1、October 2022|www.tmforum.orgAuthor:Rahul Gupta,Senior AnalystEditor:Ian Kemp,Managing Editorsponsored by:mainframemodernization:charting a course to cloud nativecontents03 the big picture06 section 1:modernize or phase out?11 section 2:modernization in tandem with cloud migration15 section 3:hypersc

2、alers and the hybrid approach 19 section 4:make it happen simple considerations for mainframe modernization 22 additional feature:telecom industry transformation needs and challenges24 additional resourcesWe hope you enjoy the report and,most importantly,find ways to use the ideas,concepts and recom

3、mendations detailed within.You can send your feedback to the editorial team at TM Forum via editortmforum.orgbigpicturethe3inform.tmforum.orgMainframes are still used for applications like bulk data and large-scale transaction processing on account of their greater power.Most architectures were esta

4、blished in the 1960s,but they continue to evolve and are still an integral part of on-premises server setups for many communications service providers(CSPs)and enterprises.According to IBM,mainframes are still used by all ten of the worlds largest insurers,92 of the worlds top 100 banks,18 of the to

5、p 25 retailers and 70%of Fortune 500 companies.IBM estimates they handle 90%of all credit card transactions,68%of all production IT workloads and 80%of all computer processing carried out by the worlds largest airlines,banks,insurance companies and retailers.For telecoms operators,the critical quest

6、ion is:can they use a modernized version of their mainframes as a key enabler on their journey to cloud-based services?It may seem logical that the cloud era would spell the demise of mainframes,with their perceived lack of flexibility and high cost to run and maintain.But many organizations are sti