User`s guide

3
Contents
Preface 7
About This Guide .........................................................................................................................................7
Who Should Read This Guide ......................................................................................................................7
Organization of This Guide ..........................................................................................................................8
Documentation Conventions.........................................................................................................................8
Typographical Conventions...............................................................................................................9
Shell Prompts in Command Examples ..............................................................................................9
General Conventions .......................................................................................................................10
Feedback.....................................................................................................................................................10
OpenVZ Philosophy 11
About OpenVZ Software............................................................................................................................11
What is OpenVZ..............................................................................................................................11
OpenVZ Applications......................................................................................................................12
Distinctive Features of OpenVZ.................................................................................................................12
OS Virtualization.............................................................................................................................13
Network Virtualization....................................................................................................................13
Templates ........................................................................................................................................13
Resource Management ....................................................................................................................14
Main Principles of OpenVZ Operation.......................................................................................................15
Basics of OpenVZ Technology .......................................................................................................15
Understanding Templates................................................................................................................17
Understanding Licenses...................................................................................................................18
OpenVZ Configuration....................................................................................................................18
Hardware Node Availability Considerations..............................................................................................19
Installation and Preliminary Operations 20
Installation Requirements ...........................................................................................................................20
System Requirements ......................................................................................................................20
Network Requirements....................................................................................................................22
Installing and Configuring Host Operating System on Hardware Node.....................................................23
Choosing System Type....................................................................................................................23
Disk Partitioning..............................................................................................................................24
Finishing OS Installation.................................................................................................................26
Installing OpenVZ Software.......................................................................................................................27
Downloading and Installing OpenVZ Kernel..................................................................................27
Configuring Boot Loader.................................................................................................................27
Setting sysctl parameters .................................................................................................................27
Downloading and Installing OpenVZ Packages..............................................................................29
Installing OS Templates ..................................................................................................................29
Operations on Virtual Private Servers 31
Creating and Configuring New Virtual Private Server...............................................................................31
Before you Begin.............................................................................................................................31
Choosing Virtual Private Server ID.................................................................................................32
Choosing OS Template....................................................................................................................33
Creating Virtual Private Server .......................................................................................................33