(FAQ)房地产售楼模块取出系统中全部房客关系，过滤结果集过大导致实例OOM宕机

(FAQ)房地产售楼模块取出系统中全部房客关系，过滤结果集过大导致实例OOM宕机
原因分析： 客户端取出了系统中全部房客关系，占用内存过大导致EASr内存溢出宕机。 对应javacore日志： "RPC-23" (TID:0x4A5AE900, sys_thread_t:0x4638F998, state:CW, native ID:0x00003760) prio=5 at com/kingdee/bos/metadata/entity/RelationshipInfo.isReverseLink(RelationshipInfo.java:444(Compiled Code)) at com/kingdee/bos/metadata/entity/RelationshipInfo.getChildObject(RelationshipInfo.java:503(Compiled Code)) at com/kingdee/bos/dao/ormapping/impl/ImplUtils.fillObjectValue(ImplUtils.java:463(Compiled Code)) at com/kingdee/bos/dao/ormapping/impl/EntityAccess.select(EntityAccess.java:318(Compiled Code)) at com/kingdee/bos/dao/ormapping/impl/ObjectReader.innerSelect(ObjectReader.java:199(Compiled Code)) at com/kingdee/bos/dao/ormapping/impl/ObjectReader.select(ObjectReader.java:119(Compiled Code)) at com/kingdee/bos/dao/ormapping/ORMappingDAO.innerGetCollection(ORMappingDAO.java:527(Compiled Code)) at com/kingdee/bos/dao/ormapping/ORMappingDAO.getCollection(ORMappingDAO.java:479(Compiled Code)) at com/kingdee/bos/framework/ejb/AbstractEntityControllerBean.innerGetCollection(AbstractEntityControllerBean.java:467(Compiled Code)) at com/kingdee/eas/framework/app/AbstractCoreBaseControllerBean._getCollection(AbstractCoreBaseControllerBean.java:306(Compiled Code)) at com/kingdee/eas/framework/app/AbstractObjectBaseControllerBean._getCollection(AbstractObjectBaseControllerBean.java:149(Compiled Code)) at com/kingdee/eas/framework/app/AbstractDataBaseControllerBean._getCollection(AbstractDataBaseControllerBean.java:218) at com/kingdee/eas/fdc/basedata/app/AbstractFDCDataBaseControllerBean._getCollection(AbstractFDCDataBaseControllerBean.java:417) at com/kingdee/eas/fdc/propertymgmt/app/AbstractPpmInforSettingControllerBean._getCollection(AbstractPpmInforSettingControllerBean.java:419) at com/kingdee/eas/fdc/propertymgmt/app/AbstractPpmInforSettingControllerBean.getPpmInforSettingCollection(AbstractPpmInforSettingControllerBean.java:407) at sun/reflect/NativeMethodAccessorImpl.invoke0(Native Method) at sun/reflect/NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:79(Compiled Code)) at sun/reflect/DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43(Compiled Code)) at java/lang/reflect/Method.invoke(Method.java:618(Compiled Code)) at com/kingdee/bos/transaction/EJBTxFacade/TxInvokerBean.invoke(TxInvokerBean.java:116(Compiled Code)) at com/kingdee/bos/transaction/EJBTxFacade/TxInvokerBean.INVOKE_SUPPORTS(TxInvokerBean.java:61(Compiled Code)) at com/kingdee/bos/transaction/EJBTxFacade/TxInvokerBean_LocalObjectImpl_2.INVOKE_SUPPORTS(Bytecode PC:4(Compiled Code)) at com/kingdee/bos/transaction/EJBTransactionProxy.invoke(EJBTransactionProxy.java:179(Compiled Code)) at com/kingdee/bos/transaction/EJBTransactionProxy.invoke(EJBTransactionProxy.java:324(Compiled Code)) at $Proxy163.getPpmInforSettingCollection(Bytecode PC:22) at com/kingdee/eas/fdc/propertymgmt/PpmInforSetting.getPpmInforSettingCollection(PpmInforSetting.java:278) at sun/reflect/NativeMethodAccessorImpl.invoke0(Native Method) at sun/reflect/NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:79(Compiled Code)) at sun/reflect/DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43(Compiled Code)) at java/lang/reflect/Method.invoke(Method.java:618(Compiled Code)) at com/kingdee/bos/Resp