C:\Work>dm
C:\Work>javac DynMem.java
C:\Work>java -server -Xmx15m DynMem
size=100 n=100000: 45.349 seconds
size=1000 n=10000: 9.828 seconds
size=10000 n=1000: 7.176 seconds
size=100000 n=100: 6.833 seconds
C:\Work>java -server -Xmx150m DynMem
size=100 n=100000: 3.354 seconds
size=1000 n=10000: 1.887 seconds
size=10000 n=1000: 1.56 seconds
size=100000 n=100: 1.716 seconds
C:\Work>java -server -Xmx1500m DynMem
size=100 n=100000: 1.95 seconds
size=1000 n=10000: 1.419 seconds
size=10000 n=1000: 0.998 seconds
size=100000 n=100: 0.968 seconds
C:\Work>java -server -Xmx15m -XX:-UseParallelGC DynMem
size=100 n=100000: 13.759 seconds
size=1000 n=10000: 7.005 seconds
size=10000 n=1000: 5.834 seconds
size=100000 n=100: 5.601 seconds
C:\Work>java -server -Xmx150m -XX:-UseParallelGC DynMem
size=100 n=100000: 2.87 seconds
size=1000 n=10000: 1.872 seconds
size=10000 n=1000: 1.357 seconds
size=100000 n=100: 1.56 seconds
C:\Work>java -server -Xmx1500m -XX:-UseParallelGC DynMem
size=100 n=100000: 2.387 seconds
size=1000 n=10000: 1.731 seconds
size=10000 n=1000: 1.28 seconds
size=100000 n=100: 1.482 seconds
C:\Work>java -server -Xmx15m -XX:-UseSerialGC DynMem
size=100 n=100000: 44.99 seconds
size=1000 n=10000: 9.938 seconds
size=10000 n=1000: 7.098 seconds
size=100000 n=100: 6.832 seconds
C:\Work>java -server -Xmx150m -XX:-UseSerialGC DynMem
size=100 n=100000: 2.824 seconds
size=1000 n=10000: 1.887 seconds
size=10000 n=1000: 1.529 seconds
size=100000 n=100: 1.716 seconds
C:\Work>java -server -Xmx1500m -XX:-UseSerialGC DynMem
size=100 n=100000: 1.95 seconds
size=1000 n=10000: 1.435 seconds
size=10000 n=1000: 1.029 seconds
size=100000 n=100: 1.014 seconds
C:\Work>g++ -O0 DynMem.cpp -o DynMem.exe
C:\Work>dynmem
size=100 n=100000: 13.026 seconds
size=1000 n=10000: 2.652 seconds
size=10000 n=1000: 0.842 seconds
size=100000 n=100: 0.156 seconds
C:\Work>g++ -O1 DynMem.cpp -o DynMem.exe
C:\Work>dynmem
size=100 n=100000: 12.885 seconds
size=1000 n=10000: 2.637 seconds
size=10000 n=1000: 0.826 seconds
size=100000 n=100: 0.156 seconds
C:\Work>g++ -O2 DynMem.cpp -o DynMem.exe
C:\Work>dynmem
size=100 n=100000: 12.698 seconds
size=1000 n=10000: 2.636 seconds
size=10000 n=1000: 0.827 seconds
size=100000 n=100: 0.141 seconds
C:\Work>g++ -O3 DynMem.cpp -o DynMem.exe
C:\Work>dynmem
size=100 n=100000: 12.698 seconds
size=1000 n=10000: 2.621 seconds
size=10000 n=1000: 0.827 seconds
size=100000 n=100: 0.156 seconds
C:\Work>g++ -O4 DynMem.cpp -o DynMem.exe
C:\Work>dynmem
size=100 n=100000: 12.698 seconds
size=1000 n=10000: 2.636 seconds
size=10000 n=1000: 0.827 seconds
size=100000 n=100: 0.141 seconds