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Alfresco
Introduction
To talk about backup is to talk about business continuity. Multiple types of hazards can occur while a system is operating, hardware or software failures, data corruption, natural disasters, human errors, performance issues, etc. Also planned or unplanned interruptions like maintenance tasks or upgrades must be taken into account for business continuity.

Sincetheprotection,integrity,privacyofcontentsandthebusinesscontinuityofservicemattertoAlfresco,weareawareof theimportanceofbackupand recovery. Thisdocumentisabouthelping youbecome familiar with the main components of Alfresco in order to develop abackupandrecoverystrategy forAlfrescoEnterprise4andhigher. Itiswidelyandincorrectlythought that security is solely a task or a product, but when wetalk about security we arespeaking about a continuous process. Therefore we must also take into consideration the

Security Plan of the organization, the organization’s Contingency Plan and their Disaster Recovery Plan.
Depending on the particular needs of each project the number of backed up components may vary in terms of number of servers or locations. This document will cover all components, procedures and methodologies for all needed components in Alfresco in order to be able to backup and restore any production environment.

Table of contents
INTRODUCTION ……………………………………………………………………………………………………………..1
COSTS AND BUSINESS IMPACT……………………………………………………………………………………………….1
BACKUPS METHODS…………………………………………………………………………………………………………….2
DISASTER RECOVERY ………………………………………………………………………………………………………….2
BACKUP OVERVIEW AND STRATEGY……………………………………………………………………………..5
SCHEDULING AN ALFRESCO BACKUP……………………………………………………………………………………….5
Solr scheduled backup job …………………………………………………………………………………………………………………………… 5
Lucene scheduled backup job………………………………………………………………………………………………………………………. 7
Other scheduled jobs to consider on a backup strategy …………………………………………………………………………………… 9
BACKUP PROCEDURE ………………………………………………………………………………………………….10
WHAT MUST BE BACKED UP…………………………………………………………………………………………………10
STATIC DATA …………………………………………………………………………………………………………………..10
DYNAMIC DATA ………………………………………………………………………………………………………………..10
WHY IS ORDER IMPORTANT? ……………………………………………………………………………………………….11
COLD BACKUP …………………………………………………………………………………………………………………11
WARM BACKUP ………………………………………………………………………………………………………………..12
HOT BACKUP …………………………………………………………………………………………………………………..12
Backing up the Database …………………………………………………………………………………………………………………………… 13
RESTORE……………………………………………………………………………………………………………………..16
COLD BACKUP RESTORE …………………………………………………………………………………………………….16
HOT BACKUP RESTORE ………………………………………………………………………………………………………16
Notes for Lucene restore……………………………………………………………………………………………………………………………. 17
SINGLE FILE RESTORATION………………………………………………………………………………………………….17
RESTORING CONTENT FILES ……………………………………………………………………………………………….18
THIRD PARTY RESOURCES FOR ALFRESCO BACKUP AND DISASTER RECOVERY ……….20
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