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delete SetQueue

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Jesse Boyd 2019-07-12 01:41:54 +10:00
parent cf09ca7f37
commit d6a8e9738a
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2 changed files with 60 additions and 448 deletions
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60
worldedit-core/src/main/java/com/boydti/fawe/beta/implementation/QueueHandler.java
View File

@ -10,6 +10,7 @@ import com.boydti.fawe.beta.Trimable;
import com.boydti.fawe.config.Settings;
import com.boydti.fawe.object.collection.IterableThreadLocal;
import com.boydti.fawe.util.MemUtil;
import com.boydti.fawe.util.SetQueue;
import com.boydti.fawe.util.TaskManager;
import com.boydti.fawe.wrappers.WorldWrapper;
import com.sk89q.worldedit.math.BlockVector2;
@ -51,11 +52,61 @@ public abstract class QueueHandler implements Trimable, Runnable {
TaskManager.IMP.repeat(this, 1);
}
/**
* Used to calculate elapsed time in milliseconds and ensure block placement doesn't lag the server
*/
private long last;
private long allocate = 50;
private double targetTPS = 18;
@Override
public void run() {
if (!Fawe.isMainThread()) {
throw new IllegalStateException("Not main thread");
}
if (!syncTasks.isEmpty()) {
long now = System.currentTimeMillis();
targetTPS = 18 - Math.max(Settings.IMP.QUEUE.EXTRA_TIME_MS * 0.05, 0);
long diff = (50 + this.last) - (this.last = now);
long absDiff = Math.abs(diff);
if (diff == 0) {
allocate = Math.min(50, allocate + 1);
} else if (diff < 0) {
allocate = Math.max(5, allocate + diff);
} else if (!Fawe.get().getTimer().isAbove(targetTPS)) {
allocate = Math.max(5, allocate - 1);
}
long currentAllocate = allocate - absDiff;
if (!MemUtil.isMemoryFree()) {
// TODO reduce mem usage
}
long taskAllocate = currentAllocate;
boolean wait = false;
do {
Runnable task = syncTasks.poll();
if (task == null) {
if (wait) {
synchronized (syncTasks) {
try {
syncTasks.wait(1);
} catch (InterruptedException e) {
e.printStackTrace();
}
}
task = syncTasks.poll();
wait = false;
} else {
break;
}
}
if (task != null) {
task.run();
wait = true;
}
} while (System.currentTimeMillis() - now < taskAllocate);
}
while (!syncTasks.isEmpty()) {
final FutureTask task = syncTasks.poll();
if (task != null) task.run();
@ -77,21 +128,30 @@ public abstract class QueueHandler implements Trimable, Runnable {
public <T> Future<T> sync(final Runnable run, final T value) {
final FutureTask<T> result = new FutureTask<>(run, value);
syncTasks.add(result);
notifySync();
return result;
}
public <T> Future<T> sync(final Runnable run) {
final FutureTask<T> result = new FutureTask<>(run, null);
syncTasks.add(result);
notifySync();
return result;
}
public <T> Future<T> sync(final Callable<T> call) {
final FutureTask<T> result = new FutureTask<>(call);
syncTasks.add(result);
notifySync();
return result;
}
private void notifySync() {
synchronized (syncTasks) {
syncTasks.notifyAll();
}
}
public <T extends Future<T>> T submit(final IChunk<T> chunk) {
if (MemUtil.isMemoryFree()) {
// return (T) forkJoinPoolSecondary.submit(chunk);

448
worldedit-core/src/main/java/com/boydti/fawe/util/SetQueue.java
View File

@ -1,448 +0,0 @@
package com.boydti.fawe.util;
import com.boydti.fawe.Fawe;
import com.boydti.fawe.config.Settings;
import com.boydti.fawe.object.FaweQueue;
import com.boydti.fawe.wrappers.WorldWrapper;
import com.sk89q.worldedit.world.World;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.ConcurrentModificationException;
import java.util.Iterator;
import java.util.concurrent.ConcurrentLinkedDeque;
import java.util.concurrent.ExecutorCompletionService;
import java.util.concurrent.ForkJoinPool;
import java.util.concurrent.TimeUnit;
public class SetQueue {
/**
* The implementation specific queue
*/
public static final SetQueue IMP = new SetQueue();
private double targetTPS = 18;
public enum QueueStage {
INACTIVE, ACTIVE, NONE;
}
private final ConcurrentLinkedDeque<FaweQueue> activeQueues;
private final ConcurrentLinkedDeque<FaweQueue> inactiveQueues;
private final ConcurrentLinkedDeque<Runnable> tasks;
/**
* Used to calculate elapsed time in milliseconds and ensure block placement doesn't lag the server
*/
private long last;
private long allocate = 50;
private long lastSuccess;
/**
* A queue of tasks that will run when the queue is empty
*/
private final ConcurrentLinkedDeque<Runnable> emptyTasks = new ConcurrentLinkedDeque<>();
private ForkJoinPool pool = new ForkJoinPool();
private ExecutorCompletionService completer = new ExecutorCompletionService(pool);
/**
* @return ForkJoinPool
* @see TaskManager#getPublicForkJoinPool()
*/
@Deprecated
public ExecutorCompletionService getCompleterService() {
return completer;
}
@Deprecated
public ForkJoinPool getForkJoinPool() {
return pool;
}
public void runMiscTasks() {
while (Fawe.get().getTimer().isAbove(targetTPS)) {
Runnable task = tasks.poll();
if (task != null) {
task.run();
} else {
break;
}
}
}
public SetQueue() {
tasks = new ConcurrentLinkedDeque<>();
activeQueues = new ConcurrentLinkedDeque<>();
inactiveQueues = new ConcurrentLinkedDeque<>();
if (TaskManager.IMP == null) return;
TaskManager.IMP.repeat(() -> {
try {
long now = System.currentTimeMillis();
boolean empty = (inactiveQueues.isEmpty() && activeQueues.isEmpty());
boolean emptyTasks = tasks.isEmpty();
if (emptyTasks && empty) {
last = now;
runEmptyTasks();
return;
}
targetTPS = 18 - Math.max(Settings.IMP.QUEUE.EXTRA_TIME_MS * 0.05, 0);
long diff = (50 + SetQueue.this.last) - (SetQueue.this.last = now);
long absDiff = Math.abs(diff);
if (diff == 0) {
allocate = Math.min(50, allocate + 1);
} else if (diff < 0) {
allocate = Math.max(5, allocate + diff);
} else if (!Fawe.get().getTimer().isAbove(targetTPS)) {
allocate = Math.max(5, allocate - 1);
}
long currentAllocate = allocate - absDiff;
if (!emptyTasks) {
long taskAllocate = activeQueues.isEmpty() ? currentAllocate : 1 + (currentAllocate >> 1);
long used = 0;
boolean wait = false;
do {
Runnable task = tasks.poll();
if (task == null) {
if (wait) {
synchronized (tasks) {
tasks.wait(1);
}
task = tasks.poll();
wait = false;
} else {
break;
}
}
if (task != null) {
task.run();
wait = true;
}
} while ((used = System.currentTimeMillis() - now) < taskAllocate);
currentAllocate -= used;
}
if (empty) {
runEmptyTasks();
return;
}
if (!MemUtil.isMemoryFree()) {
final int mem = MemUtil.calculateMemory();
if (mem != Integer.MAX_VALUE) {
allocate = Math.max(5, allocate - 1);
if ((mem <= 1) && Settings.IMP.PREVENT_CRASHES) {
for (FaweQueue queue : getAllQueues()) {
queue.saveMemory();
}
return;
}
if (SetQueue.this.forceChunkSet()) {
System.gc();
} else {
SetQueue.this.runEmptyTasks();
}
return;
}
}
FaweQueue queue = getNextQueue();
if (queue == null) {
return;
}
long time = (long) Settings.IMP.QUEUE.EXTRA_TIME_MS + currentAllocate - System.currentTimeMillis() + now;
// Disable the async catcher as it can't discern async vs parallel
boolean parallel = Settings.IMP.QUEUE.PARALLEL_THREADS > 1;
queue.startSet(parallel);
try {
if (!queue.next(Settings.IMP.QUEUE.PARALLEL_THREADS, time) && queue.getStage() == QueueStage.ACTIVE) {
queue.setStage(QueueStage.NONE);
queue.runTasks();
}
} catch (Throwable e) {
pool.awaitQuiescence(Settings.IMP.QUEUE.DISCARD_AFTER_MS, TimeUnit.MILLISECONDS);
completer = new ExecutorCompletionService(pool);
e.printStackTrace();
}
if (pool.getQueuedSubmissionCount() != 0 || pool.getRunningThreadCount() != 0 || pool.getQueuedTaskCount() != 0) {
// if (Fawe.get().isJava8())
{
pool.awaitQuiescence(Long.MAX_VALUE, TimeUnit.MILLISECONDS);
}
// else {
// pool.shutdown();
// pool.awaitTermination(Long.MAX_VALUE, TimeUnit.MILLISECONDS);
// pool = new ForkJoinPool();
// completer = new ExecutorCompletionService(pool);
// }
}
queue.endSet(parallel);
} catch (Throwable e) {
e.printStackTrace();
}
}, 1);
}
public QueueStage getStage(FaweQueue queue) {
return queue.getStage();
}
public boolean isStage(FaweQueue queue, QueueStage stage) {
switch (stage) {
case ACTIVE:
return activeQueues.contains(queue);
case INACTIVE:
return inactiveQueues.contains(queue);
case NONE:
return !activeQueues.contains(queue) && !inactiveQueues.contains(queue);
}
return false;
}
public boolean enqueue(FaweQueue queue) {
queue.setStage(QueueStage.ACTIVE);
inactiveQueues.remove(queue);
if (queue.size() > 0) {
if (!activeQueues.contains(queue)) {
queue.optimize();
activeQueues.add(queue);
}
return true;
}
return false;
}
public void dequeue(FaweQueue queue) {
queue.setStage(QueueStage.NONE);
inactiveQueues.remove(queue);
activeQueues.remove(queue);
queue.runTasks();
}
public Collection<FaweQueue> getAllQueues() {
ArrayList<FaweQueue> list = new ArrayList<>(activeQueues.size() + inactiveQueues.size());
list.addAll(inactiveQueues);
list.addAll(activeQueues);
return list;
}
public Collection<FaweQueue> getActiveQueues() {
return Collections.unmodifiableCollection(activeQueues);
}
public Collection<FaweQueue> getInactiveQueues() {
return Collections.unmodifiableCollection(inactiveQueues);
}
public FaweQueue getNewQueue(World world, boolean fast, boolean autoqueue) {
world = WorldWrapper.unwrap(world);
if (world instanceof FaweQueue) return (FaweQueue) world;
FaweQueue queue = Fawe.imp().getNewQueue(world, fast);
if (autoqueue) {
queue.setStage(QueueStage.INACTIVE);
inactiveQueues.add(queue);
}
return queue;
}
public FaweQueue getNewQueue(String world, boolean fast, boolean autoqueue) {
FaweQueue queue = Fawe.imp().getNewQueue(world, fast);
if (autoqueue) {
queue.setStage(QueueStage.INACTIVE);
inactiveQueues.add(queue);
}
return queue;
}
public void flush(FaweQueue queue) {
int parallelThreads;
if (Fawe.isMainThread()) {
parallelThreads = Settings.IMP.QUEUE.PARALLEL_THREADS;
Settings.IMP.QUEUE.PARALLEL_THREADS = 1;
} else {
parallelThreads = 0;
}
try {
queue.startSet(Settings.IMP.QUEUE.PARALLEL_THREADS > 1);
queue.next(Settings.IMP.QUEUE.PARALLEL_THREADS, Long.MAX_VALUE);
} catch (Throwable e) {
pool.awaitQuiescence(Settings.IMP.QUEUE.DISCARD_AFTER_MS, TimeUnit.MILLISECONDS);
completer = new ExecutorCompletionService(pool);
e.printStackTrace();
} finally {
queue.endSet(Settings.IMP.QUEUE.PARALLEL_THREADS > 1);
queue.setStage(QueueStage.NONE);
queue.runTasks();
if (parallelThreads != 0) {
Settings.IMP.QUEUE.PARALLEL_THREADS = parallelThreads;
}
}
}
public FaweQueue getNextQueue() {
long now = System.currentTimeMillis();
while (!activeQueues.isEmpty()) {
FaweQueue queue = activeQueues.peek();
if (queue != null && queue.size() > 0) {
queue.setModified(now);
return queue;
} else {
queue.setStage(QueueStage.NONE);
queue.runTasks();
activeQueues.poll();
}
}
int size = inactiveQueues.size();
if (size > 0) {
Iterator<FaweQueue> iter = inactiveQueues.iterator();
try {
int total = 0;
FaweQueue firstNonEmpty = null;
while (iter.hasNext()) {
FaweQueue queue = iter.next();
long age = now - queue.getModified();
total += queue.size();
if (queue.size() == 0) {
if (age > Settings.IMP.QUEUE.DISCARD_AFTER_MS) {
queue.setStage(QueueStage.NONE);
queue.runTasks();
iter.remove();
}
continue;
}
if (firstNonEmpty == null) {
firstNonEmpty = queue;
}
if (total > Settings.IMP.QUEUE.TARGET_SIZE) {
firstNonEmpty.setModified(now);
return firstNonEmpty;
}
if (age > Settings.IMP.QUEUE.MAX_WAIT_MS) {
queue.setModified(now);
return queue;
}
}
} catch (ConcurrentModificationException e) {
e.printStackTrace();
}
}
return null;
}
public boolean next() {
while (activeQueues.size() > 0) {
FaweQueue queue = activeQueues.poll();
if (queue != null) {
final boolean set = queue.next();
if (set) {
activeQueues.add(queue);
return set;
} else {
queue.setStage(QueueStage.NONE);
queue.runTasks();
}
}
}
if (inactiveQueues.size() > 0) {
ArrayList<FaweQueue> tmp = new ArrayList<>(inactiveQueues);
if (Settings.IMP.QUEUE.MAX_WAIT_MS != -1) {
long now = System.currentTimeMillis();
if (lastSuccess == 0) {
lastSuccess = now;
}
long diff = now - lastSuccess;
if (diff > Settings.IMP.QUEUE.MAX_WAIT_MS) {
for (FaweQueue queue : tmp) {
boolean result = queue.next();
if (result) {
return result;
}
}
if (diff > Settings.IMP.QUEUE.DISCARD_AFTER_MS) {
// These edits never finished
for (FaweQueue queue : tmp) {
queue.setStage(QueueStage.NONE);
queue.runTasks();
}
inactiveQueues.clear();
}
return false;
}
}
if (Settings.IMP.QUEUE.TARGET_SIZE != -1) {
int total = 0;
for (FaweQueue queue : tmp) {
total += queue.size();
}
if (total > Settings.IMP.QUEUE.TARGET_SIZE) {
for (FaweQueue queue : tmp) {
boolean result = queue.next();
if (result) {
return result;
}
}
}
}
}
return false;
}
public boolean forceChunkSet() {
return next();
}
/**
* Is the this empty
*
* @return
*/
public boolean isEmpty() {
return activeQueues.size() == 0 && inactiveQueues.size() == 0;
}
public void addTask(Runnable whenFree) {
tasks.add(whenFree);
synchronized (tasks) {
tasks.notifyAll();
}
}
/**
* Add a task to run when it is empty
*
* @param whenDone
* @return
*/
public boolean addEmptyTask(final Runnable whenDone) {
if (this.isEmpty()) {
// Run
this.runEmptyTasks();
if (whenDone != null) {
whenDone.run();
}
return true;
}
if (whenDone != null) {
this.emptyTasks.add(whenDone);
}
return false;
}
private synchronized boolean runEmptyTasks() {
if (this.emptyTasks.isEmpty()) {
return false;
}
final ConcurrentLinkedDeque<Runnable> tmp = new ConcurrentLinkedDeque<>(this.emptyTasks);
this.emptyTasks.clear();
for (final Runnable runnable : tmp) {
runnable.run();
}
return true;
}
}