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https://issues.apache.org/jira/browse/HBASE-27635?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Andrew Kyle Purtell resolved HBASE-27635.
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Fix Version/s: (was: 3.0.0-beta-2)
(was: 2.6.1)
(was: 2.5.9)
Assignee: (was: Rajeshbabu Chintaguntla)
Resolution: Not A Problem
> Shutdown zookeeper logs coming via ReadOnlyZKClient when hbase shell started
> ----------------------------------------------------------------------------
>
> Key: HBASE-27635
> URL: https://issues.apache.org/jira/browse/HBASE-27635
> Project: HBase
> Issue Type: Improvement
> Components: shell
> Reporter: Rajeshbabu Chintaguntla
> Priority: Major
>
> When hbase shell with HBase 2.5.2 started there is too much logging of zk
> connection realated, classpaths etc. Even though we enabled ERROR log level
> for zookeeper package.
> {noformat}
> 2023-02-10 17:34:25,211 INFO
> [ReadOnlyZKClient-host1:2181,host2:2181,host3:2181@0x15c16f19]
> zookeeper.ZooKeeper: Client
> environment:zookeeper.version=3.5.9-5-a433770fc7b303332f10174221799495a26bbca2,
> built on 02/07/2023 13:02 GMT
> 2023-02-10 17:34:25,212 INFO
> [ReadOnlyZKClient-host1:2181,host2:2181,host3:2181@0x15c16f19]
> zookeeper.ZooKeeper: Client environment:host.name=host1
> 2023-02-10 17:34:25,212 INFO
> [ReadOnlyZKClient-host1:2181,host2:2181,host3:2181:2181@0x15c16f19]
> zookeeper.ZooKeeper: Client environment:java.version=1.8.0_352
> 2023-02-10 17:34:25,212 INFO
> [ReadOnlyZKClient-host1:2181,host2:2181,host3:2181@0x15c16f19]
> zookeeper.ZooKeeper: Client environment:java.vendor=Red Hat, Inc.
> 2023-02-10 17:34:25,212 INFO
> [ReadOnlyZKClient-host1:2181,host2:2181,host3:2181@0x15c16f19]
> zookeeper.ZooKeeper: Client
> environment:java.home=/usr/lib/jvm/java-1.8.0-openjdk-1.8.0.352.b08-2.el7_9.x86_64/jre
> {noformat}
> Better to change the org.apache.hadoop.hbase.zookeeper package log level to
> error.
> {noformat}
> # Set logging level to avoid verboseness
> org.apache.logging.log4j.core.config.Configurator.setAllLevels('org.apache.zookeeper',
> log_level)
> org.apache.logging.log4j.core.config.Configurator.setAllLevels('org.apache.hadoop',
> log_level)
> org.apache.logging.log4j.core.config.Configurator.setAllLevels('org.apache.hadoop.hbase.zookeeper',
> log_level)
> {noformat}
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