Security Sales & Integration

September2013

SSI serves security installing contractors providing systems and services; surveillance, access control, biometrics, fire alarm and home control/automation. Coverage in commercial and residential product applications, designs, techniques, operations.

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World Market for IP Video Surveillance Storage Capacity AN AVALANCHE OF VIDEO DATA Today's advanced camera systems use more bandwidth, and require greater storage, than ever before. Video surveillance systems have gone digital, and the resulting torrent of data is tremendous. Many users are shocked to realize that a single megapixel camera can generate a terabyte of data every day, resulting in staggering amounts of data to store and protect over time. According to Homeland Security Research Corp.'s report, "Intelligent Video Surveillance, VCA & Video Analytics: Technologies & Global Market — 20132020," the 165+ million video surveillance cameras installed worldwide in 2011 have captured 1.4 trillion video-hours of surveillance. By 2020, it will top 3.3 trillion video-hours. Tis is precisely the reason that today's storage providers design technology that can efectively and reliably house such invaluable and ever-growing surveillance data. Tese systems not only deliver capacity, but also help improve fault-tolerance and uptime for both the surveillance applications and storage, which is especially important for critical security networks. After all, even one dropped frame could have increased the chances that the Boston bombing suspects would go free. It is disturbing to imagine what might 4,500 4,000 3,500 Capacity (petabytes) is clearly and reliably captured and efectively stored and protected. So with that stage set, welcome to Part I of SECURITY SALES & INTEGRATION's latest Master Technician series: "Storing and Protecting Video Surveillance Data." Brought to you by Pivot3, this four-part series has been designed to educate readers about recent advances in video surveillance technology with a special emphasis on best practices and techniques to manage and safeguard this digital information as efectively and efciently as possible. Tis frst installment covers storing video surveillance data. Ensuing episodes will respectfully address value of, protecting and exploiting the data. 3,000 2,500 2,000 1,500 1,000 500 0 2016 2010 Banking & Finance Government Casinos & Gaming Industrial, Manufacturing & Utilities City Surveillance Retail Commercial Transport Education Other Some enterprise users of video surveillance today manage petabytes of storage, a unit of information equal to 1,000 terabytes. As IP-based systems continue to be deployed along with megapixel cameras, storage needs are projected to balloon. SOURCE: IMS RESEARCH have happened if that now-infamous video data of the Boston sidewalk had not been properly captured and stored. Ofcials may have been forced to rely solely on video and photos from the public to identify the suspects — like the proverbial needle in the haystack — and there is no guarantee they could have been identifed that way. However, since the surveillance footage was safely stored at a secure, centralized location, ofcials were able to quickly unlock its secrets. A properly designed shared storage system, purpose-built for the unique requirements of IP video surveillance, can ofer a better performing and more faulttolerant, scalable and cost-efective solution compared to traditional server-based "islands-of-storage" platforms. Additionally, a properly designed shared storage system can help end users and integrators alike take full advantage of the benefts of higher resolution and real-time video produced by today's advanced IP cameras. NOT ALL DATA IS CREATED EQUAL Storage administrators are experts at managing storage farms. However, most IT systems and network professionals are not accustomed to dealing with the massive capacities and bandwidth requirements that video storage imposes. Surveillance cameras never stop streaming content, and this is a complete reversal of what most traditional storage solutions are designed to accommodate. Not addressing the write-intensive storage diferences leads to unreliable systems with data loss and higher costs. If the system is not designed specifcally for massive amounts of write operations, the cost of deploying a storage solution increases dramatically. Te ability to securely and completely capture all high-resolution frames at very high frame rates during highburst record-on-motion events is not a design parameter for general purpose IT storage systems. Video surveillance-

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