Evolution and process is an archival journal that publishes high quality, stateoftheart research and practice papers dealing with the. The capability maturity model integration cmmi helps organizations streamline process improvement, encouraging a productive, efficient culture that decreases risks in software. It describes full maintenance maturity models organized by levels 1, 2, and 3, which allow for benchmarking and continuous improvement paths. Adoptioncentric software maintenance process improvement. With our leading technology and certified methodology, the sig experts measure and analyze the source code.
Pdf on software maintenance process improvement based on. Maintenance processes provide needed activities and. On an average, the cost of software maintenance is more than 50% of all sdlc phases. This section describes the six software maintenance processes as. The problem analysis process includes checking validity, examining it and coming up with a solution and finally getting all the required support to apply for modification. Code clone is one of the factors that make software maintenance more. All purpose is to control and optimize the software process. This life cycle comprises seven phases, namely, problem identification, analysis, design, implementation, system testing, acceptance testing, and delivery phase. Evolution and process is an archival journal that publishes high quality, stateoftheart research and practice papers dealing with the conception, development. Code clone is one of the factors that make software maintenance more difficult.
It can take time to wrap their heads around the strange words and continuous process philosophy. Perfective maintenance is concerned with the change in the software that occurs while adding new functionalities in the software. Software process improvement projects are complex endeavors that generally will imply major organizational changes in people behaviors, replacing old habits by new more structured and. This comprises improvement in features and functions to make solution compatible with varying market environment. This book illustrates how process improvement models popular with software. Citeseerx on software maintenance process improvement based. But continuous improvement software makes the entire process simplified. The smdp addresses software processes, methods, organizational responsibilities. These individuals perform assessments of organizational. Define exactly the process and equipment reliability practices and principles to use. In maintenance management, bug fixing comes at priority to run the software seamlessly.
The software maintenance, which can last for 56 years or even decades after the development process, calls for an effective plan which can address the scope of software maintenance, the tailoring of the post deliverydeployment process, the designation of who will provide maintenance, and an estimate of the lifecycle costs. Any change to existing process activities causes turbulence in the organization, which can be a significant barrier to adoption of the quality improvement initiative. Introduction the continuous maintenance and evolution of largescale software systems is a constant challenge. The swcmm covers practices for planning, engineering, and managing software development and maintenance. The capability maturity model integration cmmi helps organizations streamline process improvement, encouraging a productive, efficient culture that decreases risks in software, product and.
Software maintenance and process improvement by cmmi. Continuous improvement software continual improvement platform. More mature software organizations, when following these key practices, are expected to be better able to meet their cost. Here are some maintenance resolutions to consider to improve your maintenance operations in the year to come. Improvement to the software maintenance process is. Citeseerx on software maintenance process improvement. Apqp a quality improvement process in maintenance management. Good practices that deliver better performance from production and maintenance.
Software maintenance in software engineering is the modification of a software product after delivery to correct faults, to improve performance or other attributes a common perception of. A study on estimating software maintenance found that the cost of maintenance is as high as 67% of the cost of entire software process cycle. Software maintenance management explores the domain of software maintenance management and provides road maps for improving software maintenance organizations. To help software process improvement, there are several models, such as cmm and iso. Now, two experts in the field explain how understanding software maintenance, implementing best practices, and improving its processes can. The journey to worldclass production performance is a partnership effort from the engineering, production and maintenance groups in an organisation. Evaluation and continuous improvement april, alain, abran, alain on. It alsoserves as a valuable textbook for advanced undergraduate and graduate courses in softwareengineering, software maintenance, software process improvement, and software benchmarking. Software is development design not production software technologies are human based there is a lack of models for reasoning about the process and product all software is not the same. In a nutshell, if any maintenance is done, or even if regular maintenance is done, testing becomes vital to improve the effectiveness of the support. An introduction slide 10 software process improvement models objective. This process contains search out for errors in code and correct. Sep 16, 2015 cmms software can help with this process.
At software improvement group, we help organizations turn their software into an enabler for growth by. The tools continuous improvement software for incremental wins. The software maintenance process model alain april1, jane huffman hayes. If your maintenance function is already doing the right work, and you are doing the work right, there are primarily three areas in which continuous improvement can further improve. Now, two experts in the field explain how understanding software maintenance, implementing best practices, and improving its processes can help software.
Preventive maintenance involves implementing changes to prevent the occurrence of errors. Dec 18, 2002 maintaining software systems is getting more complex and difficult task. Improvement to the software maintenance process is supported by specialized software maintenance capability maturity models see 6 and 7, which are briefly annotated in the further readings section. Concepts and practice software maintenance, it is the representation of those parts of the process specifically pertaining to the evolution of the software. Software maintenance and development plan for the emd project. Apqp advanced product quality planning is a framework of processes and ideas originally developed in the automobile industry to improve product quality. Evaluating the relationship between process improvement. This requirement emerges from the everincreasing demand for fast turnaround of maintenance services. This paper presents a quiescent, noninvasive, and adoptioncentric approach to process improvement for software maintenance. Pdf maintaining software systems is getting more complex and difficult task. It alsoserves as a valuable textbook for advanced undergraduate and graduate courses in softwareengineering, software maintenance, software process improvement, and software. A basic proposition of process assessment models is that higher process maturity is associated with improved project performance and product quality.
Capability maturity model cmm, ami, spice, bootstrap, trillium, iso 90003 standards. These products serve to automate processes that are added into the software suite. The journey to worldclass production performance is a. Adoptioncentric software maintenance process improvement via. This study evaluates the predictive validity of the capability maturity model cmm for software swcmm as applied to software maintenance. The software life cycle can be divided into two major. Corrective maintenance is concerned with fixing errors that are observed when the software is in use. The emd sdps software maintenance and development plan smdp, cdrl item 002, did emdsmdp2, defines the steps by which the development and maintenance of emd sdps software. Continuous improvement software continual improvement. The distribution of types of maintenance by type and by percentage of time consumed. Software has become a crucial differentiator to gain competitive advantage.
Preventive preventive software maintenance services help in preventing the system from any upcoming vulnerabilities. Adaptive maintenance is concerned with the change in the software that takes place to make the software adaptable to new environment such as to run. Identifying improvement opportunities and integrating existing management systems can seem like a challenge. Cmmbased process improvement and schedule deviation in. Changes are implemented in the software system by following a software maintenance process, which is known as software maintenance life cycle smlc. Goals for each key practice area are also provided, and the model presented is fully aligned with the architecture. The sm process includes a maintenance plan which contains software preparation, problem identification and find out about product configuration management. A process model gives an abstract representation of a way in which to build software.
Reports suggest that the cost of maintenance is high. Software maintenance and development plan for the emd. The software business the nature of software learning in the software discipline is evolutionary and experimental software is development design not production software. Perhaps you want to reduce your equipment downtime or reorganize all of your assets. On software maintenance process improvement based on code.
Capability maturity model cmm cmmi iso 9000series isoiec 15504 c julia m. The emd sdps software maintenance and development plan smdp, cdrl item 002, did emdsmdp2, defines the steps by which the development and maintenance of emd sdps software will be accomplished and the management approach to software development and maintenance. On software maintenance process improvement based on code clone analysis. Sap business process improvement identifies inefficiencies and ineffectiveness in business processes and deliver recommendations to.
This book explores the domain of software maintenance management and provides road maps for improving software maintenance organizations. Although software maintenance is a wide and well researched area, the role of process improvement and cmmi in maintenance have been little investigated. Software maintenance productivity measurement amazon s3. Software process improvement is an iterative activity, normally involving measurement, analysis, and change.
Cmmbased process improvement and schedule deviation in software maintenance july 2003 technical note howon jung, dennis goldenson. Sap business process improvement identifies inefficiencies and ineffectiveness in business processes and deliver recommendations to optimize these business processes. Software improvement group sig getting software right for. Corrective maintenance is concerned with fixing errors that are observed when the software is. As explained earlier your maintenance management software can be used to help you put together a good maintenance plan. For most organizations, the existing software process has substantial momentum. Boost your business using a technically updated solution applying software maintenance services regularly. Evolution and process is an archival journal that publishes high quality, stateoftheart research and practice papers dealing with the conception, development, testing, management, quality, maintenance, and evolution of software, systems, and services, as well as the continuous improvement of processes and capabilities surrounding them. Many companies struggle with the implementation of kaizen. You can also use it to estimate preventive maintenance workloads for the future as well as look back at how you have done in the past. Software process improvement projects are complex endeavors that generally will imply major organizational changes in people behaviors, replacing old habits by new more structured and disciplined ways of doing things. Van bon van00 confirms the lack of process management in software maintenance and that it is a mostly neglected area. Software maintenance in software engineering is the modification of a software product after delivery to correct faults, to improve performance or.
Project management for software process improvement. Process improvements for software quality and reliability. Continuous improvement for support packages when you want your maintenance and support plan to work smoothly, you have to opt and go for support packages. These models evaluate the software product, project, quality, and drawback. Once the processes are run via the software, process managers and executives can then see where improvements are needed within the process by looking at process completion times etc.
Monthly, quarterly, and yearly process improvements and measurable goals will help keep a maintenance department moving forward. It can take time to wrap their heads around the strange. Process improvement is a key feature of many bpm software products. It enhances software platforms, work pattern, hardware upgrade, compilers and all other aspects that affect system workflow. If your maintenance function is already doing the right work, and you are doing the work right, there are primarily three areas in which continuous improvement can further improve maintenance productivity. Eliminating the wastes which prevent maintenance work from being performed efficiently,continuously improving the preventive and predictive maintenance program, andeliminating the. Software maintenance, productivity measurement, process improvement. Evaluating the relationship between process improvement and. Application maintenance and support best practices. There are four types of maintenance, namely, corrective, adaptive, perfective, and preventive. A software engineering process group sepg is an organizations focal point for software process improvement activities.