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The "HowToDebug" page has been changed by DaveBrosius: https://wiki.apache.org/cassandra/HowToDebug?action=diff&rev1=19&rev2=20 Comment: minor updates due to changes 2. src/resources 2. src/java - 1. Set the target directory for classes to build/classes + 1. Set the target directory for classes to build/classes/main 1. Add the following jars to the eclipse project @@ -23, +23 @@ 1. Create a Debug Configuration - 2. Use org.apache.cassandra.thrift.CassandraDaemon as the main class + 2. Use org.apache.cassandra.service.CassandraDaemon as the main class - 2. Add the directory ./conf to your debugging user class path (that will be the location of your log4j.properties file) + 2. Add the directory ./conf to your debugging user class path (that will be the location of your logback.xml file) 2. Put the following parameters in the VM args section {{{ -ea -javaagent:${project_loc}/lib/jamm-0.2.6.jar -XX:+UseThreadPriorities -XX:ThreadPriorityPolicy=42 - -Xms752M + -Xms750M - -Xmx752M + -Xmx4000M -Xmn188M -XX:+HeapDumpOnOutOfMemoryError -Xss200k @@ -48, +48 @@ -Dcom.sun.management.jmxremote.port=7199 -Dcom.sun.management.jmxremote.ssl=false -Dcom.sun.management.jmxremote.authenticate=false - -Dlog4j.configuration=log4j-server.properties - -Dlog4j.defaultInitOverride=true }}} ==== In versions less then 2.1 the following information is important for directory ownership ====
