hadoop - Hbase: How to specify hostname for Hbase master
2012年3月8日 · 1) Remove all "localhost" names, only have 127.0.0.1 pointing to the name of the hmaster node. 2) run "hostname X" on your hbase master node, to make sure the hostname matches what is in /etc/hosts. Not being a networking expert, I can't say why this is important, but it is :) answered Oct 1, 2013 at 21:55.
How to import/export hbase data via hdfs (hadoop commands)
2016年3月30日 · If you want to export the table from one hbase cluster and import it to another, use any one of the following method: Using Hadoop. Export. $ bin/hadoop jar <path/to/hbase-{version}.jar> export \. <tablename> <outputdir> [<versions> [<starttime> [<endtime>]] NOTE: Copy the output directory in hdfs from the source to destination cluster. Import.
hadoop - Hbase regionservers - Stack Overflow
2012年4月12日 · When you write to an HBase table, it will write to one region (one region is always on one regionserver, in your case, ali). Once you write enough data to make the region exceed the configured max file size , the region will be …
hadoop - how to fix 'NoNode for /hbase/master' - Stack Overflow
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How to read from hbase using spark - Stack Overflow
2014年7月30日 · Spark provides JavaSparkContext.newAPIHadoopRDD function to read data from hadoop storage, including HBase. You will have to provide the HBase configuration, table name, and scan in the configuration parameter and table input format and it's key-value
filter - hbase client scan could not initialize …
2013年12月1日 · During initialization of org.apache.hadoop.hbase.util.Classes, if the configured value for "hbase.local.dir" doesn't exist, a runtime exception will be thrown and org.apache.hadoop.hbase.util.Classes will fail to initialize. That runtime exception causes a ClassDefNotFoundException to be thrown which is what is eventually reported in the logs.
hadoop - Not able to access HBase web UI - Stack Overflow
2019年12月18日 · HBase in standalone mode will just choose some random ports to listen on. Go to 'logs' directory and do. That'll show you the ports HBase has chosen to run its webservers on. This is the correct approach outside of binding hbase to …
HBase standalone failed to connect (fail to create table)
2013年4月2日 · 1. stop the hbase by stop-hbase.sh locate to your zookeeper folder and empty the contents of the folder. then restart the hbase and hbase shell. which solved the issue for me. The first time launch of a standalone hbase will create the folder according to the hbase quickstart.
hadoop - About hbase, zookeeper.MetaTableLocator: Failed …
2016年11月9日 · --cleanZk cleans hbase related data from zookeeper. --cleanHdfs cleans hbase related data from hdfs. --cleanAll cleans hbase related data from both zookeeper and hdfs. also,you may just delete your whole zookeepers' data, which may be configured by hbase-site.xml or zoo.cfg,or even the default dirs, you can check your configuration files for that
hadoop - hbase master not starting - Stack Overflow
2018年10月15日 · If you want to use standalone Zookeeper component, first edit the file hbase-env.sh and add the line: export HBASE_MANAGES_ZK=false (You also can search for HBASE_MANAGES_ZK variable in the file and set it to false). So now when you start the HBase, it just starts HBase Daemon and not Zookeeper anymore.