Backups don't make me money
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Backups aren't exciting or glamorous. They don't make you money and there's no such thing as a valid backup. But, understanding your restores is exciting! Let me draw you a few pictures of database restores at their most ironic, entertaining, and even thrilling.
![“Backups don’t make me money” ,[object Object]](https://image.slidesharecdn.com/ignitemysqlbackups-100415154908-phpapp02/85/Backups-don-t-make-me-money-1-320.jpg)
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Backups don't make me money
- 3. I have blueprints, and the fabrication drawings. http://www.flickr.com/photos/chicagogeek/
- 7. -- MySQL dump 10.13 Distrib 5.1.44, for pc-linux-gnu (i686)---- Host: localhost Database: mysql-- -------------------------------------------------------- Server version 5.1.44-community-log/*!40101 SET @OLD_CHARACTER_SET_CLIENT=@@CHARACTER_SET_CLIENT */;/*!40101 SET @OLD_CHARACTER_SET_RESULTS=@@CHARACTER_SET_RESULTS */;/*!40101 SET @OLD_COLLATION_CONNECTION=@@COLLATION_CONNECTION */;/*!40101 SET NAMES utf8 */;/*!40103 SET @OLD_TIME_ZONE=@@TIME_ZONE */;/*!40103 SET TIME_ZONE='+00:00' */;/*!40014 SET @OLD_UNIQUE_CHECKS=@@UNIQUE_CHECKS, UNIQUE_CHECKS=0 */;/*!40014 SET @OLD_FOREIGN_KEY_CHECKS=@@FOREIGN_KEY_CHECKS, FOREIGN_KEY_CHECKS=0 */;/*!40101 SET @OLD_SQL_MODE=@@SQL_MODE, SQL_MODE='NO_AUTO_VALUE_ON_ZERO' */;/*!40111 SET @OLD_SQL_NOTES=@@SQL_NOTES, SQL_NOTES=0 */;---- Current Database: `schema`--CREATE DATABASE /*!32312 IF NOT EXISTS*/ `schema` /*!40100 DEFAULT CHARACTER SET latin1 */; USE `schema`; USE `schema`; USE `schema`; Importing with mysql -d schematest< schemadump.sql doesn’t help
- 9. <3 xkcd.com
- 16. Oh, and the CTO from the opening slide?
Notas del editor
- internal resources exhausted -- physically, skills etc.
- backups get all the glory, but it’s restores that are important.
- if you haven’t tested restores, you don’t know how long anything will take. mysql dump is like this.
- datafile copies get all the imperfections of their parent
- things you’re mitigating against
- it doesn’t help to not notice this error for several hours either
- fantastic use of regular expressions on log files allowed us parse out the import from the actual updates to the data
- hardware poblem.
- time is of the essence in these moements. and as we know very large datasets take a very long time to restore/recover/import
- displeased with the bill, started a project to implement backups
- we manually unloaded his data from datafiles and recovered most of it.
- having backups won’t make solve all your woes, but it does provide options and