标签:INFO 13 springboot Service oom 线程 TaskDataExec Async id
springboot @async线程池使用以及oom问题
声明线程池
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.ThreadPoolExecutor; @Configuration @EnableAsync public class ExecutorConfig1 { @Bean("taskExecutor") public ThreadPoolTaskExecutor threadPoolTaskExecutor() { ThreadPoolTaskExecutor threadPoolTaskExecutor = new ThreadPoolTaskExecutor(); threadPoolTaskExecutor.setCorePoolSize(10); threadPoolTaskExecutor.setMaxPoolSize(10); threadPoolTaskExecutor.setQueueCapacity(20); threadPoolTaskExecutor.setKeepAliveSeconds(3000); threadPoolTaskExecutor.setThreadNamePrefix("Async-Service-"); threadPoolTaskExecutor.setRejectedExecutionHandler(new ThreadPoolExecutor.CallerRunsPolicy()); return threadPoolTaskExecutor; } }
业务逻辑类
import org.springframework.beans.factory.annotation.Autowired; import org.springframework.stereotype.Component; import java.util.ArrayList; @Component public class QueryDataExec { @Autowired private TaskDataExec taskDataExec; public void execData() { ArrayList
逻辑执行类,注意@Asycn 的处理类不能和调用一个类
import org.slf4j.Logger; import org.slf4j.LoggerFactory; import org.springframework.scheduling.annotation.Async; import org.springframework.stereotype.Component; @Component public class TaskDataExec { Logger log = LoggerFactory.getLogger(TaskDataExec.class); @Async("taskExecutor") public void taskDataExec(String id) { log.info("开始处理:" + id); log.info("完成处理:" + id); } }
测试类
import org.junit.jupiter.api.Test; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.boot.test.context.SpringBootTest; @SpringBootTest class UdpApplicationTests { @Test void contextLoads() { System.out.println("123"); } @Autowired private QueryDataExec queryDataExec; @Test public void dataExecTest() { queryDataExec.execData(); } }
效果,注意Async-Service后面的数字是对应的线程池
2021-04-13 16:17:19.290 INFO 7280 --- [Async-Service-1] com.udp.TaskDataExec : 开始处理:id-0 2021-04-13 16:17:19.291 INFO 7280 --- [Async-Service-1] com.udp.TaskDataExec : 完成处理:id-0 2021-04-13 16:17:19.292 INFO 7280 --- [Async-Service-3] com.udp.TaskDataExec : 开始处理:id-2 2021-04-13 16:17:19.292 INFO 7280 --- [Async-Service-3] com.udp.TaskDataExec : 完成处理:id-2 2021-04-13 16:17:19.303 INFO 7280 --- [Async-Service-2] com.udp.TaskDataExec : 开始处理:id-1 2021-04-13 16:17:19.303 INFO 7280 --- [Async-Service-2] com.udp.TaskDataExec : 完成处理:id-1 2021-04-13 16:17:19.304 INFO 7280 --- [Async-Service-4] com.udp.TaskDataExec : 开始处理:id-3 2021-04-13 16:17:19.306 INFO 7280 --- [Async-Service-4] com.udp.TaskDataExec : 完成处理:id-3 2021-04-13 16:17:19.309 INFO 7280 --- [Async-Service-5] com.udp.TaskDataExec : 开始处理:id-4 2021-04-13 16:17:19.309 INFO 7280 --- [Async-Service-5] com.udp.TaskDataExec : 完成处理:id-4 2021-04-13 16:17:19.312 INFO 7280 --- [Async-Service-6] com.udp.TaskDataExec : 开始处理:id-5 2021-04-13 16:17:19.312 INFO 7280 --- [Async-Service-6] com.udp.TaskDataExec : 完成处理:id-5 2021-04-13 16:17:19.315 INFO 7280 --- [Async-Service-7] com.udp.TaskDataExec : 开始处理:id-6 2021-04-13 16:17:19.316 INFO 7280 --- [Async-Service-7] com.udp.TaskDataExec : 完成处理:id-6 2021-04-13 16:17:19.316 INFO 7280 --- [sync-Service-10] com.udp.TaskDataExec : 开始处理:id-9 2021-04-13 16:17:19.316 INFO 7280 --- [sync-Service-10] com.udp.TaskDataExec : 完成处理:id-9 2021-04-13 16:17:19.316 INFO 7280 --- [Async-Service-8] com.udp.TaskDataExec : 开始处理:id-7 2021-04-13 16:17:19.317 INFO 7280 --- [Async-Service-8] com.udp.TaskDataExec : 完成处理:id-7 2021-04-13 16:17:19.318 INFO 7280 --- [Async-Service-9] com.udp.TaskDataExec : 开始处理:id-8 2021-04-13 16:17:19.318 INFO 7280 --- [Async-Service-9] com.udp.TaskDataExec : 完成处理:id-8
标签:INFO,13,springboot,Service,oom,线程,TaskDataExec,Async,id 来源: https://blog.51cto.com/u_12550160/2816582
本站声明: 1. iCode9 技术分享网(下文简称本站)提供的所有内容,仅供技术学习、探讨和分享; 2. 关于本站的所有留言、评论、转载及引用,纯属内容发起人的个人观点,与本站观点和立场无关; 3. 关于本站的所有言论和文字,纯属内容发起人的个人观点,与本站观点和立场无关; 4. 本站文章均是网友提供,不完全保证技术分享内容的完整性、准确性、时效性、风险性和版权归属;如您发现该文章侵犯了您的权益,可联系我们第一时间进行删除; 5. 本站为非盈利性的个人网站,所有内容不会用来进行牟利,也不会利用任何形式的广告来间接获益,纯粹是为了广大技术爱好者提供技术内容和技术思想的分享性交流网站。