一、遇到的问题 用RAksmart Linux服务器在学习Hadoop的一个子项目Zookeeper,在测试其中的“四字命令”—”echo ruok|nc localhost 2181“ 时发现命令无法被识别,如下图所示: [root@hadoop ~]# echo ruok|nc localhost2181-bash:nc:commandnotfound 从提示信息中我们可以知道,是由于nc命令无法被找到。出现该情况有...
[zk: localhost:2181(CONNECTED) 2](2)在 hadoop103 主机/sanguo 节点上创建子节点 [zk: localhost:2181(CONNECTED) 1] create /sanguo/jin "simayi" Created /sanguo/jin [zk: localhost:2181(CONNECTED) 2](3)观察 hadoop104 主机收到子节点变化的监听 [zk: localhost:2181(CONNECTED) 1] ls -w /sangu...
#使⽤bin/zkCli.sh 连接到zk集群 [zk: localhost:2181(CONNECTED) 2] get /zookeeper cZxid = 0x0 ctime = Wed Dec 31 19:00:00 EST 1969 mZxid = 0x0 mtime = Wed Dec 31 19:00:00 EST 1969 pZxid = 0x0 cversion = -1 dataVersion = 0 aclVersion = 0 ephemeralOwner = 0x0 dataLength...
RegistryFactory registryFactory = ExtensionLoader.getExtensionLoader(RegistryFactory.class).getAdaptiveExtension(); Registry registry = registryFactory.getRegistry(URL.valueOf("zookeeper://10.20.153.10:2181")); registry.register(URL.valueOf("override://0.0.0.0/com.foo.BarService?category=configurators&dyna...
public function localHosts(): array { return [ ['localhost'], ['localhost:8080'], ['subdomain.localhost'], ['127.0.0.1'], ['127.0.0.1:80'], ['[::1]'], ]; }/** * @dataProvider legitHosts */ public function testAllowedHosts($host): void...
APP_SERVER: localhost:8081 KAFKA_BROKER: localhost:9092 LOGIC_LISTEN: 10.5.110.27:8082 APP_SERVER: 220.70.2.5:8081 KAFKA_BROKER: 10.5.110.1:9092 KAFKA_GROUP: logic1 KAFKA_TOPIC: sensor-data ELASTIC_SERVER: localhost:9200 ELASTIC_SERVER: 10.5.110.1:9200 ports: - 8082:8082 2 changes: 1 additi...
IPADDR=localhost sed -i "s/localhost:2181\/;serviceDiscoveryMode=zooKeeper;zooKeeperNamespace=hiveserver2?tez.queue.name=default/${IPADDR}:10000\//" $HOME/hive-testbench/tpcds-setup.sh sed -i "s/hive.optimize.sort.dynamic.partition.threshold=0/hive.optimize.sort.dynamic.partition=true...
15、访问 http://localhost:50030 可以查看 JobTracker 的运行状态。访问 http://localhost:50060 可以查看 TaskTracker 的运行状态。访问 http://localhost:50070 可以查看 NameNode 以及整个分布式文件系统的状态,浏览分布式文件系统中的文件以及 log 等
12、访问:http://localhost:8080/nutch-1.2/ 关于nutch1.2更多的BUG修复及资料 二、nutch1.5.1 1、下载并解压eclipse(集成开发环境) 下载地址:http://www.eclipse.org/downloads/,下载Eclipse IDE for Java EE Developers 2、安装Subclipse插件(SVN客户端) ...