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Samebug tips

  1. ,
    via oracle.com by Unknown author

    An easy way to solve OutOfMemoryError in java is to increase the maximum heap size by using JVM options -Xmx512M, this will immediately solve your OutOfMemoryError.

  2. ,
    via Stack Overflow by Eugene Yokota

    In Eclipse : go to Run --> Run Configurations --> then select the project under maven build --> then select the tab "JRE" --> then enter -Xmx1024m.

    This should increase the memory heap for all the builds/projects. The above memory size is 1 GB.

Solutions on the web

via JIRA by JM, 2 years ago
via JIRA by JM, 1 year ago
via GitHub by vladak
, 2 years ago
Requested array size exceeds VM limit
via sourceforge.net by Unknown author, 1 year ago
Requested array size exceeds VM limit
via Stack Overflow by Jinfeng
, 2 years ago
java.lang.OutOfMemoryError: Requested array size exceeds VM limit at java.util.Arrays.copyOf(Arrays.java:2367) at java.lang.AbstractStringBuilder.expandCapacity(AbstractStringBuilder.java:130) at java.lang.StringBuilder.append(StringBuilder.java:143) at java.lang.StringBuilder.append(StringBuilder.java:183) at water.util.SB.p(SB.java:128) at hex.tree.TreeJCodeGen.generate(TreeJCodeGen.java:105) at hex.tree.SharedTreeModel.toJavaPredictBody(SharedTreeModel.java:231) at hex.Model.toJavaPredict(Model.java:1014) at hex.Model.toJava(Model.java:932) at hex.Model.toJava(Model.java:881) at water.api.ModelSchema.toJava(ModelSchema.java:126) at water.api.RequestServer.wrap(RequestServer.java:679) at water.api.RequestServer.serve(RequestServer.java:580) at water.JettyHTTPD$H2oDefaultServlet.doGeneric(JettyHTTPD.java:617) at water.JettyHTTPD$H2oDefaultServlet.doGet(JettyHTTPD.java:559) at javax.servlet.http.HttpServlet.service(HttpServlet.java:735) at javax.servlet.http.HttpServlet.service(HttpServlet.java:848) at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:684) at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:503) at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:137) at org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:557) at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:231) at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1086) at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:429) at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:193) at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1020) at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:135) at org.eclipse.jetty.server.handler.HandlerCollection.handle(HandlerCollection.java:154) at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:116) at org.eclipse.jetty.server.Server.handle(Server.java:370) at org.eclipse.jetty.server.AbstractHttpConnection.handleRequest(AbstractHttpConnection.java:494) at org.eclipse.jetty.server.BlockingHttpConnection.handleRequest(BlockingHttpConnection.java:53)