1. Spark的监控
需要打开event logging mechanism
![](https://img.haomeiwen.com/i7007629/459cb0643c2cff47.png)
1.1 分开启动Spark master和worker
1.1.1 启动Spark master
![](https://img.haomeiwen.com/i7007629/0ab6de610eea6ade.png)
spark master 默认web 端口是8080,如果8080被占用,spark会自动就加1.所以当8080你访问不到spark时,你可以试试8081.worker是8082
1.1.2 启动slave
![](https://img.haomeiwen.com/i7007629/528b0d372d12ef64.png)
然后就可以观察:
![](https://img.haomeiwen.com/i7007629/115140cdd87744f5.png)
![](https://img.haomeiwen.com/i7007629/6dffaa1ffa9b603f.png)
可以启动一个shell看看:
![](https://img.haomeiwen.com/i7007629/5774dab0289c938f.png)
![](https://img.haomeiwen.com/i7007629/ed9ebcd686d9ee9c.png)
1.1.3 停止master和worker进程
![](https://img.haomeiwen.com/i7007629/a0aa79dbfbe9d219.png)
1.2 一次性启动Spark master和worker
![](https://img.haomeiwen.com/i7007629/74c9a18cada7f8e2.png)
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