make/autoconf/boot-jdk.m4

@@ -468,11 +468,11 @@
    BOOTCYCLE_JVM_ARGS_BIG=-Xms64M
  
    # Maximum amount of heap memory.
    JVM_HEAP_LIMIT_32="768"
    # Running a 64 bit JVM allows for and requires a bigger heap
-   JVM_HEAP_LIMIT_64="1600"
+   JVM_HEAP_LIMIT_64="3200"
    JVM_HEAP_LIMIT_GLOBAL=`expr $MEMORY_SIZE / 2`
    if test "$JVM_HEAP_LIMIT_GLOBAL" -lt "$JVM_HEAP_LIMIT_32"; then
      JVM_HEAP_LIMIT_32=$JVM_HEAP_LIMIT_GLOBAL
    fi
    if test "$JVM_HEAP_LIMIT_GLOBAL" -lt "$JVM_HEAP_LIMIT_64"; then