The Global Bank uses the IBM Mainframe as the bedrock technology infrastructure for the systems that underpin the Bank's critical data and services. IT resilience is a key element of the Bank's strategic priorities and is essential to retain customer trust and confidence. In this context, the Assured Disaster Recovery event demonstrates a crucial capability to Customers, staff, shareholders and the UK Regulator.
This "ADR" exercise involves a phased and controlled shutdown of the Bank's mainframe applications and infrastructure in one data centre, followed by a systematic restart of the systems and services in a secondary data centre. This process is then reversed to return all services to the originating data centre.
Performing any planned change of this magnitude represents a risk to the availability of service. The mandatory verification of IT resilience somewhat ironically places those business services at risk.
The problem is primarily one of planning and orchestrating a huge range of tasks, within a limited time-period, across Business and Technology teams that are geographically dispersed.
Co-ordination, collaboration and effective issue management are critical success factors.
An Assured Disaster Recovery rehearsal is a massive logistical, technical and collaboration challenge. The challenges faced are different before, during and after the event itself.
During
The dedicated team of ADR specialists were familiar with all of these challenges and felt that ICEFLO helped them to better address each of them.
"The annual ADR Event was a huge success . The exercise completed in record time with no Production incidents associated with the Event. ICEFLO "did what is says on the tin" and helped deliver a controlled, safe execution of a complex technology cutover."- ICEFLO client.
Anonymous, IT Operations
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