Enterprise Data Center: N+1 and 2N Options for Power Redundancy

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Nicole Aguillard is Marketing Director of CyrusOne, a global enterprise colocation provider operating 23 highly secure data centers across the United States, London and Singapore. Learn more about Enterprise Data Centers by visiting http://www.cyrusone.com/index.php?do=home.services&sp=data_center_services.

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Enterprise Data Center: N+1 and 2N Options for Power Redundancy

  1. 1. ENTERPRISE DATA CENTERN+1 AND 2N OPTIONS FOR POWER REDUNDANCY
  2. 2. ENTERPRISE DATA CENTERN+1 AND 2N OPTIONS FOR POWER REDUNDANCY Power is critical element in every enterprise data center and directly affects the level of systems availability. There are key power components that it exist in a data center: » The main power source from the utility; » The back-up generator; » The uninterruptible power supply (UPS); » The power distribution unit (PDU); » The rack level PDU; and » The internal power supplies in each server. Redundancy in enterprise data centers refers to increasing the reliability of these critical power components.
  3. 3. ENTERPRISE DATA CENTERN+1 AND 2N OPTIONS FOR POWER REDUNDANCY Power outages can result from; » Weather conditions » Equipment failure » Power line damage; or » Number of other causes. Any unplanned outage can have detrimental effects and can incur significant financial losses and customer goodwill. Because of these substantial risks, enterprise data centers must provide sufficient redundancy to address any unexpected power outages. Redundancy may be in the form of N+1 and /or 2N redundancy systems.
  4. 4. ENTERPRISE DATA CENTERN+1 AND 2N OPTIONS FOR POWER REDUNDANCYDefining N+1 and 2N Redundancy Options Enterprise data centers will all offer some form of redundancy. However, companies must understand exactly how the redundancy system is configured. The N+1 option makes sure that a UPS is always available. Because the system is run on two separate feeds, system failure can still occur. The 2N redundancy means the enterprise data center has double the amount of equipment needed. Any power outages will have no adverse effect on data center availability. An enterprise data center with 2N redundancy is often required for mission environments.
  5. 5. ENTERPRISE DATA CENTERN+1 AND 2N OPTIONS FOR POWER REDUNDANCYDoes Ever y Company Need 2N Redundancy? All companies should select an enterprise data center with 2N redundancy. A viable trade-off is to select an enterprise data center with both N+1 and 2N redundancy options. Fully understanding the configuration of the redundancy options is important in selecting and enterprise data center.
  6. 6. ABOUT THE AUTHORNICOLE AGUILLARD IS MARKETING DIRECTOR OF CYRUSONE, A GLOBALENTERPRISE COLOCATION PROVIDER OPERATING 23 HIGHLY SECUREDDATA CENTERS ACROSS THE UNITED STATES, LONDON AND SINGAPORE.LEARN MORE ABOUT ENTERPRISE DATA CENTERS BY VISITINGHTTP://WWW.CYRUSONE.COM/INDEX.PHP?DO=HOME.SERVICES&SP=DATA_CENTER_SERVICES.

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