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https://issues.apache.org/jira/browse/HIVE-28733?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17922773#comment-17922773
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Ayush Saxena commented on HIVE-28733:
-------------------------------------
If upgrading log4j is expected to fix this may be we can upgrade to latest
2.24.3.
> Sometimes hive logs are not rolled / deleted
> --------------------------------------------
>
> Key: HIVE-28733
> URL: https://issues.apache.org/jira/browse/HIVE-28733
> Project: Hive
> Issue Type: Bug
> Reporter: Miklos Szurap
> Priority: Major
>
> Using the log4j delete plugin:
> {code}
> property.max.log.file.backup.index=10
> appender.DRFA.type=RollingRandomAccessFile
> appender.DRFA.name=DRFA
> appender.DRFA.fileName=${log.dir}/${log.file}
> appender.DRFA.filePattern=${log.dir}/${log.file}.%d{yyyy-MM-dd}-%i
> appender.DRFA.layout.type=PatternLayout
> appender.DRFA.layout.pattern=%d{DEFAULT} %-5p %c: [%t]: %m%n
> appender.DRFA.policies.type=Policies
> appender.DRFA.policies.size.type=SizeBasedTriggeringPolicy
> appender.DRFA.policies.size.size=${max.log.file.size}
> appender.DRFA.strategy.type=DefaultRolloverStrategy
> appender.DRFA.strategy.max=${max.log.file.backup.index}
> appender.DRFA.strategy.action.type=DELETE
> appender.DRFA.strategy.action.basepath=${log.dir}
> appender.DRFA.strategy.action.maxdepth=1
> appender.DRFA.strategy.action.PathConditions.glob=${log.file}.*
> appender.DRFA.strategy.action.PathConditions.type=IfFileName
> appender.DRFA.strategy.action.PathConditions.nestedConditions.type=IfAccumulatedFileCount
> appender.DRFA.strategy.action.PathConditions.nestedConditions.exceeds=${max.log.file.backup.index}
> {code}
> to roll the log files sometimes silently fails / does not do the cleanup.
> Enabling DEBUG logs shows:
> {code}
> ERROR StatusLogger Unable to locate plugin for IfFileName
> appender.DRFA.strategy.action.PathConditions.nestedConditions.type=IfAccumulatedFileCount
>
> appender.DRFA.strategy.action.PathConditions.nestedConditions.exceeds=${max_log_backup_index}
> DEBUG StatusLogger Building Plugin[name=Delete,
> class=org.apache.logging.log4j.core.appender.rolling.action.DeleteAction].
> ERROR StatusLogger Unable to invoke factory method in class
> org.apache.logging.log4j.core.appender.rolling.action.DeleteAction for
> element DELETE: java.lang.NullPointerException
> java.lang.NullPointerException
> at
> org.apache.logging.log4j.core.config.plugins.visitors.PluginElementVisitor.findNamedNode(PluginElementVisitor.java:104)
> at
> org.apache.logging.log4j.core.config.plugins.visitors.PluginElementVisitor.visit(PluginElementVisitor.java:88)
> at
> org.apache.logging.log4j.core.config.plugins.util.PluginBuilder.generateParameters(PluginBuilder.java:286)
> at
> org.apache.logging.log4j.core.config.plugins.util.PluginBuilder.build(PluginBuilder.java:137)
> at
> org.apache.logging.log4j.core.config.AbstractConfiguration.createPluginObject(AbstractConfiguration.java:1133)
> at
> org.apache.logging.log4j.core.config.AbstractConfiguration.createConfiguration(AbstractConfiguration.java:1058)
> at
> org.apache.logging.log4j.core.config.AbstractConfiguration.createConfiguration(AbstractConfiguration.java:1050)
> at
> org.apache.logging.log4j.core.config.AbstractConfiguration.createConfiguration(AbstractConfiguration.java:1050)
> at
> org.apache.logging.log4j.core.config.AbstractConfiguration.createConfiguration(AbstractConfiguration.java:1050)
> at
> org.apache.logging.log4j.core.config.AbstractConfiguration.doConfigure(AbstractConfiguration.java:659)
> {code}
> We could not isolate how to trigger/reproduce this, but getting reports about
> this issue.
> We can see a bug in log4j related to this NPE:
> https://github.com/apache/logging-log4j2/issues/1391
> This affects the 2.18.0 version which we use currently in Hive and seems to
> be fixed in 2.21.0.
> Can we bump the log4j version to 2.21.0?
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