# HG changeset patch # User brutisso # Date 1375333387 -7200 # Node ID 313227279a059ff587bff46fe552c051afc6b15d # Parent 8796fd3ac8985ee5c8b52162f23da5e22610bc1c 8021967: Deprecate -XX:DefaultMaxRAMFraction Reviewed-by: tschatzl, jmasa, kvn, tamao diff -r 8796fd3ac898 -r 313227279a05 src/share/vm/runtime/arguments.cpp --- a/src/share/vm/runtime/arguments.cpp Fri Jul 26 13:34:22 2013 -0700 +++ b/src/share/vm/runtime/arguments.cpp Thu Aug 01 07:03:07 2013 +0200 @@ -1891,6 +1891,10 @@ warning("Using MaxGCMinorPauseMillis as minor pause goal is deprecated" "and will likely be removed in future release"); } + if (FLAG_IS_CMDLINE(DefaultMaxRAMFraction)) { + warning("DefaultMaxRAMFraction is deprecated and will likely be removed in a future release. " + "Use MaxRAMFraction instead."); + } } // Check stack pages settings diff -r 8796fd3ac898 -r 313227279a05 test/gc/startup_warnings/TestDefaultMaxRAMFraction.java --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/test/gc/startup_warnings/TestDefaultMaxRAMFraction.java Thu Aug 01 07:03:07 2013 +0200 @@ -0,0 +1,44 @@ +/* +* Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved. +* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. +* +* This code is free software; you can redistribute it and/or modify it +* under the terms of the GNU General Public License version 2 only, as +* published by the Free Software Foundation. +* +* This code is distributed in the hope that it will be useful, but WITHOUT +* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or +* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License +* version 2 for more details (a copy is included in the LICENSE file that +* accompanied this code). +* +* You should have received a copy of the GNU General Public License version +* 2 along with this work; if not, write to the Free Software Foundation, +* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. +* +* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA +* or visit www.oracle.com if you need additional information or have any +* questions. +*/ + +/* +* @test TestDefaultMaxRAMFraction +* @key gc +* @bug 8021967 +* @summary Test that the deprecated TestDefaultMaxRAMFraction flag print a warning message +* @library /testlibrary +*/ + +import com.oracle.java.testlibrary.OutputAnalyzer; +import com.oracle.java.testlibrary.ProcessTools; + +public class TestDefaultMaxRAMFraction { + public static void main(String[] args) throws Exception { + ProcessBuilder pb = ProcessTools.createJavaProcessBuilder("-XX:DefaultMaxRAMFraction=4", "-version"); + OutputAnalyzer output = new OutputAnalyzer(pb.start()); + output.shouldContain("warning: DefaultMaxRAMFraction is deprecated and will likely be removed in a future release. Use MaxRAMFraction instead."); + output.shouldNotContain("error"); + output.shouldHaveExitValue(0); + } + +}