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this is my first essay! thanks discard : give up , get rid of conventionally: usually propagate:传播,繁殖 一旦某个catch捕获到匹配的异常类型,将进入异常处理代码。一经处理结束,就意味着整个try-c 阅读全文
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The structure of cluster like this:We used four VM:A 10.32.xxx.213 ubuntu12.04B 10.32.xxx.214 ubuntu12.04C 10.13.xxx.85 ubuntu14.04D 10.32.xxx.160 ubu... 阅读全文
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LEK - logstash + elasticsearch + KibanaElasticsearch, Logstash, and Kibana — designed to take data from any source and search, analyze, and visualize ... 阅读全文
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Last three days, I want to install devstack on my virtual machine on Vmware Workstation.The VM'system is Ubuntu14.04. However,i met too many problem t... 阅读全文