HP Surestore Disk Array 12h System Administrator's Guide for HP-UX, MPE, and W - Page 166

Using the ARDIAG Offline Diagnostic on MPE Definition of Terms Definition of Terms The following terms are used in this chapter. MPE Hewlett-Packard's version of the MPE® Operating System. SIO "Server I/O". The driver environment for the current Series 800 MPE system. Proprietary, non-reentrant, port-server drivers. Communication is via message passing. SERIES 800 MPE PA-RISC multi-user systems. These systems utilize the SIO subsystem. ISL "Initial System Loader" This is the first piece of software loaded from outside the SPU and executed during the boot process. ODE "Offline Diagnostic Environment" The software architecture consisting of several modules to provide diagnostic functionality via ISL support media for Series 800 MPE 10.0+ systems. LIF "Logical Interchange Format" A standard disk format that may be used for interchange of files among various HP computer systems. A LIF volume contains a header (identifying it as a LIF volume) and a directory that defines the contents of the volume. A boot device with a valid LIF is assumed to have bootable media. SOM "Spectrum Object Module" A SOM is the smallest unit that may be generated by a compiler, and it may exist as a single entity or as part of a collection. MPE 166