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Oracle Apps DBA: Keeping E-Business Suite Alive · Module 6 · Cloning

Configuring the target

Lesson 60 of 184 · 2 min

New hostname, new ports, new paths. Where each is set, and THE ONE THAT IS SET IN THREE PLACES. The configuration utility handles the bulk of this, and knowing what it is doing is what lets you diagnose it when it does not. PATHS ARE THE MOST MECHANICAL AND THE MOST NUMEROUS. Every directory reference in the context file changes to the target's layout, and AutoConfig regenerates everything derived from them. A path the utility does not know about — an interface directory somebody added by hand — is not changed, which is Lesson 5's territory. PORTS CHANGE VIA THE PORT POOL, WHICH IS WHY MODULE 2 LESSON 7 MATTERS HERE. Give the clone a different pool and every derived port moves together. Cloning onto a host that already runs an instance with the same pool is a collision, and the symptom is a service that will not start because…

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In this module: Module 6 · Cloning

  1. 1Why anybody wants a clone
  2. 2The clone process, end to end
  3. 3Preparing the source without an outage
  4. 4Configuring the target
  5. 5What a clone does not copyFree preview
  6. 6The post-clone checklist
  7. 7Cloning between different hosts and versions
  8. 8Refreshing rather than cloning
  9. 9Making it repeatable
  10. 10What breaks: four cloning failures
  11. 11Lab briefing · Clone, then find what you missed