gdolphinw的专栏

bookdeMacBook-Air:~ book$ brew install kafka Updating Homebrew... ==> Auto-updated Homebrew! Updated 1 tap (homebrew/core). ==> New Formulae bcoin ...

fsck(file system check) ,用于检查HDFS上文件和目录的健康状态、获取文件的block块信息和位置信息等。 #hdfs dfs -ls /user/gewei/ #hdfs dfs -rm /user/gewei/houseApplyTest.csv hadoop fs -put houseApplyTest.csv hdfs:/user/gewei [dev@cd...

wget http://mirrors.tuna.tsinghua.edu.cn/apache/kafka/2.2.0/kafka_2.12-2.2.0.tgz ps -ef|grep zookeeper|grep -v grep|awk '{print $2}' | xargs kill -9 ps -ef|grep kafka|grep -v grep|awk '{print $2}'...

[root@bogon hbase-2.1.4]#wget http://mirror.bit.edu.cn/apache/hbase/2.1.4/hbase-2.1.4-bin.tar.gz [root@bogon hbase-2.1.4]#tar -zvxf hbase-2.1.4-bin.tar.gz [root@bogon hbase]# rpm -ivh jdk-8u211-lin...

CDH 5 and Cloudera Manager 5 Requirements and Supported Versions 可以查看对JDK、数据库版本的要求 https://www.cloudera.com/documentation/enterprise/release-notes/topics/rn_consolidated_pcm.html https://blo...

Java代码 import org.apache.storm.Config; import org.apache.storm.LocalCluster; import org.apache.storm.StormSubmitter; import org.apache.storm.spout.SpoutOutputCollector; import org.apache.storm.task...