1 #!/bin/bash
   2 # Copyright (c) 2012, 2018, Oracle and/or its affiliates. All rights reserved.
   3 # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4 #
   5 # This code is free software; you can redistribute it and/or modify it
   6 # under the terms of the GNU General Public License version 2 only, as
   7 # published by the Free Software Foundation.
   8 #
   9 # This code is distributed in the hope that it will be useful, but WITHOUT
  10 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11 # FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12 # version 2 for more details (a copy is included in the LICENSE file that
  13 # accompanied this code).
  14 #
  15 # You should have received a copy of the GNU General Public License version
  16 # 2 along with this work; if not, write to the Free Software Foundation,
  17 # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18 #
  19 # Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20 # or visit www.oracle.com if you need additional information or have any
  21 # questions.
  22 
  23 JAVA="$TESTJAVA/bin/java"
  24 JAVA_OPTS="$TESTJAVAOPTS $TESTVMOPTS"
  25 
  26 if echo $JAVA_OPTS $_JAVA_OPTIONS | egrep '\-XX:\+Use[a-zA-Z0-9]+GC'; then
  27     echo Particular GC is enabled via flags. The test is useless.
  28     exit 0
  29 fi
  30 
  31 log=gcDetails.out
  32 $JAVA $JAVA_OPTS -XX:+UseParallelGC -Xlog:gc* -version >$log
  33 
  34 if ! grep PSYoungGen $log; then
  35     echo Default GC is not Parallel, the test is useless
  36     exit 0
  37 fi
  38 
  39 if grep ParOld $log; then
  40     echo ParallelOldGC was used by default. Test passed.
  41     exit 0
  42 else
  43     echo "ParallelOldGC wasn't used by default. TEST FAILED"
  44     exit 2
  45 fi