public static void main(String[] args) {
int depth = 13;
try {
depth = Integer.parseInt(args[0]);
} catch (final Exception e) {
}
int _power = 1;
try {
_power = Integer.parseInt(args[1]);
} catch (final Exception e) {
}
final int power = _power;
if (System.getProperty(Configuration.APGAS_PLACES) == null) {
System.setProperty(Configuration.APGAS_PLACES, "2");
}
System.setProperty(Configuration.APGAS_THREADS, "" + ((1 << power) + 1));
final boolean resilient = Boolean.getBoolean(Configuration.APGAS_RESILIENT);
final int maxPlaces = places().size();
final MessageDigest md = UTS.encoder();
System.out.println("Warmup...");
final UTS tmp = new UTS(64);
tmp.seed(md, 19, depth - 2);
finish(() -> ResilientUTS.step(explode(tmp), -1, power, resilient));
System.out.println("Starting...");
Long time = -System.nanoTime();
final UTS bag = new UTS(64);
bag.seed(md, 19, depth);
List<UTS> bags = explode(bag);
int wave = 0;
while (bags.get(0).size > 0) {
final int w = wave++;
final List<UTS> b = bags;
System.out.println("Wave: " + w);
try {
bags = finish(() -> ResilientUTS.step(b, w, power, resilient));
} catch (final DeadPlacesException e) {
}
}
time += System.nanoTime();
System.out.println("Finished.");
System.out.println(
"Depth: "
+ depth
+ ", Places: "
+ maxPlaces
+ ", Waves: "
+ wave
+ ", Performance: "
+ bags.get(0).count
+ "/"
+ UTS.sub("" + time / 1e9, 0, 6)
+ " = "
+ UTS.sub("" + (bags.get(0).count / (time / 1e3)), 0, 6)
+ "M nodes/s");
}
public static List<UTS> step(List<UTS> bags, int wave, int power, boolean resilient) {
final Place[] group = places().toArray(new Place[0]);
while (bags.size() > (group.length << power)) {
final UTS b = bags.remove(bags.size() - 1);
bags.get(0).merge(b);
bags.get(0).count += b.count;
}
final int s = bags.size();
final int r = (group.length << power) / s;
final ResilientUTS uts =
PlaceLocalObject.make(
Arrays.asList(group), () -> new ResilientUTS(wave, group, power, s, r, resilient));
if (resilient) {
for (int i = 0; i < s; i++) {
uts.map.set(i * r, bags.get(i));
}
}
try {
finish(
() -> {
for (int i = 1; i < s; i++) {
final UTS bag = bags.get(i);
uts.myAsyncAt(
i * r,
w -> {
w.bag.count = bag.count;
w.lifelinedeal(bag);
});
}
uts.workers[0].bag.count = bags.get(0).count;
uts.workers[0].lifelinedeal(bags.get(0));
});
} catch (final DeadPlacesException e) {
}
final UTS bag = new UTS();
final List<UTS> l = new ArrayList<>();
if (resilient) {
final Collection<UTS> values =
uts.hz.executeTransaction(
(TransactionalTaskContext context) -> {
return context.<Integer, UTS>getMap("map" + wave).values();
});
for (final UTS b : values) {
if (b.size > 0) {
l.add(b);
} else {
bag.count += b.count;
}
}
} else {
for (final Place p : group) {
bag.count +=
at(
p,
() -> {
long count = 0;
for (int i = 0; i < 1 << power; i++) {
count += uts.workers[i].bag.count;
}
return count;
});
}
}
if (!l.isEmpty()) {
l.get(0).count += bag.count;
} else {
l.add(bag);
}
return l;
}
