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1、IBM Software Group TXSeries for MultiplatformsIBMTXSeriesCICS和CTG产品概述 Still waters run deep.流静水深流静水深,人静心深人静心深 Where there is life, there is hope。有生命必有希望。有生命必有希望IBM Software Group TXSeries for Multiplatforms概要交易中间件的概念TXSeries产品的组成和发展规划IBM Software Group TXSeries for Multiplatforms 2006 IBM Corporatio
2、nVersion 11-May-2009交易中间件的概念IBM Software Group TXSeries for Multiplatforms中间件中间件定义：中间件是介于应用与操作系统之间的系统软件，是相关应用的基准平台。中间件的类型4TPM (Transaction Process Monitor)4MOM (Message Oriented Middleware)IBM Software Group TXSeries for MultiplatformsTPM中间件支持联机交易服务(OLTP)提供用户实时的交易请求与响应支持分布式交易服务支持多个数据源、异种数据源、和分布式协同应用
3、，支持两阶段提交IBM Software Group TXSeries for MultiplatformsCICS与X/OPEN两阶段提交协议CICS作为交易协调服务器(TM)。阶段一4记录Prepare 日志4给所有资源管理器发Prepare命令4收集返回的信息( Ready / Abort )阶段二4如果返回信息都是Ready记录Commit日志给所有资源管理器发Commit命令4如果返回信息中含有Abort 或超时记录Abort日志给返回Ready的资源管理器发Abort命令注：在同一个应用程序里，CICS可以操作多个数据源，并完成两阶段提交。IBM Software Group TX
4、Series for Multiplatforms三层次客户/服务系统IBM Software Group TXSeries for Multiplatforms基于TXSeries的三层应用开发环境IBM Software Group TXSeries for Multiplatforms 2006 IBM CorporationVersion 11-May-2009TXSeries产品的组成和发展规划IBM Software Group TXSeries for Multiplatforms分布式系统CICS (TXSeries)的历史1969年IBM CICS (Customer Inf
5、ormation Control System)第一版发布1993年IBM推出UNIX平台的CICS产品，最终命名为TXSeries1999年IBM发布WebSphere EE，即TXSeries 4.32002年IBM发布TXSeries 5.02004年IBM发布TXSeries 5.12005年IBM发布TXSeries 6.02006年11月IBM发布TXSeries 6.12007年12月IBM发布TXSeries 6.22009年3月IBM发布TXSeries 7.1IBM Software Group TXSeries for MultiplatformsTXSeries家族的主
6、力产品TXSeries for AixTXSeries for Sun SolarisTXSeries for HP-UXTXSeries for WinNT/WinXP/Win2000/Win2003注：CICS家族的主力产品CICS TS for z/OS是基础IBM Software Group TXSeries for MultiplatformsTXSeries和CTG/CUC产品系列的相关概念CICS Transaction Server CICS TSTXSeries CICS4CICS Region4RPC Client4Encina File Server - SFS4DCE
7、CICS Transaction Gateway CICS TG CTG4Client daemon4Gateway daemonCICS Universal Client CICS UC CUC4Client DaemonIBM Software Group TXSeries for MultiplatformsCTG/CUC与CICS RPC Client的差别对C/C+和COBOL语言程序来说，CTG/CUC与CICS RPC Client的头文件和库不同，不可混淆。请参见各自的示例程序。CICS RPC Client是TXSeries自带的组件，在TXSeries v6以后被淘汰，所以
8、不推荐使用。RPC client开发只支持ECI_VERSION_1 (使用eci_transid)，CUC/CTG开发支持ECI_VERSION_1A (使用eci_tpn)。CICS Transaction Gateway(CTG)包含了CUC和Java Gateway。CUC v6只支持最大32的MaxRequest，CTG v6支持最大10000的MaxRequest。IBM Software Group TXSeries for MultiplatformsTXSeries v5.x相对TXSeries v4.x的一些新特性TX5.0: XA RecoveryTX5.0: Termi
9、nal ID aliasingTX5.0: CICS IIOP ORB & JCICSTX5.1: IP Load BalancingTX5.1: 改进PD方法：Environment variables, tracefile, core file, 监测内存泄漏, CEMT, CSMT.out, ASRA/ASRB重启动cicsasTX5.1: 64位OS, region pool到2G, TX5.1: Timeout和purge的处理IBM Software Group TXSeries for Multiplatforms分布式系统CICS (TXSeries)的发展路线IBM Soft
10、ware Group TXSeries for MultiplatformsTXSeries for Multiplatforms v5.1EncinaCICSDCERPCSFSPPCSimplificationV6：产品组成大大简化Encina monitor, components and libraries removedEncina Structure File Server (SFS) and PPC Gateway (for SNA comms) renamed and integrated into CICS install imageDCE and RPC libraries
11、removedNew components, CICSIPC and SARPC created to replace some DCE functionTXSeries for Multiplatforms v6.1CICSSARPCSFSPPCCICSIPCIBM Software Group TXSeries for MultiplatformsV6: 安装大大简化(采用InstallShield)Common InstallShield for Multiplatforms process available on all platformsThree modes of install
12、ation: GUI, command-line Console, SilentRemoved SMIT (AIX) install optionSimplificationIBM Software Group TXSeries for MultiplatformsV6：基于Web的管理控制台EnhancedAdministrationFrame 2. All the servers; CICS regions, SFS servers and PPC gateways will be listed here in a tree structureFrame 3. Work area Fram
13、e. List and details of resources are displayed hereFrame 1. Banner and general information/linksUsers and administrators must fist authenticateIBM Software Group TXSeries for MultiplatformsTXSeries V6的其它改进Improved XA Resilience with Resource ManagersTXSeries Client Replaced by CICS Universal ClientN
14、ew Administration Commands (cicscp status, cicscp version, cicserr)IBM Software Group TXSeries for MultiplatformsTXSeries V7的改进Channels & Containers4Application development and maintenance is easier with the elimination of the 32K size limit of COMMAREA4Provides applications with enhanced data struc
15、turing and data transfer capabilityIPIC IP Interconnectivity4Provides IP based interoperability with CICS-TS.4Supports only DPL based communications and Synchronization Level 1. 4SSL based security support available using GSKitIsolation of Application and TXSeries internal memory4System memory prote
16、cted at boundaries with guard pagesTask history logging for each application server process4Logs history of all tasks executed in each application server processCICS Recovery improvements4CICS application manager handles recovery better. Recovery server comes up faster than beforeIBM Software Group TXSeries for MultiplatformsTXSeries (CICS)在在IBM SOA中的位置中的位置
