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PostgreSQL 9 Administration Cookbook LITE: Configuration, Monitoring and Maintenance

Hannu Krosing, Simon Riggs, PostgreSQL

Ebook

PostgreSQL 9 Administration Cookbook: LITE
- Table of Contents
- PostgreSQL 9 Administration Cookbook: LITE
- Credits
- About the Authors
- About the Reviewers
- Preface
  - What this book covers
  - What you need for this book
  - Who this book is for
  - Conventions
  - Reader feedback
  - Customer support
    - Downloading the example code for this book
    - Errata
    - Piracy
    - Questions
- 1. Configuration
  - Introduction
  - Reading the Fine Manual (RTFM)
    - How to do it...
    - How it works...
    - Theres more...
  - Planning a new database
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
  - Changing parameters in your programs
    - How to do it...
    - How it works...
    - There's more...
  - What are the current configuration settings?
    - How to do it...
    - How it works...
  - Which parameters are at non-default settings?
    - How to do it...
    - How it works...
    - There's more...
      - Who set that?
  - Updating the parameter file
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
  - Setting parameters for particular groups of users
    - How to do it...
    - How it works...
  - Basic server configuration checklist
    - Getting ready
    - How to do it...
  - Adding an external module to PostgreSQL
    - Getting ready
    - How to do it...
      - How it works...
    - Running server in power saving mode
      - Getting ready
      - How to do it...
      - How it works...
- 2. Monitoring and Diagnosis
  - Introduction
    - Monitoring is important
    - Providing PostgreSQL information to monitoring tools
    - Where to find more information about generic monitoring tools
    - Realtime view using pgAdmin
  - Is the user connected?
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
      - What if I want to know "is that computer connected?"
  - What are they running?
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
      - How to catch queries which runs only for a few milliseconds
      - How to watch longest queries
      - Watching queries from ps
    - See also
  - Are they active or blocked?
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
      - No need for "= true"
      - This shows only queries waiting on locks
  - Who is blocking them?
    - Getting ready
    - How to do it...
    - How it works...
  - Killing a specific session
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
      - Try to cancel the query first
      - If the backend won't terminate
      - Use statement timeout to clean up queries which take too long
      - Killing "Idle in transaction" queries
      - You can also kill the backend from command line
  - Resolving an in-doubt prepared transaction
  - Is anybody using a specific table?
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
      - The quick and dirty way
      - Collecting daily usage statistics
  - When did anybody last use it?
    - Getting ready
    - How to do it...
      - Looking at file dates
    - How it works...
    - There's more...
      - There may be last-use information in future version of PostgreSQL
  - How much disk space is used by temporary data?
    - Getting ready
    - How to do it...
      - When temp_tablespaces has one or more tablespaces
      - When temp_tablespaces is empty
    - How it works...
    - There's more...
      - Finding out if temporary file is in use any more
      - Logging temporary file usage
  - Why are my queries slowing down?
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
      - Do the queries return significantly more data than earlier?
      - Do the queries also run slowly when run alone?
      - Is the second run of same query also slow?
    - See also
  - Investigating and reporting a bug
    - Getting ready
    - How to do it...
    - How it works...
    - See also
      - The official PostgreSQL bug/problem reporting guides
  - Producing a daily summary of logfile errors
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
      - Writing your own log processor
    - See also
- 3. Regular Maintenance
  - Introduction
  - Controlling automatic database maintenance
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
    - See also
  - Avoiding auto freezing and page corruptions
    - Getting ready
    - How to do it...
  - Avoiding transaction wraparound
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
    - See also
  - Removing old prepared transactions
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
  - Actions for heavy users of temporary tables
    - How to do it...
    - How it works...
  - Identifying and fixing bloated tables and indexes
    - How to do it...
    - How it works...
    - There's more...
  - Maintaining indexes
    - Getting ready
    - How to do it...
    - How it works...
    - There's more...
    - See also
  - Locating the unused indexes
    - How to do it...
    - How it works...
    - See also
  - Carefully removing unwanted indexes
    - How to do it...
    - How it works...
  - Planning maintenance
    - How to do it...
    - How it works...
- Index

Tytuł: PostgreSQL 9 Administration Cookbook LITE: Configuration, Monitoring and Maintenance
Autor: Hannu Krosing, Simon Riggs, PostgreSQL
Tytuł oryginału: PostgreSQL 9 Administration Cookbook LITE: Configuration, Monitoring and Maintenance.
ISBN: 9781849516433, 9781849516433
Data wydania: 2011-05-13
Format: Ebook
Identyfikator pozycji: e_3cls
Wydawca: Packt Publishing

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