Designing and implementing a mass storage system the holy grail of data storage management, pearson education storage networks explained. Designing cisco data center infrastructure dcid v7. In contrast to the design environment, in the office and enterprise environments we rely primarily on storage area network, with limited network attached storage for filebased data sharing. The network must be capable of simultaneously meeting speci. Designing and optimizing dellemc san configurations. A storage area network san is a dedicated network that provides access to data storage and operations only on the block level.
Sans manage the transfer of data from sets of servers andor clients hosts to the centralized storage. Storage area networks and the high performance storage system. Because of this design, hpss is able to leverage todays storage area network san infrastructures to provide cost effective, largescale storage systems and. A san is a highspeed sub network, secondary to a local area network lan or wide area network wan. Iso standard for computer networks design and functioning. In a typical storage area network design, each storage device connects to a switch that then connects to the servers that need to access the data. A practical guide designing storage area networks mpls and nextgeneration networks. However, it works very differently, making the raw hard drives directly available for writing recording and reading data. In the first edition of designing storage area networks, the underlying infrastructure, or plumbing, for sans was exclusively fibre channel. Designing storage area networks download ebook pdf, epub. Storage area networks dark fibre, sanlink and high speed service solutions. Introduction to storage area networks july 2006 international technical support organization sg24547003. The storage networking industry associations snia shared storage model ssm provides a guide to understanding the relationships between host applications, storage networks, and storage facilities. In the first of a twopart series, members of the dell server and storage performance team present collective best practices for designing logical storage units and optimizing storage processor cache settings.
San usually has own network of storage deviceselements and disk arrays that are connected with each other and to a remote datasharing network. Designing cisco data center infrastructure dcid training. In such as design you can see that the actual disk configuration is totally abstracted by the presence of the san controller. The book starts out by describing fibre channel technology and products, then moves on to describe how to build storage area. Such a delegated network is called a storage area network san.
Storage area network brocade san architectural brief. These arrays of disks storage arrays were connected on a network segregated from the local area network. The new book provides guidelines for implementing sans to solve. A local area network, or lan, consists of a computer network at a single site, typically an individual office building. This protocol adds overhead to the data and then uses an 8,10 line code to encode the signal for transmission over the fiber.
Key considerations in developing a storage area network design. Storage area network fundamentals book also available for read online, mobi, docx and mobile and kindle reading. Storage area networks sans have become an essential part of todays enterprise computing. It is mainly used to make storage devices, like disk arrays, optical jukeboxes, and tape libraries. Design of storage area network based on metro wdm networking bernardi pranggono and jaafar m. Wide area networks wan is type of computer network to connect offices which are located in different geographical locations.
Dellemc storage area networks offer storage architects and administrators a wide range of design options and optimization settings. A lan is very useful for sharing resources, such as data storage and printers. Introduction to storage area network, san ravi kumar khattar, mark s. Building a solid foundation for enterprise applications as your data assets grow, a carefully considered san design can help close the gap between the sheer quantity of storage data and the amount that is adequately protected. Storage virtualization helps the storage administrator perform the tasks of backup, archiving, and recovery more easily, and in less time, by disguising the actual complexity of the san. Click download or read online button to get designing storage area networks book now. Pdf download storage area network fundamentals free. It describes how hewlettpackard storage systems, storage management tools, and fibre channel products can be used in heterogeneous sans. Four generations of sans shares of leading companies in the san market gardner 2004. Foundations for ngn and enterprise virtualization network. Storage area network as a networked highspeed enterprise infrastructure nt windows nt. San design twentyfirst edition june 3, 2005 part number.
With the innovation and diffusion of new technology such as universal computing, enterprise mobility, ecommerce and cloud computing, the network security has. Security has been a pivotal issue in the design and deployment of an enterprise network. This paper focuses on large san deployments within a data center, and provides best practices and design considerations when designing a large physical fabric. A storage area networks san provides a blocklevel storage abstraction over common networks fig. Storage area network san like nas, a san is a storage device connected to a network. A practical reference for implementing fibre channel and ip sans. Written for network developers, technical staff, it consultants, administrators, and managers, designing storage area networks goes far beyond a straight description of fibre channel specifications and standards.
Storage virtualization is commonly used in a storage area network san. Large san design best practices introduction as storage area networks sans continue to grow in size, many factors need to be considered to help scale and manage them. Remember that a good san begins with a good design. This network design checklist provides tips on how to build a local area network. The management of storage devices can be tedious and timeconsuming. Sticky august 4, 2017 uncategorized kmitit4yr2semsanmaterial. Area network products, the design and implementation of san solutions, and. Vmware esx server can be used in conjunction with a san storage area network, a specialized high. Aarmpnxte this document is a guide to designing and building hp storageworks storage area networks sans. Designing, installing and operating a complex multiinterface network that is carrying such valuable data is no small task. At the same time, the request is packaged according to the rules of the fc protocol for fc protocol based storage or the rules of ip storage protocols fcip, ifcp, or iscsi. Pdf this chapter identifies characteristics, architectural concepts, technologies. Involves at least 7 layers, each playing a specific role when applications are communicating over the net. This site is like a library, use search box in the widget to get ebook that you want.
Addressed in this paper are some of the issues of network storage as well as discussions of design and implementation considerations for storage area networks. The network made use of a different network protocol more suited for storage networking called fibre channel protocol. A storage area network san is a secure highspeed data transfer network that provides access to consolidated blocklevel storage. Multiuser access to the centralized storage is attained through the use of storage area networks sans. Using esx server together with a san provides extra storage for consolidation, improves reliability, and helps with disaster recovery. Elmirghani school of engineering, university of wales swansea abstract. This is a complete revision of clarks bestseller designing storage area networks. This blocklevel storage is perfect for video, but youre also. Designing storage area networks is a concise and practical introduction to two new and important technologies.
Local area networks lan and wide area networks wan. A printable version of local area network design is available. This network is referred to as a storage area network, or san, as shown in figure 23. Introduction to storage area networks ibm redbooks. Defining a model of record our transformational data center strategy is to run intel data centers and all underlying infrastructure as if they. This framework has been developed to help storage architects determine which storage solutions may be most appropriate. Download storage area network fundamentals in pdf and epub formats for free. Sg24547000 international technical support organization. The paper reports the design of sans based on metro wavelength division. Its purpose is to enable access to shared storage devices for multiple entities, including virtualized server pools or other hosts e. Local area network design wikibooks, open books for an. Pdf fibre channel storage area network design for an.
A small office, a single building, multiple buildings inside a campus etc. If your customer wants you to design a local area network, there are numerous tasks to pursue working through a networking hierarchy that extends from the access layer to the core, determining what subnet mask to use and, in general, learning the customers networking requirements. In designing a san, consideration should be given to whether network storage. Storage area network as a networked highspeed enterprise infrastructure. At the reception, headers are eliminated conversely until the data. San devices appear to servers as attached drives, eliminating traditional network bottlenecks. This edition applies to the products in the ibm storage area networks san portfolio. A local area network lan is a private computer network that connects computers in small physical areas. To make sure this path isnt a point of failure, your client should buy two switches for the san network. This demand has overwhelmed traditional storage mechanisms, and has.
Pdf design and implementation of a secure campus network. The composition of that network and the type of storage data traversing it vary from one architecture to another. The designing cisco data center infrastructure dcid v7. Designing a storage area network san fabric requires devisinga set ofhubs,switchesandlinkstoconnecthosts to their storage devices. As the first successful gigabit serial transport, fibre channel pioneered the signaling and dataencoding mechanisms later adopted by gigabit ethernet. During the sending process, each layer from top to down will add a specific header to the raw data.