Instead, make sure you know all the tools that you have at your fingertips to determine how you will complete your project. Legacy system software sustainment software sustainment. In this report, e sustainment parts refers to parts being replaced on existing weapon systems. Sustainment definition of sustainment by the free dictionary. See appendix a for a discussion of the scope and methodology and prior audit coverage related to the objective. Early sustainment planning for the united states air force proceedings of a workshopin brief. Our system administrators and integrators provide software updates, upgrades, patches, security controls, and bug fixes for cotsgots products and customizations, web applications, and services. A common perception of maintenance is that it merely involves fixing defects. On december 35, 2018, the national academies of sciences, engineering, and medicines air force studies board afsb convened a workshop in washington, d. Remember, no onesizefitsall list exists in business analysis. The processes, procedures, people, material, and information required to support, maintain, and operate the software aspects of a system. However, one study indicated that over 80% of maintenance effort is used for noncorrective actions. Aug 15, 2011 primary sustainment activities the term software sustainment is often used synonymously with software maintenance. Observations on the dod software sustainment challenge dod.
Software demographics size, language, architecture, etc. The processes, procedures, people, material, and information required to support, maintain, and operate the software aspects of a. Best practice and guidance for ensuring that these systems meet sustainment objectives and satisfy user sustainment needs includes sustainment considerations in all phases of the programs life cycle. Tools and models for sustainment preparation of the operational environment. The process of modifying a software system after delivery to correct faults, improve performance or adapt it to a changed environment ieee. Oasdsustainment sustainment planning in the acquisition process. The provision of logistics and personnel services required to maintain and prolong operations until successful mission accomplishment. Software sustainment is growing in importance as the inventory of dod systems continues to age and greater emphasis is placed on efficiency and productivity in defense spending. Given this definition, software sustainment addresses other.
Legacy system software sustainment software sustainment now. Many in the software world define sustaining engineering as the bug fix team. Cots software, software maintenance, cotsbased system, lifecycle planning, sustainment. The objective of this white paper is to articulate a common definition of sustainability andor sustainment that can be used as a basis for orienting, defining and integrating various diverse efforts ranging from business to technology and environment. To that end, software maintenance is a subset of software sustainment. The type of project impacts the categories of requirements you elicit, analyze, and communicate in your business analysis. Apply to program manager, office secretary, it project manager and more. Crosstalkjanuaryfebruary 2014 33 legacy system software. It provides guidance in developing a cots software lifecycle management plan.
Sustaining softwareintensive systems carnegie mellon university. The act of keeping something in a safe or entire state. Impact of key adjustment factors on maintenance sorted in. Life cycle sustainment comprises the range of planning, implementation and execution activities that support the sustainment of weapon systems. Operations and sustainment business capability acquisition cycle. Without the navys categorizing and reporting its software sustainment costs, dod and congress are not fully informed of the magnitude and cost of core software sustainment capability requirements.
Sustainment article about sustainment by the free dictionary. Some attempts have been made to merge sustainability concepts into. To best align the scope of the study, the committee examined other definitions that focus solely on the weapon systemfor example, the weapon system acquisition reform product support analysis 2009, where the preferred term that most closely aligns with weapon. Aug 01, 2011 department of defense dod programs have traditionally focused on the software acquisition phase initial procurement, development, production, and deployment and largely discounted the software sustainment phase operations and support until late in the lifecycle. The growing importance of sustaining software for the dod. Below describe some of the factors and the range of impact on software maintenance. More than 250,000 words that arent in our free dictionary. Sustainment vs maintenance definitions software sustainment comprehensive requirements to support, maintain and operate the software capabilities of a system. Daus definition of sustainment is broad in scope and nearly all encompassing. Software sustainment now and future while dod instruction 5000. Software sustainment definition software maintenance and software sustainment are often used interchangeably. They start with agreeing on a standard definition for the term software sustainment.
It plays a key role during all phases of the life cycle see figure 5. Includes processes, procedures, people, material and information required to support. Oasdsustainment sustainment planning in the acquisition. The process of modifying a software system or component after delivery to correct faults, improve performance or other attributes, or adapt to a changed environment. Pdf software sustainment is critical to dod capability, but it is difficult to. This effort is focused on reprioritizing how dod can use resources to more effectively support and sustain the force emphasis added. Comprehensive requirements to support, maintain and operate the software. Software sustainment involves coordinating the processes, procedures, people, information, and databases required to support, maintain, and operate softwarereliant aspects of dod systems. The logistics and sustainment enterprise 2040 vision enables lse infrastructure modernization through a focus on new or reengineered processes and technology infusion to reduce costs and execute the sustainment mission safer, greener, and faster while improving quality and process discipline. Air force usaf sustainment planning early in the development life cycle. Sustaining engineering spans those technical tasks engineering and logistics investigations and analyses to ensure continued operation and maintenance of a system with managed i. In an era when sports cars can add horsepower via software updates, it is tempting to believe that the challenges of longterm sustainment are a thing of the past, and that new technology will simply come along and solve many of the issues of longterm sustainment. Specifically, we evaluated the dods actions to implement am for the sustainment of equipment and weapon systems, including the coordination of amfforts across the dod.
Measuring sustainment of prevention programs and initiatives. Sustainment systems technical support how is sustainment. Defining sustainment for engineered systems a technology. Software maintenance the process of modifying a software system after delivery to correct faults, improve performance or adapt it to a changed environment ieee definition actual changesupdates to the software code. We are exploring attached relationships between a medical command deployment support and a tsc. New army software sustainment cost estimating results. A common percep tion of main tenance is that it merely involves fixing defects.
Warfighter capability embodied in softwarea unique source of strategic, military advantage dods ability to produce and evolve software a t core of achieving and, sustaining mission superiority, agility, more timely and better decisions. Tools and models for sustainment preparation of the. Performing organization names and addresses defense acquisition university,9820 belvoir rd,fort belvoir,va,22060. A management guide to software maintenance in cotsbased systems. Software maintenance updating software, adding new functions, fixing bugs and solving problems. Sustainment systems technical support listed as ssts. Official definition of the united states department of the term sustainment. Software maintenance in software engineering is the modification of a software product after. While these principles are independent, they are also interrelated. The act of corroborating, strengthening, or confirming. In part 1 of this series, i summarized key software sustainment challenges facing the dod. Jul 16, 2016 sustaining prevention efforts directed at substance use and mental health problems is one of the greatest, yet least understood, challenges in the field of implementation science.
Defining sustainment for engineered systems mechanical. Dod needs to better capture and report software sustainment costs. Sustainment definition of sustainment by merriamwebster. Afsc software sustainment afsc has invested significantly in software sustainment capability afsc is the afs supporting command for readiness supporting obsolete weapon systems in addition to todays systems costeffective sustainment early afsc involvement in sustainment can drive significant cost savings and ensure decades of. Sustainment, restoration, and modernization how is. When the real world changes, the software requires alteration wherever possible.
A management guide to software maintenance in cots. Sustainment systems technical support how is sustainment systems technical support abbreviated. Lce provides software integration, testing, and sustainment for a range of department of defense dod customers. By using this is which includes any device attached to this is, you consent to the following conditions.
Lifecycle sustainment involves the early planning, development, implementation, and management of a comprehensive, affordable, effective performance driven logistics support strategy. While this is a part of the duties involved the sustaining engineering group should also be looking at the overall defect trends to help identify areas needing refactoring. Sustainment of trauma and resuscitation skills program. Synonyms for sustainment at with free online thesaurus, antonyms, and definitions. Army sustainment issn 21535973 is a quarterly professional bulletin published by army logistics university, fort lee, virginia, for the department of the army. Softwar e maintena nce in sof tware engineering i s the modification of a so ftware product after delivery to correct fault s, to improve performance or other attr ibutes. You must there are over 200,000 words in our free online dictionary, but you are looking for one thats only in the merriamwebster unabridged dictionary start your free trial today and get unlimited access to americas largest dictionary, with.
It describes changes in the software maintenance process that are needed to manage a cotsbased system. The dsc will have the added benefit of an administrative control relationship with the 377th theater sustainment command, which is responsible for training and readiness of all expeditionary sustainment commands in the army reserve, askey said, explaining that this will tie functional transportation capability to the armys new modular. Software maintenance in software engineering is the modification of a software product after delivery to correct faults, to improve performance or other attributes. Sustainment data system how is sustainment data system abbreviated.
Activities are performed during the predelivery stage as well as during the postdelivery stage. Audit of the dods use of additive manufacturing for. Technology vendors often sell a maintenance contract with their software. Sustainment data system how is sustainment data system. Technical debt a metaphor referring to the eventual consequences of inadequate. The eight principles of sustainment logistics are essential to maintaining combat power, enabling strategic and operational reach, and providing army forces with endurance. We desire a more general definition that can apply to environmental sustainability, but is also applicable to sustainment in the business and technology sense. Given this definition, software sustainment addresses other issues not always an integral part of maintenance such as documentation, operations, deployment, security, configuration management, training users and sustainment personnel, help desk, cots product management, and technology refresh. In this guide, software maintenance is defined as the totality of activities required to provide costeffective support to software. Information and translations of sustainment in the most comprehensive dictionary definitions resource on the web. A composed and unobtrusive self sustainment was noticeable in daniel doycea calm knowledge that what was true must remain true, in spite of all the barnacles in the family ocean, and would be just the truth, and neither more nor less when even that sea had run drywhich had a kind of greatness in it, though not of the official quality. No definitive definition of software sustainment has been found, so our working definition is. Dec 30, 2019 operations and sustainment business capability acquisition cycle.
Sustainment, restoration, and modernization listed as srm. To sustain these systems, organizations must define sustainment, meet the. Instead, a more accurate description of what is being explored in emerging discussions on this topic would read in the following way. Its main purpose is to modify and update software application after delivery to. Integration and sustainment life cycle engineering. To help understand the relationships between terms, the definition of software maintenance is. While it is easy to agree on a definition of unsustainability not able to continue, the definition of sustainability is more elusive. Predelivery activities include planning for postdelivery operations, maintainability. Its main purpose is to modify and update software application after delivery to correct faults and to improve performance.
The defense acquisition system is the management process by which the department of defense provides effective, affordable, and. In the case of technology sustainment if the word generations is interpreted as the operators, maintainers, and users of the system, then the definition could be used to describe technology sustainment. Sustainment definition, to support, hold, or bear up from below. Heres a list of similar words from our thesaurus that you can use instead.1455 1478 457 92 779 1163 698 704 1495 417 896 848 154 300 1038 374 759 828 1095 1380 49 1081 332 531 183 262 110 954 4 1159 422 265