1 #!/bin/sh |
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2 |
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3 # |
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4 # Copyright (c) 2002, 2010, Oracle and/or its affiliates. All rights reserved. |
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5 # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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6 # |
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7 # This code is free software; you can redistribute it and/or modify it |
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8 # under the terms of the GNU General Public License version 2 only, as |
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9 # published by the Free Software Foundation. |
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10 # |
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11 # This code is distributed in the hope that it will be useful, but WITHOUT |
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12 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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13 # FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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14 # version 2 for more details (a copy is included in the LICENSE file that |
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15 # accompanied this code). |
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16 # |
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17 # You should have received a copy of the GNU General Public License version |
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18 # 2 along with this work; if not, write to the Free Software Foundation, |
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19 # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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20 # |
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21 # Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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22 # or visit www.oracle.com if you need additional information or have any |
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23 # questions. |
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24 # |
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25 |
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26 # @test |
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27 # @bug 4627316 6743526 |
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28 # @summary Test option to limit direct memory allocation |
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29 # |
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30 # @requires (os.arch == "x86_64") | (os.arch == "amd64") | (os.arch == "sparcv9") |
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31 # @build LimitDirectMemory |
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32 # @run shell LimitDirectMemory.sh |
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33 |
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34 TMP1=tmp_$$ |
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35 |
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36 runTest() { |
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37 echo "Testing: $*" |
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38 ${TESTJAVA}/bin/java ${TESTVMOPTS} $* |
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39 if [ $? -eq 0 ] |
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40 then echo "--- passed as expected" |
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41 else |
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42 echo "--- failed" |
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43 exit 1 |
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44 fi |
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45 } |
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46 |
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47 |
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48 launchFail() { |
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49 echo "Testing: -XX:MaxDirectMemorySize=$* -cp ${TESTCLASSES} \ |
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50 LimitDirectMemory true DEFAULT DEFAULT+1M" |
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51 ${TESTJAVA}/bin/java ${TESTVMOPTS} -XX:MaxDirectMemorySize=$* -cp ${TESTCLASSES} \ |
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52 LimitDirectMemory true DEFAULT DEFAULT+1M > ${TMP1} 2>&1 |
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53 cat ${TMP1} |
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54 cat ${TMP1} | grep -s "Unrecognized VM option: \'MaxDirectMemorySize=" |
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55 if [ $? -ne 0 ] |
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56 then echo "--- failed as expected" |
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57 else |
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58 echo "--- failed" |
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59 exit 1 |
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60 fi |
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61 } |
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62 |
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63 # $java LimitDirectMemory throwp fill_direct_memory size_per_buffer |
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64 |
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65 # Memory is properly limited using multiple buffers. |
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66 runTest -XX:MaxDirectMemorySize=10 -cp ${TESTCLASSES} LimitDirectMemory true 10 1 |
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67 runTest -XX:MaxDirectMemorySize=1k -cp ${TESTCLASSES} LimitDirectMemory true 1k 100 |
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68 runTest -XX:MaxDirectMemorySize=10m -cp ${TESTCLASSES} LimitDirectMemory true 10m 10m |
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69 |
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70 # We can increase the amount of available memory. |
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71 runTest -XX:MaxDirectMemorySize=65M -cp ${TESTCLASSES} \ |
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72 LimitDirectMemory false 64M 65M |
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73 |
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74 # Exactly the default amount of memory is available. |
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75 runTest -cp ${TESTCLASSES} LimitDirectMemory false 10 1 |
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76 runTest -Xmx64m -cp ${TESTCLASSES} LimitDirectMemory false 0 DEFAULT |
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77 runTest -Xmx64m -cp ${TESTCLASSES} LimitDirectMemory true 0 DEFAULT+1 |
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78 |
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79 # We should be able to eliminate direct memory allocation entirely. |
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80 runTest -XX:MaxDirectMemorySize=0 -cp ${TESTCLASSES} LimitDirectMemory true 0 1 |
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81 |
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82 # Setting the system property should not work so we should be able to allocate |
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83 # the default amount. |
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84 runTest -Dsun.nio.MaxDirectMemorySize=1K -Xmx64m -cp ${TESTCLASSES} \ |
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85 LimitDirectMemory false DEFAULT-1 DEFAULT/2 |
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86 |
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87 # Various bad values fail to launch the VM. |
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88 launchFail foo |
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89 launchFail 10kmt |
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90 launchFail -1 |
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91 |
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92 # Clean-up |
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93 rm ${TMP1} |
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