Abap Performance Tuning By Hermann Gahm Updated
However, the priorities of some rules are changing, i.e. some aspects are less important due to the nature of the In-Memory Column Store but there are also certain patterns of non-optimal coding with higher impact on SAP HANA. Furthermore, there are completely new opportunities for performance tuning on SAP HANA which were not possible in the past, e.g. by pushing complex operations to the database.
abap performance tuning by hermann gahm updated
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This book is your guide for analyzing and optimizing ABAP source code (ABAP/4 and ABAP Objects). You'll learn about the analysis tools and performance-relevant technologies, and you'll discover how you can analyze existing source code and enhance your programming style. This is the resource you need to ensure that your ABAP programs are fully optimized.1. Analysis ToolsAfter reading this book, you'll know when and how to use analysis tools properly -- includingCode Inspector, performance trace, ABAP trace, or single records statistics.2. Programming TechnologiesGet detailed information on parallel processing, internal tables, SQL data processing, and muchmore, and learn how these technologies affect performance.3. BufferingExplore the different buffers that are available onthe SAP NetWeaver Application Server ABAP, and learn the most important buffer options to avoid unnecessary database accesses.4. Database TuningYou'll obtain a description of the database architecture and the technical background of databaseaccesses, and master the tuning options for database accesses.5. New DevelopmentsLearn from a comprehensive overview of the new developments in ABAP Release 7.0, EhP2, such as Transaction SAT, the innovations of the performance trace, and changes of internal tables.
Hermann Gahm is an SAP Support Consultant in the Technology & Performance area, and he has worked in the Active Global Support department of SAP AG since 2007. His tasks focus on the support of major SAP customers with regard to performance problems within the scope of ABAP developments for CPO (Customer Program Optimization) and BPPO services (Business Process Performance Optimization).While working as an ABAP developer at one of the largest commercial enterprises in Germany and as an SAP system administrator at the industry-leading enterprise for processing industrial credit and building society savings products, he finished his further training as an expert in business data processing at the IHK (German Chamber of Commerce and Industry). Here, his work focused on the performance analysis and optimization of mass data processing in SAP systems.He then joined SAP SI AG as an SAP technology consultant where he took over responsibility for various system, database, and ABAP program tuning projects for national and international customers.
Hi,\\n\\n The problem is solved. I tried with first debugging session and got the trace output successfully.\\n\\nThank you very much for your support.\\n\\nThanks and regards,\\nVenkat.\",\"author\":\"username\":\"former.member\",\"displayName\":\"Former Member\",\"groupIcons\":[],\"suspended\":true,\"isCurrentUser\":false,\"parentAuthor\":\"username\":\"hermann.gahm\",\"displayName\":\"Hermann Gahm\",\"groupIcons\":[\"name\":\"employee\",\"title\":\"This user is an SAP Employee\",\"priority\":21],\"suspended\":false,\"isCurrentUser\":false,\"id\":8418152,\"creationDate\":1307445316000,\"activeRevisionId\":9423623,\"lastActivity\":1307445316000,\"parentId\":8418128,\"originalParentId\":8417742,\"likeCount\":0,\"visibility\":\"full\",\"depth\":0,\"attachments\":[],\"canVoteUpOrCancel\":false,\"relations\":\"canReport\":false,\"visibility\":\"full\",\"canEdit\":false,\"canUseDelete\":false,\"isLiked\":false,\"type\":\"comment\",\"canVoteUpOrCancel\":false,\"canConvertToAnswer\":false,\"canBeModerated\":false,\"canViewRevisions\":false,\"showInReply\":false,\"reported\":false,\"canCancelReport\":false,\"canDelete\":false,\"canVoteDownOrCancel\":false,\"canComment\":false,\"canViewReports\":false,\"isCurrentUserAuthor\":false,\"liked\":false,\"moderatorComment\":false}]}}"); const simplifiedQuestionView = JSON.parse("true"); (function() window.pageContext = mergeDeep(pageContext, question: id: 8417742, plug: "issue-in-switching-on-performance-tuning-using-ron", votes: 0, questionTitle: "Issue in switching on performance tuning using /ron & /roff", isClosed: false, isLocked: false, isRedirected: false, redirectedFromTitle: "", redirectedFromId: "", closedStatusData: JSON.parse(""), userVoted: false, relations: JSON.parse("\"canClose\":false,\"canUnredirect\":false,\"canReport\":false,\"visibility\":\"full\",\"canEdit\":false,\"canUseDelete\":false,\"canReopen\":false,\"type\":\"question\",\"canVoteUpOrCancel\":false,\"canViewRevisions\":true,\"canUnlock\":false,\"reported\":false,\"canVoteDownOrCancel\":false,\"canLock\":false,\"canCancelReport\":false,\"canComment\":true,\"isCurrentUserAuthor\":false,\"canViewReports\":false"), isQuestionAccepted: true , childToViewInfo: id: "" , comments: JSON.parse("\"8417767\":\"rootParentId\":8417767,\"commentsCount\":5,\"comments\":[\"body\":\"Hi,\\n\\n The problem is solved. I tried with first debugging session and got the trace output successfully.\\n\\nThank you very much for your support.\\n\\nThanks and regards,\\nVenkat.\",\"author\":\"username\":\"former.member\",\"displayName\":\"Former Member\",\"groupIcons\":[],\"suspended\":true,\"isCurrentUser\":false,\"parentAuthor\":\"username\":\"hermann.gahm\",\"displayName\":\"Hermann Gahm\",\"groupIcons\":[\"name\":\"employee\",\"title\":\"This user is an SAP Employee\",\"priority\":21],\"suspended\":false,\"isCurrentUser\":false,\"id\":8418152,\"creationDate\":1307445316000,\"activeRevisionId\":9423623,\"lastActivity\":1307445316000,\"parentId\":8418128,\"originalParentId\":8417742,\"likeCount\":0,\"visibility\":\"full\",\"depth\":0,\"attachments\":[],\"canVoteUpOrCancel\":false,\"relations\":\"canReport\":false,\"visibility\":\"full\",\"canEdit\":false,\"canUseDelete\":false,\"isLiked\":false,\"type\":\"comment\",\"canVoteUpOrCancel\":false,\"canConvertToAnswer\":false,\"canBeModerated\":false,\"canViewRevisions\":false,\"showInReply\":false,\"reported\":false,\"canCancelReport\":false,\"canDelete\":false,\"canVoteDownOrCancel\":false,\"canComment\":false,\"canViewReports\":false,\"isCurrentUserAuthor\":false,\"liked\":false,\"moderatorComment\":false]"), answerPager: answersCount: 1, page: 1, pageSize: 10, pageCount: 1, sort: "votes" , answers: JSON.parse("[\"body\":\"Hi,you have to create a trace variant and activate the particluar units.or use ST12:see example here:/people/hermann.gahm/blog/2010/05/18/st12--tracing-function-modulesKind regards,Hermann\",\"author\":\"username\":\"hermann.gahm\",\"displayName\":\"Hermann Gahm\",\"groupIcons\":[\"name\":\"employee\",\"title\":\"This user is an SAP Employee\",\"priority\":21],\"suspended\":false,\"isCurrentUser\":false,\"id\":8417767,\"posted\":1307439524000,\"votes\":2,\"isAccepted\":true,\"isLocked\":false,\"userVoted\":\"\",\"relations\":\"score\":2,\"canCancelAccept\":false,\"canUnlock\":false,\"canUseDelete\":false,\"accepted\":true,\"canVoteDownOrCancel\":false,\"canLock\":false,\"canAccept\":false,\"type\":\"answer\",\"canVoteUpOrCancel\":false,\"isCurrentUserAuthor\":false,\"attachments\":[]]"), answerForm: formAction: "/answers/8417742/post.json", textareaName: "body", textareaErrors: "", isAttachmentsEnabled: true, answerEditorialGuideline: title: "Before answering", content: "You should only submit an answer when you are proposing a solution to the poster\'s problem. 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Login / Sign-up Search Questions and Answers 0 Former Member Jun 07, 2011 at 09:33 AM Issue in switching on performance tuning using /ron & /roff 108 Views Follow RSS Feed Hi Experts,