Java Utililty Methods Memory Free

List of utility methods to do Memory Free

  1. HOME
  2. Java
  3. M
  4. Memory Free

Description

The list of methods to do Memory Free are organized into topic(s).

Method

doublegetFreeMemoryInMb()
get Free Memory In Mb 
return Runtime.getRuntime().freeMemory() / MB_Numeral;
longgetFreeMemoryKb()
get Free Memory Kb 
return kb(Runtime.getRuntime().freeMemory());
longgetFreeMemoryMB()
get Free Memory MB 
long freeMemBytes = Runtime.getRuntime().freeMemory();
return freeMemBytes / (1024 * 1024);
longgetJavaFreeMemory()
Return total amount of free memory available to the JVM 
return Runtime.getRuntime().freeMemory();
longgetJvmFreeMemory()
get Jvm Free Memory 
return Runtime.getRuntime().freeMemory() / K2M;
longgetMemoryFree()
get Memory Free 
return Runtime.getRuntime().freeMemory();
intgetMemoryFree()
Get the free memory in KB. 
collectGarbage();
Runtime rt = Runtime.getRuntime();
long mem = rt.freeMemory();
return (int) (mem >> 10);
longgetSystemFreeMemory()
get System Free Memory 
return Runtime.getRuntime().freeMemory();
int[]getTilesBasedOnFreeMemory(int rows, int cols)
Calculates optimal tile size for the actual free memory. 
long freeMemory = Runtime.getRuntime().freeMemory();
int tileSizeY = 256;
int tileSizeX = 256;
if (freeMemory > 8L * cols) {
    tileSizeX = cols;
    tileSizeY = (int) (freeMemory / 8) / cols;
    if (tileSizeY > rows) {
        tileSizeY = rows;
...
booleanhasFreeMemory(float margin)
has Free Memory 
return usedMemory() < (1f - margin) * ((float) maxMemory());