NMC实践用友软件股份有限公司NMC实践单任务查看辅助余额表查询单线程查看联查业务并发任务相互关系查看等待事件相互阻塞分析等待事件获取数据库连接SQL翻译translatesql执行SQLexecsql读数据库结果集readresultset调用EJBexecnc.itf.******序列化SerializeObject往客户端写数据writetoclient调用masterbegincallmaster线程到数据库的映射mapthreadtodb回滚rollback提交commit等待事件相互阻塞分析进程分析中查看等待状态。java.io.ObjectStreamField.getName(ObjectStreamField.java:158)java.io.ObjectStreamClass$FieldReflectorKey.(ObjectStreamClass.java:2151)java.io.ObjectStreamClass.getReflector(ObjectStreamClass.java:2091)java.io.ObjectStreamClass.initNonProxy(ObjectStreamClass.java:641)java.io.ObjectInputStream.readNonProxyDesc(ObjectInputStream.java:1571)java.io.ObjectInputStream.readClassDesc(ObjectInputStream.java:1485)java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1718)java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1324)java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1927)java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1851)java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1738)java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1324)java.io.ObjectInputStream.readObject(ObjectInputStream.java:362)nc.bs.framework.comn.Result.readExternal(Result.java:36)java.io.ObjectInputStream.readExternalData(ObjectInputStream.java:1774)java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1736)java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1324)java.io.ObjectInputStream.readObject(ObjectInputStream.java:362)nc.bs.framework.comn.NetObjectInputStream.readObjectOverride(NetObjectInputStream.java:205)java.io.ObjectInputStream.readObject(ObjectInputStream.java:356)nc.bs.framework.comn.NetObjectInputStream.readObject(NetObjectInputStream.java:271)nc.bs.framework.comn.cli.JavaURLCommunicator.request(JavaURLCommunicator.java:64)nc.bs.framework.comn.cli.ClientProxyImpl.urlCall(ClientProxyImpl.java:184)nc.bs.framework.comn.cli.ClientProxyImpl.invoke(ClientProxyImpl.java:135)$Proxy10.getObjectByRealKey(UnknownSource)nc.bs.ntb.pub.EditControlManager.getLockInfoArray(EditControlManager.java:50)nc.impl.ntb.UtilImpl.getAllLockInfo(UtilImpl.java:100)nc.impl.ntb.UtilEJB.getAllLockInfo(UtilEJB.java:33)nc.itf.ntb.UtilEJBEjbBean.getAllLockInfo(UtilEJBEjbBean.java:61)nc.itf.ntb.EJSLocalStatelessnc_itf_ntb_UtilEJB_4b0342c7.getAllLockInfo(UnknownSource)sun.reflect.NativeMethodAccessorImpl.invoke0(NativeMethod)sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:64)sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)java.lang.reflect.Method.invoke(Method.java:615)nc.bs.framework.server.AbstractEJBToBServiceHandler.invoke(AbstractEJBToBServiceHandler.java:79)nc.bs.framework.server.AbstractEJBToBServiceHandler.invoke(AbstractEJBToBServiceHandler.java:54)$Proxy9.getAllLockInfo(UnknownSource)sun.reflect.NativeMethodAccessorImpl.invoke0(NativeMethod)sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:64)sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)java.lang.reflect.Method.invoke(Method.java:615)nc.bs.framework.comn.serv.ServiceDispatcher.invokeBeanMethod(ServiceDispatcher.java:325)nc.bs.framework.comn.serv.ServiceDispatcher.execCall(ServiceDispatcher.java:132)nc.bs.framework.comn.serv.CommonServletDispatcher.doGet(CommonServletDispatcher.java:76)nc.bs.framework.comn.serv.CommonServletDispatcher.doPost(CommonServletDispatcher.java:95)javax.servlet.http.HttpServlet.service(HttpServlet.java:763)javax.servlet.http.HttpServlet.service(HttpServlet.java:856)com.ibm.ws.webcontainer.servlet.ServletWrapper.service(ServletWrapper.java:989)com.ibm.ws.webcontainer.servlet.ServletWrapper.service(ServletWrapper.java:930)com.ibm.ws.webcontainer.filter.WebAppFilterChain.doFilter(WebAppFilterChain.java:145)nc.bs.framework.server.LoggerServletFilter.doFilter(LoggerServletFilter.java:32)com.ibm.ws.webcontainer.filter.FilterInstanceWrapper.doFilter(FilterInstanceWrapper.java:190)com.ibm.ws.webcontainer.filter.WebAppFilterChain.doFilter(WebAppFilterChain.java:130)com.ibm.ws.webcontainer.filter.WebAppFilterChain._doFilter(WebAppFilterChain.java:87)com.ibm.ws.webcontainer.filter.WebAppFilterManager.doFilter(WebAppFilterManager.java:761)com.ibm.ws.webcontainer.filter.WebAppFilterManager.doFilter(WebAppFilterManager.java:673)com.ibm.ws.webcontainer.servlet.ServletWrapper.handleRequest(ServletWrapper.java:498)com.ibm.ws.wswebcontainer.servlet.ServletWrapper.handleRequest(ServletWrapper.java:464)com.ibm.ws.webcontainer.servlet.CacheServletWrapper.handleRequest(CacheServletWrapper.java:90)com.ibm.ws.webcontainer.WebContainer.handleRequest(WebContainer.java:744)com.ibm.ws.wswebcontainer.WebContainer.handleRequest(WebContainer.java:1455)com.ibm.ws.webcontainer.channel.WCChannelLink.ready(WCChannelLink.java:113)com.ibm.ws.http.channel.inbound.impl.HttpInboundLink.handleDiscrimination(HttpInboundLink.java:454)com.ibm.ws.http.channel.inbound.impl.HttpInboundLink.handleNewInformation(HttpInboundLink.java:383)com.ibm.ws.http.channel.inbound.impl.HttpICLReadCallback.complete(HttpICLReadCallback.java:102)com.ibm.ws.tcp.channel.impl.AioReadCompletionListener.futureCompleted(AioReadCompletionListener.java:165)com.ibm.io.async.AbstractAsyncFuture.invokeCallback(AbstractAsyncFuture.java:217)com.ibm.io.async.AsyncChannelFuture.fireCompletionActions(AsyncChannelFuture.java:161)com.ibm.io.async.AsyncFuture.completed(AsyncFuture.java:136)com.ibm.io.async.ResultHandler.complete(ResultHandler.java:195)com.ibm.io.async.ResultHandler.runEventProcessingLoop(ResultHandler.java:743)com.ibm.io.async.ResultHandler$2.run(ResultHandler.java:873)com.ibm.ws.util.ThreadPool$Worker.run(ThreadPool.java:1469)相互阻塞分析生成javacore进行分析内存溢出后信息查看javacore、heapdump生成快照分析相互阻塞分析生成javacore进行分析供应链的查询快照分析日志数据库分析日志录制日志抽取日志分析日志录制用户用户AA数据库Step1遇到问题Step3将打包的日志发给服务中心Step4借助NMC日志分析找到问题优化step5反馈step2借助NMC录制日志研发人员日志抽取日志分析-对NC日志分析思路日志分析日志分析-主要的表SummaryNCLOG性能统计表LogdetailNCLOG明细表Jvmlogjvm日志表Cpulogcpu日志表Memorylog内存日志表Operator操作员信息表Onlineuser在线用户表Client客户端性能表Message消息表Snapshot快照表日志分析-日志数据库./logdb/logdb.mdf日志数据库，默认为ACCESS,可以选择oracle作为分析库。可直接删除./conf/resource/logdb.xml定义表结构./conf/resource/logdb.mdf原始日志库补丁工具使用补丁管理支持补丁上传，应用，回滚对服务器代码版本检查补丁管理NMCNC集群MasterncMem01ncMem02补丁.jar上传补丁档案库代码备份库回滚和备份补丁.jar补丁.jar应用补丁管理架构练习题练习一：单效率点查看收集效率慢的sql和线程信息。(截图)练习二：内存溢出后信息查看收集内存状态。（截图）收集快照信息。（截图）练习三：日志数据库分析日志抽取内存溢出过程中的日志。（日志文件）练习四：日志录制前台查询日志录制。（日志文件）练习五：补丁工具使用打补丁、应用补丁、回退补丁。（截图）
