Karl Stoney created SOLR-13290:
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Summary: Prometheus metric exporter AsyncLogger:
java.lang.NoClassDefFoundError
Key: SOLR-13290
URL: https://issues.apache.org/jira/browse/SOLR-13290
Project: Solr
Issue Type: Bug
Security Level: Public (Default Security Level. Issues are Public)
Components: metrics
Affects Versions: 8.x
Reporter: Karl Stoney
Since this
commit:[https://github.com/apache/lucene-solr/commit/02eb9d34404b8fc7225ee7c5c867e194afae17a0]
The metrics exporter in branch_8x no longer starts
{code:java}
2019-03-04 16:06:01,070 main ERROR Unable to invoke factory method in class
org.apache.logging.log4j.core.async.AsyncLoggerConfig for element AsyncLogger:
java.lang.NoClassDefFoundError
: com/lmax/disruptor/EventFactory java.lang.reflect.InvocationTargetException
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at
org.apache.logging.log4j.core.config.plugins.util.PluginBuilder.build(PluginBuilder.java:136)
at
org.apache.logging.log4j.core.config.AbstractConfiguration.createPluginObject(AbstractConfiguration.java:964)
at
org.apache.logging.log4j.core.config.AbstractConfiguration.createConfiguration(AbstractConfiguration.java:904)
at
org.apache.logging.log4j.core.config.AbstractConfiguration.createConfiguration(AbstractConfiguration.java:896)
at
org.apache.logging.log4j.core.config.AbstractConfiguration.doConfigure(AbstractConfiguration.java:514)
at
org.apache.logging.log4j.core.config.AbstractConfiguration.initialize(AbstractConfiguration.java:238)
at
org.apache.logging.log4j.core.config.AbstractConfiguration.start(AbstractConfiguration.java:250)
at
org.apache.logging.log4j.core.LoggerContext.setConfiguration(LoggerContext.java:548)
at
org.apache.logging.log4j.core.LoggerContext.reconfigure(LoggerContext.java:620)
at
org.apache.logging.log4j.core.LoggerContext.reconfigure(LoggerContext.java:637)
at org.apache.logging.log4j.core.LoggerContext.start(LoggerContext.java:231)
at
org.apache.logging.log4j.core.impl.Log4jContextFactory.getContext(Log4jContextFactory.java:153)
at
org.apache.logging.log4j.core.impl.Log4jContextFactory.getContext(Log4jContextFactory.java:45)
at org.apache.logging.log4j.LogManager.getContext(LogManager.java:194)
at
org.apache.logging.log4j.spi.AbstractLoggerAdapter.getContext(AbstractLoggerAdapter.java:121)
at
org.apache.logging.slf4j.Log4jLoggerFactory.getContext(Log4jLoggerFactory.java:43)
at
org.apache.logging.log4j.spi.AbstractLoggerAdapter.getLogger(AbstractLoggerAdapter.java:46)
at
org.apache.logging.slf4j.Log4jLoggerFactory.getLogger(Log4jLoggerFactory.java:29)
at org.slf4j.LoggerFactory.getLogger(LoggerFactory.java:358)
at org.slf4j.LoggerFactory.getLogger(LoggerFactory.java:383)
at
org.apache.solr.prometheus.exporter.SolrExporter.<clinit>(SolrExporter.java:48)
Caused by: java.lang.NoClassDefFoundError: com/lmax/disruptor/EventFactory
at
org.apache.logging.log4j.core.config.AbstractConfiguration.getAsyncLoggerConfigDelegate(AbstractConfiguration.java:203)
at
org.apache.logging.log4j.core.async.AsyncLoggerConfig.<init>(AsyncLoggerConfig.java:91)
at
org.apache.logging.log4j.core.async.AsyncLoggerConfig.createLogger(AsyncLoggerConfig.java:273)
... 25 more
Caused by: java.lang.ClassNotFoundException: com.lmax.disruptor.EventFactory
at java.net.URLClassLoader.findClass(URLClassLoader.java:382)
at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:349)
at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
... 28 more{code}
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