我的网络应用程序在晚上运行工作!并且遇到问题!它使用了大量内存!
我用命令查找占用java资源的函数!
结果是:
[tomcat@uhzd006525 ~]$ jstack 2365 |grep 93f -A 30
- parking to wait for <0x00000007eac93f68> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
at org.apache.http.pool.PoolEntryFuture.await(PoolEntryFuture.java:131)
at org.apache.http.pool.AbstractConnPool.getPoolEntryBlocking(AbstractConnPool.java:281)
at org.apache.http.pool.AbstractConnPool.access$000(AbstractConnPool.java:62)
at org.apache.http.pool.AbstractConnPool$2.getPoolEntry(AbstractConnPool.java:176)
at org.apache.http.pool.AbstractConnPool$2.getPoolEntry(AbstractConnPool.java:172)
at org.apache.http.pool.PoolEntryFuture.get(PoolEntryFuture.java:100)
at org.apache.http.impl.conn.PoolingClientConnectionManager.leaseConnection(PoolingClientConnectionManager.java:212)
at org.apache.http.impl.conn.PoolingClientConnectionManager$1.getConnection(PoolingClientConnectionManager.java:199)
at org.apache.http.impl.client.DefaultRequestDirector.execute(DefaultRequestDirector.java:456)
at org.apache.http.impl.client.AbstractHttpClient.execute(AbstractHttpClient.java:906)
at org.apache.http.impl.client.AbstractHttpClient.execute(AbstractHttpClient.java:805)
at com.trendata.spider.PageGetter.getPageContent(PageGetter.java:262)
at com.trendata.spider.PageGetter.getTaobaoContent(PageGetter.java:376)
at com.trendata.taobao.MbpBkDataCreator.getBkMbpValue(MbpBkDataCreator.java:48)
at com.trendata.taobao.MbpBkDataCreator.getIntoStores(MbpBkDataCreator.java:106)
at com.trendata.service.impl.OddJobsServiceImpl.getLast7DaysIntoStore(OddJobsServiceImpl.java:448)
at sun.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:601)
at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:319)
at org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:183)
at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:150)
at com.trendata.service.interceptor.MethodCacheInterceptor.invoke(MethodCacheInterceptor.java:32)
at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)
at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:202)
at $Proxy144.getLast7DaysIntoStore(Unknown Source)
at sun.reflect.GeneratedMethodAccessor205.invoke(Unknown Source) …