feat: 优化设备状态更新事件处理,采用异步方式以提升性能,使用专用线程池避免HTTP请求阻塞,并记录处理耗时

This commit is contained in:
zyh
2025-10-03 11:20:03 +08:00
parent 4c4782b57f
commit 19a5fd715f
2 changed files with 77 additions and 4 deletions

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@@ -0,0 +1,65 @@
package com.gameplatform.server.config;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.scheduling.annotation.EnableAsync;
import org.springframework.scheduling.concurrent.ThreadPoolTaskExecutor;
import java.util.concurrent.Executor;
import java.util.concurrent.ThreadPoolExecutor;
/**
* 异步任务配置
* 用于设备检测等后台任务的异步处理
*/
@Configuration
@EnableAsync
public class AsyncConfig {
private static final Logger log = LoggerFactory.getLogger(AsyncConfig.class);
/**
* 设备检测专用线程池
* 避免阻塞HTTP请求处理线程
*/
@Bean(name = "deviceDetectionExecutor")
public Executor deviceDetectionExecutor() {
ThreadPoolTaskExecutor executor = new ThreadPoolTaskExecutor();
// 核心线程数根据设备数量调整建议2-4个
executor.setCorePoolSize(3);
// 最大线程数:高峰时可扩展
executor.setMaxPoolSize(10);
// 队列容量:允许排队的任务数
executor.setQueueCapacity(100);
// 线程名称前缀,方便日志追踪
executor.setThreadNamePrefix("DeviceDetect-");
// 拒绝策略:队列满时由调用线程执行,确保任务不丢失
executor.setRejectedExecutionHandler(new ThreadPoolExecutor.CallerRunsPolicy());
// 线程空闲时间(秒)
executor.setKeepAliveSeconds(60);
// 允许核心线程超时
executor.setAllowCoreThreadTimeOut(true);
// 等待任务完成后再关闭
executor.setWaitForTasksToCompleteOnShutdown(true);
// 关闭等待时间(秒)
executor.setAwaitTerminationSeconds(60);
executor.initialize();
log.info("设备检测线程池已初始化: coreSize={}, maxSize={}, queueCapacity={}",
executor.getCorePoolSize(), executor.getMaxPoolSize(), executor.getQueueCapacity());
return executor;
}
}

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@@ -11,6 +11,7 @@ import org.slf4j.LoggerFactory;
import org.springframework.context.event.EventListener; import org.springframework.context.event.EventListener;
import org.springframework.dao.CannotAcquireLockException; import org.springframework.dao.CannotAcquireLockException;
import org.springframework.scheduling.annotation.Async;
import org.springframework.stereotype.Service; import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional; import org.springframework.transaction.annotation.Transactional;
@@ -187,17 +188,24 @@ public class DeviceTaskUpdateService {
} }
/** /**
* 监听设备状态更新事件 - 优化版本 * 监听设备状态更新事件 - 异步处理版本
* 移除事务注解,避免长事务导致的锁等待 * 使用专用线程池避免阻塞HTTP请求线程
* @param event 设备状态更新事件 * @param event 设备状态更新事件
*/ */
@Async("deviceDetectionExecutor")
@EventListener @EventListener
public void handleDeviceStatusUpdatedEvent(DeviceStatusUpdatedEvent event) { public void handleDeviceStatusUpdatedEvent(DeviceStatusUpdatedEvent event) {
log.debug("收到设备状态更新事件,开始处理任务更新"); String threadName = Thread.currentThread().getName();
log.info("收到设备状态更新事件,开始异步处理任务更新 [线程: {}]", threadName);
long startTime = System.currentTimeMillis();
try { try {
batchUpdateTasksByDeviceStatus(event.getDeviceStatus()); batchUpdateTasksByDeviceStatus(event.getDeviceStatus());
long duration = System.currentTimeMillis() - startTime;
log.info("设备状态更新处理完成,耗时: {} ms [线程: {}]", duration, threadName);
} catch (Exception e) { } catch (Exception e) {
log.error("处理设备状态更新事件时发生异常", e); long duration = System.currentTimeMillis() - startTime;
log.error("处理设备状态更新事件时发生异常,耗时: {} ms [线程: {}]", duration, threadName, e);
} }
} }
} }