Pure Storage Chosen by Toss Bank in Korea

Pure Storage, Inc. announced that Viva Republica Co., Ltd., an Internet-only bank in South Korea trading as Toss Bank, is leveraging its all-flash storage platform to deliver reliable, always-on digital financial services to its growing customer base.

Customer challenge
As a growing Internet-only bank, acquiring over 8 million customers in just 2 years, and ranked #1 in South Korea on Forbes’ The World’s Best Banks 2023 list, Toss Bank is disrupting the antiquated banking sector by providing consumers with a portfolio of secure and reliable digital-only financial services.

For the bank, customer data is central to driving efficiency, improving its customer experience, and mitigating risk. Handling upwards of 9,000 transactions per second in its database, however, the end user recognized the need to replace its existing storage system due to performance issues that impacted its ability to deliver optimized financial services to its customers.

Customer impact
By adopting Pure Storage’s all-flash storage platform, including the FlashArray portfolio, Toss Bank gained the performance, reliability, and scalability it needs to deliver a truly modern digital financial experience.

Benefits include:

• Improved Performance for Growing Financial Transactions: With FlashArray product line, the bank can reliably process 9,000 transactions per second on its database management system. It gains the ability to scale storage volumes independent of servers, while improving the overall storage environment with increased write performance and reliability, lower costs, and support for non-disruptive upgrades.
• Data Reduction and Replication: FlashArray delivers data reduction technology, reducing bank’s storage needs by up to 83% with a 6:1 data reduction ratio. Pure’s data reduction technology proved to be 2.5x more cost-effective than competing products in terms of effective capacity. Additionally, using FlashArray’s built-in snapshot feature, the bank reduced replication time from 4 hours to less than 1mn – a 99% savings.
• Reduction in Cost and Data Center Footprint: FlashArray enabled the bank to replace 400 SSDs, saving disk purchasing costs – estimated at more than $485,000 – as well as huge savings in data center footprint and energy costs – estimated at $122,000 over a 5-year period.
• AI-Powered Storage Management: Pure1, Pure’s AI-powered storage management platform, enables the bank to track storage workload, capacity, and performance status. Proactive alerts immediately inform teams about potential challenges such as hardware degradation, software errors, and environmental issues before they can cause service interruptions.
  

“With Pure Storage FlashArray, Toss Bank was able to resolve performance issues of the existing storage and paved the way for reliable financial services. With the active support of the Pure Storage sales team, the all-flash products were delivered to our data center in just 2 weeks, accelerating our financial transformation,” said Donghyun park, systems engineer, infrastructure team, Toss Bank.

Case study: Toss Bank Drives Financial Services with FlashArray