Groups Memberssapinst sapadm4.3 Required File Systems and DirectoriesThe following sections describe the directory structures for the SAP system, how to set up SAP filesystems for the SAP system and, if required, raw devices on operating system level:NOTEThe installation of any SAP system does not require a special file system setup or separate partitions.¾ PpÂf SAP Directories [page 51]¾ PpÂf Performing Switchover Preparations for High Availability [page 62]¾ PpÂf Oracle Directories [page 57]¾ PpÂf Setting Up File Systems for High-Availability [page 58]4.3.1 SAP DirectoriesDepending on the installation option you have chosen, the installer automatically creates thedirectories listed in the following figures and tables. Before running the installation, you have to set upthe required file systems manually. In addition, you have to make sure that the required disk space forthe directories to be installed is available on the relevant hard disks.The installer creates the following types of directories:¾ PpÂf Physically shared directories¾ PpÂf Logically shared directories¾ PpÂf Local directoriesDirectories of the SAP SystemThe figure below assumes that you have set up one file system for the SAP system mount directory and one file system for the /usr/sap directory. However, you have to decide for whichdirectories you want to set up separate file systems. If you do not set up any file system on yourinstallation host, the installer creates all directories in the root directory (/ ).
The installer prompts you only for the directory during the installation.
The following figure shows the directory structure of the SAP system:
4 Preparation
4.3 Required File Systems and Directories
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