SAP - What is SAP Instance and SID, Configure SAP GUI

What is an Instance?

SAP instance is a group of resources ....

• Memory
• Work Processes
• Dispatcher
• Gateway

3種類instances

• Dialog instance
• Central Instance
• Database Instance

SAP System= Dialog Instance + Central Instance + Database Instance.

Configure SAP GUI

Step 1) Click on 新增 button

Step 2) Fill the Server details

• 連線類型 Connection Type: 自訂應用程式伺服器 Custom Application Server
• 說明 Description: - Name of instance
• 應用程式伺服器 Application Server: - IP address of remote application server
• 事例號碼 Instance number: which you can find from os level (Unix) Goto /usr/sap/sid/DVEBGMS00 Here instance number = 00
• System ID: - As per you setting which you have specified during installation time.