System Maintenance Menu 1 Start System 2 Install System Software 3 Run Diagnostics 4 Recover System 5 Enter Command Monitor 6 Select Keyboard Layout About the Standalone Shell (sash) The Command Monitor has been designed to keep it independent of operating systems and as small as possible. Therefore, the Command Monitor cannot directly boot files residing in IRIX or other operating system file trees. However, the Command Monitor provides a two-level boot mechanism that lets it load an intermediary program that understands filesystems; this program can then find and load the desired boot file. The program is called the standalone shell, and is referred to as sash. sash is a reconfigured and expanded version of the Command Monitor program, and includes the modules needed to handle operating system file structures. It also has enhanced knowledge about devices. After the system software is installed, a copy of sash is located in the volume header of the first disk. The header contains a very simple file structure that the Command Monitor understands. You can also boot sash from tape or across the network. Booting the Standalone Shell (sash) To boot sash from your disk:
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