处理是通过阻塞队列完成。
3. 客户端与服务端交互
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