Cold, Warm, & Hot Sites

Cold, Warm, & Hot SitesBy Sach Dhanjal

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Hypothetical situation You work for Google and youre the Manager of their Data Center2

Natural Disaster Occurs Data Center goes down in rubble this is the time you wished you had invested in a back up site3

What Is a Back up Site?A remote recovery location It is where your data center will be recreatedIn the event of a disaster, a backup site is an offsite facility where your data center will be recreated, and where you will operate from until the disaster or disruptive event has passed.5What Is a Back up Site?There are three types of back up sites:Cold SitesWarm SitesHot Sites

What is a Cold Site?Lacks hardware set up and data back upsRequires additional time to set up Least costly type of back up site

Cold Sites lack hardware setups, so in an actually situation, you would have to purchase new hardware systemsThere is not data stored here and once again youd have to bring your own backups Thus it is the least costlyIt will take you much longer to get back up and running as you dont have a set up waiting for you7

Example of a cold site8Pros & Cons of Cold SitesPROSInexpensive

CONSTakes time to set up No hardware or software is includedYou must bring your own back upsTakes time to set up, Time = Money, the delay from going from a cold back up site to full operation can be substantial Everything required to restore services to your users must be purchased and delivered to the site before any recovery can begin9What is a Warm Site?Compromise between Hot & Cold SitesInclude hardware and network connectivity already setupCome with back ups though may be incomplete

Example of a warm site. Not to the scale of the original operation, however it comes with hardware and allows for less downtime11PROS & CONS OF WARM SITESPROSHardware and infrastructure already installed Provides a mid-range option for businesses on a budgetCONSStill takes time to get organization back to operational stateIncomplete back upsGetting Back ups on siteTransported off site using storage media such asMagnetic TapeOptical StorageRemote back up serviceThird party back up storage servicesWhat is a hot site?Exact duplicate of organizations work siteConstantly updatedBack ups are near complete if not fully up to date

A hot site is very popular with businesses such as Banks and government agencies who operate on a real time basis

14What is a hot site?Popular with businesses that operate on real timeReady to take over immediately in case of failure

PROS & CONS OF HOT SITESPROSCan be brought back up to full production in a few hoursAllows for minimal downtime

CONSMost expensive step to disaster recoveryAllows for organization to relocate with minimal losses to normal operations16Alternatives?Cloud Computing DropboxVarious SoftwaresEvaultCrashplanMozy

Questions

18For More information:http://searchdisasterrecovery.techtarget.comhttp://searchwindowsserver.techtarget.com/http://www.akgroup.com/Blogs/Lists/Posts/Post.aspx?List=184bd7d7-27ac-4790-98d5-74b3d754ee52&ID=39

Thanks for Watching!Referenceshttp://hungeree.com/wp-content/uploads/2012/10/ap_google_data_center_17Oct12-975x650.jpghttp://cdn.thenextweb.com/wp-content/blogs.dir/1/files/2012/10/Screenshot_31-520x263.pnghttp://easybranches.net/wp-content/uploads/2012/10/8a04b__google_data_centers.jpghttp://www.pocketdroid.net/wp-content/uploads/2012/10/GOOGLE-DATA-CENTER.jpghttp://madwomanintheforest.com/wp-content/uploads/2011/08/earthquake.jpghttp://www.cloudcomputingworld.org/wp-content/uploads/2009/07/Cloud-Computing-SaaS.jpghttp://www.hillsidecomputers.co.uk/HTML_Newsletters/Summer_08/Backup%20cartoon.jpg