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Escala and High Availability

High availability software such as Bull ARF (Application Roll-over Facility provide customers with high availability solutions for critical applications and data bases.

Ensuring around-the-clock availability is a requirement today for all companies whatever their size. Although hardware has become very reliable, unplanned outages, resulting from non-hardware related problems, continue to occur: operator errors, software bugs, environmental conditions, disasters problems that reliable hardware cannot prevent. Furthermore, planned outages for application and system maintenance also impact business performance.

Thanks to its solid expertise in AIX™ and its know-how in virtualization, consolidation and business continuity, Bull brings together the strengths of Bull Escala servers and high availability software, such as Bull ARF (Application Roll-over Facility), to provide customers with high availability solutions  for  critical applications and data. These solutions are designed with ease-of-maintenance in mind, while protecting economic and environmental interests.

Application Roll-over Facility (ARF)

Bull’s high availability solution for Escala servers: easy-to-use and easy to maintain, designed to keep business critical applications operational.

Application Roll-over Facility (ARF), Bull’s high availability software, helps provide application availaibility and minimize downtimes. ARF can be used for local and long-distance protection against any type of outage, including disasters.ARF provides cost effective and application availability easy to install and maintain for the entire Escala range, including POWER™ blades ARF, appreciated for its ease of use, provides:

  • A scalable solution
  • Easy node installation and configuration
  • Non-stop monitoring
  • Easy-to-use flexibility
  • Costs reduction
  • Professional services


Brochure Haute disponibilité ARF
ARF flyer > High Availability with Bull Escala
Brochure Cloud Escala
High Availability for Unix servers > Ensure continuity of service while combining economic and environmental interests

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