Seagate ST43401N/ND Informations techniques télécharger pdf (Page 101)

Migrating to Sybase Adaptive Server Enterprise 11.5 7-1

Test: Ensuring Stability and

Performance 7.

Introduction

This chapter will help you evaluate testing methods and develop a

testing plan. It contains these sections:

• The Goal of Testing 7-1

• Setting Up the Test Environment 7-2

• Prioritizing Applications to be Tested 7-3

• Establishing Performance Criteria 7-3

• Developing Fallback Procedures 7-4

• Summary of Testing Techniques 7-4

• Writing Performance Scripts 7-6

• Test Cycle: Summary of Tests 7-9

• Test Cycle: Testing for Performance 7-10

➤

Note

This chapter is intended as a guide to various kinds of tests. You should use

those suggestions that ﬁt your business needs and resources. Full-scale

testing as described here is recommended but not required for migration

success.

The Goal of Testing

The primary goal of testing is to ensure that after migration:

• Application behavior is predictable.

• Application and operational service levels are preserved or

exceeded.

• The test and production systems are stable and the data is safe.

• The upgrade is successful and does not adversely impact the

production system.

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Seagate ST43401N/ND Informations techniques Page 101