Answer / moin

Extended Memory: The memory which is exclusively used by the R/3 work process is called as Extended Memory.

Program/PXA Buffer: The program buffer is used for storing ABAP program loads before they are executed within individual work processes.It is also known as ABAP Buffer.The PXA should show hit ratios of 95% or more otherwise you will see, for example a high load and generation time on your SAP instance.

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3 Answers  

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What to do if If Buffer Hit ratio is less than 95%

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Explain what is an “ok” code is and what is the difference between “t-code” and “ok” code?

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how to create list of users available in a client?

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What is luw (logical unit of work)?

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How to lock a transaction?

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In nw7.1 the Jstart program is requied to start the central instance

2 Answers   Cap Gemini,

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