private synchronized void shutdown() {
if (!exe.isShutdown()) {
freeCUObjectsMemory();
}
exe.shutdown();
try {
System.err.println(
"cuda device " + Id + " freed ? " + exe.awaitTermination(10, TimeUnit.SECONDS));
} catch (InterruptedException e) {
e.printStackTrace();
}
}
/** Stop the executors and clean memory on registered CUObject */
public static synchronized void freeMemory() {
for (CudaEngine ce : cudaEngines.values()) {
ce.freeCUObjectsMemory();
}
}