March 26

IT Consulting on Long Island: Differentiating Between Backup and Replication

Some people view backup and replication as competing technologies, but the truth is these two terms work hand in hand. However, they are still used interchangeably and inaccurately. For that reason, IT consulting experts on Long Island bring you their accurate definition and their differences so that you can understand their underlying concept.


Simply put, backup is the process of copying and archiving data for later use or in the event that data is lost. Backups serve two different purposes. The primary one is for data recovery in case of deletion or corruption. The secondary one is in accordance with user-defined data retention policy to recover data from an earlier time.


This is the process of copying data and sharing it between the company’s sites such as colocation facilities, data centers, private, or public clouds. This is done to ensure consistency between redundant sources such as hardware and software components to boost fault-tolerance, reliability, and accessibility. You can talk of replication if the same copies of data are stored on various storage devices.

Both backup and replication constitute a crucial Long Island IT support service known as disaster recovery, which is among the most crucial policies that all businesses should invest in. Choosing the right technology for your business may be challenging. Sometimes, you may need some IT consulting services on Long Island to help you make the right decision.

Read more: IT Consulting in Long Island Can Help You Overcome These Common Money-Losing Practices


Here are some distinctions between replication and backup to help you make more informed decisions:

  • Backup ensures that you do not incur complete data loss, but it does not necessarily mean business continuity. Replication ensures that you continue with operations even when there is an outage.
  • Backup can be applied on everything including desktops and production servers. Replication is used on the mission-critical application without which business stops.
  • Backup has to do with compliance such as archiving business data. Replication has more to do with disaster recovery and business continuity and the minimization of Recovery Time Objective (RTO).
  • Backup needs a tape library and storage space for archived tapes. Replication needs other forms of infrastructure to enable recovery and business continuity.

Generally, replication offers better RPO although its cost is higher than the cost of backup. However, if your business cannot afford any downtime, it is the best solution, although you will still need a backup for other types of data incidents. Total Technology Solutions is an IT consulting firm on Long Island that can help you make informed IT decisions. Contact us today to learn more about backup and replication and get the IT support you need to drive success in your business.

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