InterConnect 2017 : Programming languages in the enterprise: Which language should I use?
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This document discusses the programming languages suitable for enterprise environments, particularly focusing on modern languages like Java, Node.js, and Swift. It highlights the growth and performance of these languages on IBM's Z systems and underscores the need for modernization and developer productivity in the context of current technologies. Additionally, it provides insights into developer preferences and the challenges faced in using traditional versus modern programming languages.
InterConnect 2017 : Programming languages in the enterprise: Which language should I use?
- 1. InterConnect 2017 Programming languages in the enterprise: Which language should I use? Shereen Ghobrial Offering Management, IBM Compilers 1 3/17/2017
- 2. 2 3/17/2017 Please note IBMâs statements regarding its plans, directions, and intent are subject to change or withdrawal without notice at IBMâs sole discretion. Information regarding potential future products is intended to outline our general product direction and it should not be relied on in making a purchasing decision. The information mentioned regarding potential future products is not a commitment, promise, or legal obligation to deliver any material, code or functionality. Information about potential future products may not be incorporated into any contract. The development, release, and timing of any future features or functionality described for our products remains at our sole discretion. Performance is based on measurements and projections using standard IBM benchmarks in a controlled environment. The actual throughput or performance that any user will experience will vary depending upon many factors, including considerations such as the amount of multiprogramming in the userâs job stream, the I/O configuration, the storage configuration, and the workload processed. Therefore, no assurance can be given that an individual user will achieve results similar to those stated here.
- 3. âą The Application Developers âą Modern Languages for Enterprise Servers âą Java âą Node.js âą Swift âą Demo â CICS & Swift 3 3/17/2017 Agenda
- 4. Assembler COBOL PL/I C/C++ 4 3/17/2017 When were the following languages introduced to z Systems?
- 5. Assembler (early 1950s) COBOL (1959) PL/I (1964) C/C++ (1972/1983) 5 3/17/2017 When were the following languages introduced to z Systems?
- 6. The Application Developers 6 3/17/2017
- 7. 42% 50% 19% 45% Mobile Apps Desktop Apps Internet of Things Cloud & Backend Services 7 3/17/2017 What platforms do they target? Source: Developer Economics â State of the Developer Nation Q1 2016 | Licensed under CC BY ND | Copyrights VisionMobile Percent of professional developers targeting each sector (the same developer may target multiple sectors) (incl. mobile web) (incl. web)
- 8. ⹠Developers are typically multi- lingual, using the language that makes sense for the projects they are working on ⹠Java maintains the top spot despite rumors of its decline ⹠JavaScript the most popular scripting language ⹠Swift is on the rise (the newest language on the list) 8 3/17/2017 Which languages do they use? Top Programming Languages All populations in millions Language Population Java 14.0 C++ 13.1 JavaScript 11.6 C 11.3 C# 11.2 PHP 9.4 Swift or Objective C 8.8 Python 7.9 Perl 7.4 Ruby 6.8 Other 13.2 Source: Global Developer Population and Demographics Survey: Volume I, © 2016 Evans Data Corp.
- 9. The Motivation for Modern languages on z Systems 9 3/17/2017
- 10. 10 3/17/2017 Modern Application Design Public Cloud Services On-prem Services User-facing Client Apps Things / Sensors End Users
- 11. 11 3/17/2017 Modern Application Design Public Cloud Services On-prem Services User-facing Client Apps Things / Sensors End Users Developer Experience
- 12. 12 3/17/2017 Modern Application Design Public Cloud Services On-prem Services User-facing Client Apps Things / Sensors End Users Developer Experience Java Node.js Swift Java Node.js Swift Java Node.js Swift
- 13. 13 3/17/2017 Modern Application Design Public Cloud Services On-prem Services User-facing Client Apps Things / Sensors End Users Developer Experience Java Node.js Swift Java Node.js Swift Java Node.js Swift
- 14. 14 3/17/2017 Why do we need modern languages on IBM z Systems / LinuxONE? Skills: Millions of Available Developers Public Cloud Services On-prem Services User-facing Client Apps Things / Sensors End Users Developer Experience 1 Java Node.js Swift Java Node.js Swift Java Node.js Swift
- 15. 15 3/17/2017 Why do we need modern languages on IBM z Systems / LinuxONE? Modernization: Good fit for API Economy CICS REST (zOS Connect) COBOL App DB2 Java Node.js Swift 2 Java Node.js Swift Java Node.js Swift Java Node.js Swift Java Node.js Swift IMS Java Node.js Swift Java Node.js Swift mongoDB mariaDB Future Intention z System
- 16. 16 3/17/2017 Why do we need modern languages on IBM z Systems / LinuxONE? Performance: Put Your Back-End Closer to Your Data Front End 3 Front End Back End Back End z System mongoDB/ mariaDB DB2/ IMS Back End SLOW FASTFASTFAST
- 18. 18 Why Java? There are 14 million Java developers 80% of the worldâs corporate data resides on or originates on the mainframe Two pervasive technologies⊠âŠcombined for powerful performanceâŠ
- 19. 19 19 Classified Java projects as >= successful now have Java applications in production >80% 85% 95 client responses 68% Java Project on z 85% within 3 years 145 surveys returned In 1 week⊠How Successful was your project? Enterprise Architects System programmers Application Developers had the most influence On Java on z projects Survey Results: Clients are successfully using Java on mainframe
- 21. 21 3/17/2017 Node.js What is Node.js? âą Server-side JavaScript platform âą Built on Google's V8 JavaScript engine âą Goal: Efficiently build: âą fast, âą scalable, âą 'real-time' network applications âą Event-oriented, non-blocking, asynchronous I/O framework
- 22. Why Node.js? 22 3/17/2017 Productive Easy to use Scalable
- 23. 23 3/17/2017 Why Node.js? Productivity âą Large repository of modules: âą NPM: Node Package Manager âą Repository of community contributed modules âą Developers love it! âą 400k modules and growing! âą 3x growth rate vs other runtimes âą High productivity for application developers (due to available modules) Node.js (Feb 16, 2017 â modulecounts.com)
- 24. âą Event-driven, single-threaded model âą Eliminates concurrency and thread-safety worries âą Integration with JSON APIs 24 3/17/2017 Why Node.js? Simple to use
- 25. âą Node.js leverages the underlying async i/o support in the OS âą Thousands of concurrent connections with minimal overhead 25 3/17/2017 Why Node.js? Scalable
- 26. 26 3/17/2017 IBM SDK for Node.js Combine modern web JavaScript + Node.js applications with the benefits of z Systems hardware, monitoring, and security Compatible to Node.js 0.12, 4.x, 6.x High performance JavaScript for Linux on z Systems âą Highly scalable, event-driven platform with non-blocking I/O âą Thousands of concurrent connections with minimal overhead âą Up to 2x better performance over Intel on AcmeAir* z Systems connectivity âą Co-locate Node.js apps for reduced latency accessing z/OS data/services âą Up to 2.5x better throughput, 60% faster response time to DB2 on z/OS* Security and dependability âą Leverages the trusted environments of z Systems to maximize security and uptime of critical Node.js applications. Unified diagnostics tooling with IBM SDKs for JavaÂź âą Monitor your application with IBM Health Center http://www.ibm.com/developerworks/web/nodesdk
- 27. 27 3/17/2017 Unified Tooling âą Unified diagnostics tooling with IBM SDKs for JavaÂź âą Monitor with Health Center âą Quick to deploy, small impact live monitoring tool âą Tracks Memory+ CPU usage, Garbage collection, application hot spots, and more! âą http://www.ibm.com/developerworks/java/jdk/tools/healthcenter âą Debug with Interactive Diagnostics Data Explorer (IDDE) âą FFDC with nodereport: https://github.com/nodejs/nodereport âą Post mortem dump analysis âą http://www.ibm.com/developerworks/java/jdk/tools/idde âą Node Application Metrics (appmetrics) âą npm module instruments the Node.js runtime for performance monitoring âą https://www.npmjs.com/package/appmetrics
- 28. 28 3/17/2017 Benefits of Co-locating Node.js with Data DB2 Twitter Linux zOS Accessing DB2 data on z/OS Node.js co- located on Linux on z vs off-platform 60% Faster Response Time 2.5x Better Throughput z/OS Connect IMS WebSphere App Server CICS
- 29. 29 3/17/2017 IBM SDK for Node.js and Community Drivers (LinuxONE) âą IBM SDK for Node.js âą Matches and extends community version - shares 99% of code! âą Introduces additional RAS capabilities âą core debugging with IBM Diagnostic and Data Explorer (IDDE) âą Security Fixes, License + Code scans IBM SDK for Node.js Community V1.1.x 0.10.x V1.2.x 0.12.x V4.x V4.x LTS V6.x V6.x LTS *community drivers available*
- 30. 30 3/17/2017 IBM SDK for Node.js - z/OS âą Node.js on z/OS Tech Preview âą https://developer.ibm.com/node/sdk/ztp âą Open Source Collaboration Model âą Contributions and feedback welcomed! âą GitHub pull requests, IBM SDK for Node.js community âą V8: github.com/ibmruntimes/v8z (Branch: 3.28-zos, 5.1-zos) âą Node: github.com/ibmruntimes/node (Branch: v0.12-zos) âą libuv: github.com/libuv/libuv (Version: v1.11 or newer)* âą Libuv upstreamed to official repository
- 32. 32 3/17/2017 Swift Ecosystem WWDC 2014 Apple releases a new programming language called âSwiftâ WWDC 2015 Apple announces to open source Swift âSwift is growing faster than anything else we trackâ June 2014 June 2015 July 2015 Nov. 2015 Apple releases Swift as Open Source. Dec. 3, 2015 Jan. 2016 Programming Language Rankings Swift âmeteoric riseâ continues. âSwift moves up one spot from #18 to #17 Y/YâŠand is within hailing distance of out Tier 1 languagesâ. Introducing the IBM Swift Sandbox Feb 2016 IBM InterConnect 2016 IBM to bring Swift to the cloud to radically simplifying end-to-end development of apps Swift #2 âMost Lovedâ Nov. 2016 Mar. 2016 Tokyo Sep. 2016 NYC IBM Bluemix Runtime for Swift ïŒ Industry backing ïŒ Developers acceptance ïŒ Tools & packages ïŒ Conferences & meetups
- 34. 34 3/17/2017 Why Swift? Performant 4 4.3 15.8 134.2 0 20 40 60 80 100 120 140 160 Swift Java JavaScript Ruby Duration(s) (lowerisbetter) Performance: Fast 15 32.2 25.3 54.6 0 10 20 30 40 50 60 Swift Java JavaScript Ruby MemoryUsage(MB) (lowerisbetter) Performance: Low Memory Source: benchmarksgame.alioth.debian.org/u64q/performance.php?test=spectralnorm
- 35. Easy to learn Simple to use Strong foundation on LLVM 35 3/17/2017 Why Swift? Modern
- 36. âą Type safe âą Helps developers refactor, extend, iterate on solutions. âą Error detection at compile time âą Automatic initialization âą Variables are automatically initialized âą Memory is automatically allocated and managed. 36 3/17/2017 Why Swift? Safe
- 37. 37 3/17/2017 We have already started the journey âą IBM has been working with the open source community to improve Swift for the server platform, with many changes already integrated into Swift 3.0 âą IBM has already enabled LinuxONE on IBM Swift Sandbox âą IBM has pushed all code for LinuxONE to github âą Swift 3.0 GAâed in September 2016 with full LinuxONE support âą IBM is working to bring Swift to z/OS to modernize the whole z ecosystem (contact us to join our beta program).
- 38. âą Core tools to develop in Swift: âą Compiler (Swift 3) âą Swift Runtime âą Debugger (lldb) âą Web framework (Kitura) âą World class service & support 38 3/17/2017 Introducing a new offering: IBM Toolkit for Swift â Linux on z Systems Available: March 17th, 2017Available: March 17th, 2017
- 39. âą We are looking for innovators and early adopters âą For both Swift & Node.js âą Validate user scenarios and get early access to the latest drivers. âą If interested, contact: âą Shereen Ghobrial: shereen@ca.ibm.com âą Roland Koo: rkoo@ca.ibm.com 39 3/17/2017 You can impact the future
- 40. Demo CICS & Swift 40 3/17/2017
- 41. 41 3/17/2017 Notices and disclaimers Copyright © 2017 by International Business Machines Corporation (IBM). No part of this document may be reproduced or transmitted in any form without written permission from IBM. U.S. Government Users Restricted Rights â use, duplication or disclosure restricted by GSA ADP Schedule Contract with IBM. Information in these presentations (including information relating to products that have not yet been announced by IBM) has been reviewed for accuracy as of the date of initial publication and could include unintentional technical or typographical errors. IBM shall have no responsibility to update this information. This document is distributed âas isâ without any warranty, either express or implied. In no event shall IBM be liable for any damage arising from the use of this information, including but not limited to, loss of data, business interruption, loss of profit or loss of opportunity. IBM products and services are warranted according to the terms and conditions of the agreements under which they are provided. IBM products are manufactured from new parts or new and used parts. In some cases, a product may not be new and may have been previously installed. Regardless, our warranty terms apply.â Any statements regarding IBM's future direction, intent or product plans are subject to change or withdrawal without notice. Performance data contained herein was generally obtained in a controlled, isolated environments. Customer examples are presented as illustrations of how those customers have used IBM products and the results they may have achieved. Actual performance, cost, savings or other results in other operating environments may vary. References in this document to IBM products, programs, or services does not imply that IBM intends to make such products, programs or services available in all countries in which IBM operates or does business. Workshops, sessions and associated materials may have been prepared by independent session speakers, and do not necessarily reflect the views of IBM. All materials and discussions are provided for informational purposes only, and are neither intended to, nor shall constitute legal or other guidance or advice to any individual participant or their specific situation. It is the customerâs responsibility to insure its own compliance with legal requirements and to obtain advice of competent legal counsel as to the identification and interpretation of any relevant laws and regulatory requirements that may affect the customerâs business and any actions the customer may need to take to comply with such laws. IBM does not provide legal advice or represent or warrant that its services or products will ensure that the customer is in compliance with any law.
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