Viraj Jasani created HADOOP-17642:
-------------------------------------
Summary: Could not instantiate class
org.apache.hadoop.log.metrics.EventCounter
Key: HADOOP-17642
URL: https://issues.apache.org/jira/browse/HADOOP-17642
Project: Hadoop Common
Issue Type: Bug
Reporter: Viraj Jasani
Assignee: Viraj Jasani
After removal of EventCounter class, we are not able to bring up HDFS cluster.
{code:java}
log4j:ERROR Could not instantiate class
[org.apache.hadoop.log.metrics.EventCounter].
java.lang.ClassNotFoundException: org.apache.hadoop.log.metrics.EventCounter
at java.net.URLClassLoader.findClass(URLClassLoader.java:382)
at java.lang.ClassLoader.loadClass(ClassLoader.java:418)
at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:355)
at java.lang.ClassLoader.loadClass(ClassLoader.java:351)
at java.lang.Class.forName0(Native Method)
at java.lang.Class.forName(Class.java:264)
at org.apache.log4j.helpers.Loader.loadClass(Loader.java:198)
at
org.apache.log4j.helpers.OptionConverter.instantiateByClassName(OptionConverter.java:327)
at
org.apache.log4j.helpers.OptionConverter.instantiateByKey(OptionConverter.java:124)
at
org.apache.log4j.PropertyConfigurator.parseAppender(PropertyConfigurator.java:785)
at
org.apache.log4j.PropertyConfigurator.parseCategory(PropertyConfigurator.java:768)
at
org.apache.log4j.PropertyConfigurator.configureRootCategory(PropertyConfigurator.java:648)
at
org.apache.log4j.PropertyConfigurator.doConfigure(PropertyConfigurator.java:514)
at
org.apache.log4j.PropertyConfigurator.doConfigure(PropertyConfigurator.java:580)
at
org.apache.log4j.helpers.OptionConverter.selectAndConfigure(OptionConverter.java:526)
at org.apache.log4j.LogManager.<clinit>(LogManager.java:127)
at org.slf4j.impl.Log4jLoggerFactory.<init>(Log4jLoggerFactory.java:66)
at org.slf4j.impl.StaticLoggerBinder.<init>(StaticLoggerBinder.java:72)
at
org.slf4j.impl.StaticLoggerBinder.<clinit>(StaticLoggerBinder.java:45)
at org.slf4j.LoggerFactory.bind(LoggerFactory.java:150)
at org.slf4j.LoggerFactory.performInitialization(LoggerFactory.java:124)
at org.slf4j.LoggerFactory.getILoggerFactory(LoggerFactory.java:417)
at org.slf4j.LoggerFactory.getLogger(LoggerFactory.java:362)
at org.slf4j.LoggerFactory.getLogger(LoggerFactory.java:388)
at org.apache.hadoop.conf.Configuration.<clinit>(Configuration.java:229)
at org.apache.hadoop.hdfs.tools.GetConf.<clinit>(GetConf.java:131)
log4j:ERROR Could not instantiate appender named "EventCounter".
{code}
We need to clean up log4j.properties to avoid instantiating appender
EventCounter.
--
This message was sent by Atlassian Jira
(v8.3.4#803005)
---------------------------------------------------------------------
To unsubscribe, e-mail: common-dev-unsubscr...@hadoop.apache.org
For additional commands, e-mail: common-dev-h...@hadoop.apache.org
