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fix: PADDLING not work

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tjq 2024-11-06 23:23:52 +08:00
parent 0bb069fa5b
commit f9dd8d7713
2 changed files with 16 additions and 13 deletions
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2
powerjob-worker/pom.xml
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@ -10,7 +10,7 @@
<modelVersion>4.0.0</modelVersion>
<artifactId>powerjob-worker</artifactId>
<version>5.1.0-bugfix</version>
<version>5.1.0-bugfix2-SNAPSHOT</version>
<packaging>jar</packaging>
<properties>

27
powerjob-worker/src/main/java/tech/powerjob/worker/core/tracker/task/heavy/HeavyTaskTracker.java
View File

@ -41,6 +41,7 @@ import java.util.List;
import java.util.Map;
import java.util.Optional;
import java.util.concurrent.ScheduledExecutorService;
import java.util.concurrent.atomic.AtomicBoolean;
import java.util.concurrent.atomic.AtomicInteger;
/**
@ -478,6 +479,7 @@ public abstract class HeavyTaskTracker extends TaskTracker {
long currentDispatchNum = 0;
long maxDispatchNum = availablePtIps.size() * instanceInfo.getThreadConcurrency() * 2L;
AtomicInteger index = new AtomicInteger(0);
AtomicBoolean skipThisRound = new AtomicBoolean(false);
// 4. 循环查询数据库，获取需要派发的任务
while (maxDispatchNum > currentDispatchNum) {
@ -490,8 +492,15 @@ public abstract class HeavyTaskTracker extends TaskTracker {
// 获取 ProcessorTracker 地址，如果 Task 中自带了 Address，则使用该 Address
String ptAddress = task.getAddress();
if (StringUtils.isEmpty(ptAddress) || RemoteConstant.EMPTY_ADDRESS.equals(ptAddress)) {
if (taskNeedByPassTaskTracker(availablePtIps)) {
if (taskNeedByPassTaskTracker()) {
int loopTime = 0;
do {
loopTime++;
if (loopTime > 3) {
log.warn("[TaskTracker-{}] The cluster has no available workers other than master, so this round dispatch is skipped.", instanceId);
skipThisRound.set(true);
return;
}
ptAddress = availablePtIps.get(index.getAndIncrement() % availablePtIps.size());
} while (workerRuntime.getWorkerAddress().equals(ptAddress));
} else {
@ -501,6 +510,10 @@ public abstract class HeavyTaskTracker extends TaskTracker {
dispatchTask(task, ptAddress);
});
if (skipThisRound.get()) {
break;
}
// 数量不足 或 查询失败，则终止循环
if (needDispatchTasks.size() < dbQueryLimit) {
break;
@ -510,18 +523,8 @@ public abstract class HeavyTaskTracker extends TaskTracker {
log.debug("[TaskTracker-{}] dispatched {} tasks,using time {}.", instanceId, currentDispatchNum, stopwatch.stop());
}
/**
* padding的生效条件： 在map || mapReduce 的情况下， 且是该appId的worker是 非单机运行时，才生效。
* fix: 当该appId的worker是单机运行 且 padding时， 导致Dispatcher分发任务处于死循环中， 致使无法分发任务，状态一直为运行中，
* 且该线程不能通过停止任务的方式去停止，只能通过重启该work实例的方式释放该线程。
*/
private boolean taskNeedByPassTaskTracker(List<String> availablePtIps) {
private boolean taskNeedByPassTaskTracker() {
if (ExecuteType.MAP.equals(executeType) || ExecuteType.MAP_REDUCE.equals(executeType)) {
if (availablePtIps.size() <= 1) {
return false;
}
return TaskTrackerBehavior.PADDLING.getV().equals(advancedRuntimeConfig.getTaskTrackerBehavior());
}
return false;