author | alanb |
Mon, 18 Oct 2010 10:29:59 +0100 | |
changeset 6902 | 3352f8839320 |
parent 6897 | 561a431cf238 |
child 14786 | a9f61e0cbe61 |
permissions | -rw-r--r-- |
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#!/bin/sh |
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# |
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# Copyright (c) 2002, 2010, Oracle and/or its affiliates. All rights reserved. |
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# DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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# |
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# This code is free software; you can redistribute it and/or modify it |
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# under the terms of the GNU General Public License version 2 only, as |
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# published by the Free Software Foundation. |
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# |
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# This code is distributed in the hope that it will be useful, but WITHOUT |
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# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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# version 2 for more details (a copy is included in the LICENSE file that |
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# accompanied this code). |
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# |
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# You should have received a copy of the GNU General Public License version |
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# 2 along with this work; if not, write to the Free Software Foundation, |
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# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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# |
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# Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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# or visit www.oracle.com if you need additional information or have any |
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# questions. |
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# |
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|
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# @test |
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# @bug 4627316 6743526 |
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# @summary Test option to limit direct memory allocation |
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# |
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# @build LimitDirectMemory |
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# @run shell LimitDirectMemory.sh |
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TMP1=tmp_$$ |
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runTest() { |
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echo "Testing: $*" |
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${TESTJAVA}/bin/java $* |
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if [ $? -eq 0 ] |
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then echo "--- passed as expected" |
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else |
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echo "--- failed" |
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exit 1 |
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fi |
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} |
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launchFail() { |
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echo "Testing: -XX:MaxDirectMemorySize=$* -cp ${TESTCLASSES} \ |
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LimitDirectMemory true DEFAULT DEFAULT+1M" |
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${TESTJAVA}/bin/java -XX:MaxDirectMemorySize=$* -cp ${TESTCLASSES} \ |
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LimitDirectMemory true DEFAULT DEFAULT+1M > ${TMP1} 2>&1 |
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cat ${TMP1} |
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cat ${TMP1} | grep -s "Unrecognized VM option: \'MaxDirectMemorySize=" |
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if [ $? -ne 0 ] |
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then echo "--- failed as expected" |
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else |
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echo "--- failed" |
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exit 1 |
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fi |
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} |
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# $java LimitDirectMemory throwp fill_direct_memory size_per_buffer |
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# Memory is properly limited using multiple buffers. |
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runTest -XX:MaxDirectMemorySize=10 -cp ${TESTCLASSES} LimitDirectMemory true 10 1 |
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runTest -XX:MaxDirectMemorySize=1k -cp ${TESTCLASSES} LimitDirectMemory true 1k 100 |
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runTest -XX:MaxDirectMemorySize=10m -cp ${TESTCLASSES} LimitDirectMemory true 10m 10m |
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# We can increase the amount of available memory. |
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runTest -XX:MaxDirectMemorySize=65M -cp ${TESTCLASSES} \ |
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LimitDirectMemory false 64M 65M |
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# Exactly the default amount of memory is available. |
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runTest -cp ${TESTCLASSES} LimitDirectMemory false 10 1 |
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runTest -Xmx64m -cp ${TESTCLASSES} LimitDirectMemory false 0 DEFAULT |
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runTest -Xmx64m -cp ${TESTCLASSES} LimitDirectMemory true 0 DEFAULT+1 |
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# We should be able to eliminate direct memory allocation entirely. |
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runTest -XX:MaxDirectMemorySize=0 -cp ${TESTCLASSES} LimitDirectMemory true 0 1 |
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# Setting the system property should not work so we should be able to allocate |
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# the default amount. |
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runTest -Dsun.nio.MaxDirectMemorySize=1K -Xmx64m -cp ${TESTCLASSES} \ |
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LimitDirectMemory false DEFAULT-1 DEFAULT/2 |
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# Various bad values fail to launch the VM. |
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launchFail foo |
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launchFail 10kmt |
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launchFail -1 |
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# Clean-up |
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rm ${TMP1} |