Introduction to storage area networks july 2006 international technical support organization sg24547003. Explore storage area networks with free download of seminar report and ppt in pdf and doc format. Today, most sans use fibre channel media, providing an anytoany connection for processors and storage on that network. It is alternative to the directly attached targets. Here you can find out visvesvaraya technological university 7th semester bachelor of engineering b. It is primarily used as the storage device server can access this. Storage area network san a storage area network san is a storage that can cater to multiple networks allowing you to consolidate vast amounts of data from different networks across dif ferent locations and yet maintain them in one consolidated, indexed and secured fashion. San is a network which is designed to attach computer storage devices such as disk array controllers and tape libraries to servers. An introduction to storagearea networks and networkattached storage learn more about fibre channel sans, san switches, nas clusters, nas virtualization and other network storage technologies. Storage area networks san download wondering how to thank us. E previous yearold or model question papers, question bank.
The storage area network contains the fiber cables. Ip is a standard that defines the manner in which the network layers of two hosts interact. Before using this information and the product it supports, read the. A storage area network san is a secure highspeed data transfer network that provides access to consolidated blocklevel storage. Introduction to storage area network, san ravi kumar khattar, mark s. Acceleration of hard disk access in the field of disk subsystems, caches are designed to accelerate write and read accesses to physical hard disks. A rapidly growing portion of san deployments leverages allflash storage to gain its high performance, consistent low latency, and lower total cost when compared to spinning disk. E engineeringcomputer science csesem 8 storage area networks san download.
Server centric it architecture and its limitations. Ibm san solutions support virtualization, hybrid multicloud and big data requirements. Storage media vs storage drives information stored on backing store is placed on a storage medium. There can be a remote copy of the storage data kept separately using the storage area network.
Here you can download vtu study material such as notes, question papers on various subjects such as programming with c and data structures 18pcd23, discrete mathematics, and graph theory 15cs34 17cs36, operating systems 15cs53, computer networks 15cs55, computer graphics and visualization 15cs65, data communication 15cs46. A storage area network san or storage network is a computer network which provides access to consolidated, blocklevel data storage. Sg24547000 international technical support organization. An san makes a network of storage devices accessible to multiple servers. In this connection we can differentiate between two types of cache. San conceptual and design basics vmware esx server can be used in conjunction with a san storage area network, a specialized high. The storage data is very secure on the storage area network and cannot be copied or stolen by anyone else. Storage area network san implementation in simple words san is a highspeed, dedicated network of servers and shared storage devices and provides access to consolidated, block level data storage. Introduction to storage area networks ibm redbooks. Using esx server together with a san provides extra storage for. Due to the highlevels of fault tolerance built into a storage area network, sans are usually the. This is the same way in which scsi hard disk drives work if they were installed directly in the server.
San unit 1 san unit 2 san unit 3 san unit 5 san unit 6 san unit 7 san question paper solved santext book. Sans are typically composed of hosts, switches, storage elements, and storage devices that are interconnected using a variety of technologies, topologies, and protocols. Storage area networks seminar report and ppt for cse. Disk arrays are widely used in storage area networks sans to achieve. The changing of zoning every time is tough because it contains the 16 bits of hexadecimal code in common worldwide names wwns networks. By allowing data to be replicated to other san devices across. A communication infrastructure and this communication infrastructure furnish physical. Jan 19, 2017 i discuss about introduction to storage area networks san. San devices appear to servers as attached drives, eliminating traditional network bottlenecks. To do the wrong plan is the causes the problem in storage area network. The following terms are trademarks of other companies. A san typically has its own network of storage devices that are generally not accessible through the local area network by other devices. This can be useful if there is a primary data failure or natural disaster.
If you are searching for visvesvaraya technological university bachelor of engineering b. E engineering computer science cse sem 8 storage area networks san download wondering how to thank us. Storage centric it architecture and its advantages. Area network san, the metrics used to describe the severity of each type of congestion for both connectrix bseries and the mdsseries as well as preventive measures that can be taken to avoid the effects of congestion spreading. Aug 19, 2015 storage area networks10cs765 vtu belagavi, karnataka. Storage area networks, such as ibm system engineers, ibm business partners. Storage area network as a networked highspeed enterprise infrastructure nt windows nt. Before using this information and the product it supports, read the information in notices on page xv. A san presents storage devices to a host such that the storage appears to be locally attached.
Ethernet media using an io protocol called iscsi is. San solutions are usually connected using a fibre based optical connection with varying configurations in terms of storage capacity and redundancy levels. In fact, if our sever wants to use san storage, it uses scsi type commands, just as it would use them as if the drive was actually attached locally. This local area use of long due to the fact that longhaul packet communication technology has haul network technology, indicated by the shaded area of fig. Ip addresses are 32 bit long, hierarchical addressing scheme. Sans are primarily used to access storage devices, such as disk arrays and tape libraries from servers so that the devices appear to the operating system as directattached storage. The first of these is called colt sanlink and is costeffective between two sites.
A san typically is a dedicated network of storage devices not accessible through. Dynamic file allocation in storage area networks with neural. This chapter identifies characteristics, architectural concepts, technologies, applications, and marketplace of storage area networks sans. Pdf this chapter describes fundamentals of storage area networks sans, their architectural elements interfaces, interconnects, and fabrics. What is storage area network san storage tutorials. Introduction to storage area network san utilize windows. Seminar pdf report on storage area network san with ppt. This edition applies to the products in the ibm storage area networks san portfolio. Storage area network san a storage area network san is a specialized, dedicated high speed network joining servers and storage, including disks, disk arrays, tapes, etc. High capacity, high availability, high scalability, ease of configuration, ease of. A storage area network san is a high availability device used to interconnect computers and networks to a central repository of data. Ppt storage area network san powerpoint presentation. A storagearea network san is a dedicated highspeed network or subnetwork that interconnects and presents shared pools of storage devices to multiple servers.
Overview the term san designates a new type of storage architecture in which the storage systems are attached to a high speed network dedicated exclusively to storage. The advantages of storage area networks and server centric it architectures. Four generations of sans shares of leading companies in the san market gardner 2004. E engineeringcomputer science csesem 8storage area networks san download. Here storage area network san come into picture which is basically a combination of computers and storage devices connected in a network. This definition explains the meaning of storage area network, also known as san, and explains san infrastructure, switches and uses.
Vtu be storage area networks question paper of january. Part of the lecture notes in computer science book series lncs, volume 3174. Issues in the connection and cable in storage area network. What is storage area network san in simple words san is a highspeed, dedicated network of servers and shared storage devices and provides access to consolidated, block level data storage. Also explore the seminar topics paper on storage area networks with abstract or synopsis, documentation on advantages and disadvantages, base paper presentation slides for ieee final year computer science engineering or cse students for the year 2015 2016. The storage area network san infrastructure facilitates storage consolidation, data sharing, server clustering, lanfree and serverless backup across heterogeneous host server platforms. It focuses on the techniques and the technologies that have evolved around slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Storage area networks sans are the most common storage networking architecture used by enterprises for businesscritical applications that need to deliver high throughput and low latency. Both these services run on a fibre optic network dedicated to the customer. Introduction to storage area networks san youtube, storage area network tutorial pdf, storage area network definition, san vs nas. What is san storage area network is a design to transfer data, from server to clients. Ethernet media using an io protocol called iscsi is emerging in 2001. The data is read from or written to the storage medium by a piece of hardware known as a drive or a storage device.
Nevertheless, the terms storage area network and san are often. Introduction to storage area networks jon tate fabiano lucchese richard moore learn basic san terminology and component uses introduce yourself to the benefits a san can bring. Storage area networks unit 2 notes linkedin slideshare. In fact, if our sever wants to use san storage, it uses scsi type commands, just as it would use them as. Pdf internetworking the storage area networks researchgate. That is, a storage device records and retrieves items to and from a storage medium. Storage area network is explained by the storage industry network association snia and they defined it as a network whose main purpose is the exchange of information between computer systems and elements. Storage data store is separated from the processors and separated processing. An introduction to storagearea networks and network.
Storage area networking fundamentals global knowledge. Storage area network san installation and configuration. Aug 02, 2017 seminar pdf report on storage area network san with ppt. Storage area networks seminar report and ppt for cse students.
This course focuses on the planning and implementation considerations associated with. Sticky august 4, 2017 uncategorized kmitit4yr2semsanmaterial. Storage area network as a service for cloud computing chapter 7. A storage area network san is a dedicated highspeed network or subnetwork that interconnects and presents shared pools of storage devices to multiple servers. Pdf a san internetworking has been highlighted in this paper describing new technologies available for building an enterprisewide san and connecting. Introduction to storage area networking this chapter describes in general terms the benefits, the challenges, and risks of using a storage area network san. Your data flow is only as fast as your network connectivity allows. Thats because fiber channel storage area networks use blocklevel io. A study paper on storage area network problemsolving issues. A storage area network san is a specialized, highspeed network that provides blocklevel network access to storage.