您好,我正在运行hbase-vmware-sandbox-mapr-sandbox-for-hadoop-3.1.0\u虚拟机。我没有对沙盒做任何更改。我可以通过浏览器访问控制面板。在另一个linux虚拟机上,我安装了eclipse和hbase客户机。我有一个java程序,我想创建一个hbase表,但我无法连接。请帮忙
正如你在下面看到的,我得到了一个错误
error client.hconnectionmanager$hconnectionimplementation:检查“zookeeper.znode.parent”中配置的值。可能与主服务器中配置的不匹配。
然后
timesorg.apache.hadoop.hbase.masternotrunningexception:重试1次
(见下面的完整堆栈)。
我的应用程序使用
System.setProperty("java.library.path", "/opt/mapr/lib");
conf = HBaseConfiguration.create();
conf.set("zookeeper.znode.parent", "/maprdemo");
conf.set("hbase.zookeeper.quorum", "16.49.150.79");
conf.set("hbase.zookeeper.property.clientPort", "5181");
conf.set("hbase.client.retries.number", "2");
admin = new HBaseAdmin(conf);
System.out.println(admin.isMasterRunning());
pom包括
<dependency>
<groupId>org.apache.hbase</groupId>
<artifactId>hbase</artifactId>
<version>0.94.13-mapr-1401-m7-3.1.0</version>
</dependency>
堆栈跟踪
14/06/09 15:28:11 INFO zookeeper.ClientCnxn: Opening socket connection to server mapr.sandbox.com/16.49.150.79:5181. Will attempt to SASL-authenticate using Login Context section 'Client_simple'
14/06/09 15:28:11 INFO zookeeper.ClientCnxn: Socket connection established to mapr.sandbox.com/16.49.150.79:5181, initiating session
14/06/09 15:28:11 INFO zookeeper.ClientCnxn: Session establishment complete on server mapr.sandbox.com/16.49.150.79:5181, sessionid = 0x146807e8acc0090, negotiated timeout = 40000
14/06/09 15:28:11 ERROR client.HConnectionManager$HConnectionImplementation: Check the value configured in 'zookeeper.znode.parent'. There could be a mismatch with the one configured in the master.
14/06/09 15:28:11 INFO client.HConnectionManager$HConnectionImplementation: Closed zookeeper sessionid=0x146807e8acc0090
14/06/09 15:28:11 INFO zookeeper.ZooKeeper: Session: 0x146807e8acc0090 closed
14/06/09 15:28:11 INFO zookeeper.ClientCnxn: EventThread shut down
Retried 1 timesorg.apache.hadoop.hbase.MasterNotRunningException: Retried 1 times
at org.apache.hadoop.hbase.client.HBaseAdmin.connectWithConfiguration(HBaseAdmin.java:184)
at org.apache.hadoop.hbase.client.HBaseAdmin$1.connect(HBaseAdmin.java:153)
at org.apache.hadoop.hbase.client.HBaseAdmin.ensureConnectedToHBase(HBaseAdmin.java:272)
at org.apache.hadoop.hbase.client.HBaseAdmin.ensureConnectedToHBase(HBaseAdmin.java:247)
at org.apache.hadoop.hbase.client.HBaseAdmin.isMasterRunning(HBaseAdmin.java:439)
at com.hp.spark.hbase.test.HBaseTest.testCreateSchema(HBaseTest.java:72)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:606)
at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:47)
at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:44)
at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26)
at org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:27)
at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:271)
at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:70)
at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:50)
at org.junit.runners.ParentRunner$3.run(ParentRunner.java:238)
at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:63)
at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:236)
at org.junit.runners.ParentRunner.access$000(ParentRunner.java:53)
at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:229)
at org.junit.runners.ParentRunner.run(ParentRunner.java:309)
at org.eclipse.jdt.internal.junit4.runner.JUnit4TestReference.run(JUnit4TestReference.java:50)
at org.eclipse.jdt.internal.junit.runner.TestExecution.run(TestExecution.java:38)
at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:467)
at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:683)
at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.run(RemoteTestRunner.java:390)
at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.main(RemoteTestRunner.java:197)
2条答案
按热度按时间6bc51xsx1#
可以使用属性更改访问方式
conf.set(“mapr.hbase.default.db”,);
在使用hbase时,必须按照nabeel的建议设置znode父级等。
请注意,这只适用于mapr表的二进制表。对于json mapr db表,可以使用ojai api。
b4wnujal2#
看起来您正在尝试访问m7 mapr本机表(这是hbase api的不同实现)
在m7中,zookeer znodes是不相关的,所以下面的行没有区别。
它也不需要运行hbase主服务和区域服务。所以在沙盒上找不到运行的主服务。但它安装在节点上。
您可以手动启动它并重新运行应用程序。