Development

Overview

Background

The MPS History (MpsHist) is a software system for storing MPS History Messages in an RDB.

Thesaurus

• LP: link processor

Requirements

Use Cases

1. User must figure out what's going on with MPS (performance statistics).
   • Author: snorum
   • Reason: Our mission.

1. User must search and do analysis on messages.
   • Author: snorum
   • Reason: For diagnostics.

Functional Specification

1. MpsHS must capture all messages.
   • Origin: Use Case #1
   • How to test: All accepted messages must be in the database.

1. MpsHS must write all messages to RDB.
   • Origin: Use Case #2
   • How to test: All accepted messages must be in the database.

Constraints

• Messages are streamed at up to 1MB/sec.
• MpsHS must support Oracle RDB.
• LP is a time-critical VME IOC (2.8 msecs).
• LP might not be busy for a while, so no timeouts must be introduced.

Design

Comments

• Open to possibility of sending messages directly from LP to RDB.

User's Guide

Programmer's Guide

References

Administration

Task lists and schedules, spreadsheets etc.