RandomAccessFile reader = null;
try {
reader = new RandomAccessFile("/proc/meminfo", "r");
long[] mems = new long[4];
for(int i=0; i<4; i++)
{
String load = reader.readLine();
String[] toks = load.split(":");
mems[i] = Long.parseLong(toks[1].replace("kB", "").trim());
}
long total = mems[0]/1024;
long free = (mems[1]+mems[2]+mems[3])/1024;
int rate = (int)((float)(total-free)/total*100);
Logger.d(TAG, "total "+total+" free "+free+" rate "+rate);
} catch (Exception e) {
e.printStackTrace();
} finally {
if (reader!=null)
{
try {
reader.close();
} catch (IOException e) {
e.printStackTrace();
}
}
}
2012-09-18
Get current/total memory usage of Android
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