A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X Y
Z
A
About This Guide
About This Guide
Introduction
Accessing Virtuozzo Objects via SNMP
Adding Multiple Virtual Disks to Containers
Adding New Devices
Advanced Tasks
Advanced Tasks
Organization of This Guide
Aligning Disks and Partitions in Virtual Machines
Applying New Configuration Samples to Containers
Assigning USB Devices to Virtual Machines
Attaching Backups to Virtual Machines and Containers
Available Capabilities for Containers
B
Backups Overview
Basics of Hardware Virtualization
Basics of OS Virtualization
Binding CPUs to NUMA Nodes
Binding CPUs to NUMA Nodes
Managing CPU Resources
C
Capabilities Defined by POSIX Draft
Changing System Time from Containers
Changing Virtual Machine Disk Type
Checking for Updates
Checking Prerequisites
Choosing an OS EZ Template
Compacting Disks
Configuring Additional Memory Parameters
Configuring Additional Memory Parameters
Managing Memory Parameters for Virtual Machines
Configuring Capabilities
Configuring CPU Affinity for Virtual Machines and Containers
Configuring CPU Affinity for Virtual Machines and Containers
Managing CPU Resources
Configuring CPU Limits for Virtual Machines and Containers
Configuring CPU Limits for Virtual Machines and Containers
Managing CPU Resources
Configuring CPU Units
Configuring CPU Units
Managing CPU Resources
Configuring Disk I/O Bandwidth
Configuring HA Priority for Virtual Machines and Containers
Configuring HA Priority for Virtual Machines and Containers
Monitoring Cluster Status
Configuring IP Address Ranges for Host-Only Networks
Configuring Legacy Containers
Configuring Legacy Containers
Managing Memory Parameters for Containers
Configuring Main Memory Parameters
Configuring Main Memory Parameters
Managing Memory Parameters for Virtual Machines
Configuring Main VSwap Parameters
Configuring Main VSwap Parameters
Managing Memory Parameters for Containers
Configuring Network Bandwidth Management
Configuring Network Classes
Configuring Network Settings
Configuring Network Settings
Creating and Configuring Docker-enabled Containers
Configuring Offline Management
Configuring Offline Management
Container Network Modes
Configuring OOM Killer Behavior
Configuring OOM Killer Behavior
Managing Memory Parameters for Containers
Configuring Passwordless Access to the Source Node
Configuring Priority Levels for Virtual Machines and Containers
Configuring Resource Relocation Modes
Configuring the Memory Allocation Limit
Configuring the Memory Allocation Limit
Managing Memory Parameters for Containers
Configuring the Number of I/O Operations Per Second
Configuring veth Adapter Parameters
Configuring Virtual Adapter Parameters
Configuring Virtual Devices
Configuring Virtual Machines and Containers in Bridged Mode
Configuring Virtual Machines and Containers in Host-Routed Mode
Configuring Virtual Network Parameters
Configuring Virtual Network Parameters
Creating a Virtual Network
Configuring Virtuozzo Application Catalog
Connecting Containers to Virtual Networks
Connecting Containers to Virtual Networks
Connecting Virtual Networks to Adapters
Connecting Virtual Machines to Virtual Networks
Configuring Virtual Machines and Containers in Host-Routed Mode
Connecting Virtual Machines to Virtual Networks
Connecting Virtual Networks to Adapters
Connecting Virtual Networks to Adapters
Connecting Containers to Virtual Networks
Connecting Virtual Networks to Adapters
Connecting with a VNC Client
Connecting with a VNC Client
Enabling VNC Access to Virtual Machines and Containers
Container Network Modes
Converting Third-Party Virtual Machines and Disks
Converting VZFS Containers to the New Layout
Copying Virtual Machines and Containers within Server
CPU Limit Specifics
Configuring CPU Limits for Virtual Machines and Containers
CPU Limit Specifics
Creating a Virtual Network
Connecting Containers to Virtual Networks
Connecting Virtual Networks to Adapters
Creating a Virtual Network
Creating and Configuring Docker-enabled Containers
Creating and Configuring Docker-enabled Containers
Using iptables Modules in Containers
Creating and Deleting veth Network Adapters
Creating and Deleting Virtual Adapters
Creating Configuration Files for New Linux Distributions
Creating Configuration Files for New Linux Distributions
Requirements for Migrating to Containers
Creating Container Instances
Creating Container Instances
Managing Virtuozzo Application Passwords
Creating Containers with the New Layout
Converting VZFS Containers to the New Layout
Creating Containers with the New Layout
Creating Customized Containers
Creating Customized Containers
Creating Virtual machines and Containers
Creating Snapshots
Creating Snapshots
Reverting to Snapshots
Creating Templates
Creating Virtual Machine Instances
Creating Virtual machines and Containers
Creating VLAN Adapters
Creating VZFS-based Containers
Customizing Container Reinstallation
D
Deleting Devices
Deleting Snapshots
Deleting Snapshots
Increasing Disk Capacity
Reducing Disk Capacity
Deleting Virtual Machines and Containers
Deleting Virtual Networks
Deploying Templates
Detaching Backups from Virtual Machines and Containers
Determining Container Identifiers by Process IDs
Differences Between Host-Routed and Bridged Network Modes
Disabling Golden Image Functionality
Disk Quota Parameters
E
Enabling and Disabling High Availability for Nodes
Enabling and Disabling High Availability for Specific Virtual Machines and Containers
Enabling and Disabling Offline Management
Configuring Offline Management
Enabling and Disabling Offline Management
Enabling and Disabling Offline Services
Configuring Offline Management
Enabling and Disabling Offline Services
Enabling and Disabling Per-Container Quotas
Enabling and Disabling Per-Container Quotas
Managing Disk Quotas
Enabling and Disabling Per-User and Per-Group Quotas
Enabling and Disabling Per-User and Per-Group Quotas
Managing Disk Quotas
Enabling CPU Hotplug for Virtual Machines
Enabling CPU Hotplug for Virtual Machines
Managing CPU Resources
Enabling Memory Hotplug for Virtual Machines
Enabling Memory Hotplug for Virtual Machines
Managing Memory Parameters for Virtual Machines
Enabling NFSv4 Support for Containers
Enabling NFSv4 Support for Containers
Setting Up NFS Server in Containers
Enabling Sizes Over 2 TB for Legacy Virtual Disks
Enabling VNC Access to Containers
Enabling VNC Access to Containers
Enabling VNC Access to Virtual Machines and Containers
Enabling VNC Access to Virtual Machines
Enabling VNC Access to Virtual Machines
Enabling VNC Access to Virtual Machines and Containers
Enabling VNC Access to Virtual Machines and Containers
Creating Virtual machines and Containers
Enabling VNC Access to Virtual Machines and Containers
Enabling VPN for Containers
F
Failure to Access a Container from Network
Failure to Log In to a Container
Failure to Start a Container
Finding a Kernel Function That Caused the D Process State
G
General Considerations
General Migration Requirements
General Migration Requirements
Requirements for Migrating to Virtual Machines
Getting Help
Getting Help
Introduction
Getting Technical Support
Glossary
H
Hardware Virtualization Layer
Hardware Virtualization Layer
Virtuozzo 6 Overview
I
Increasing Disk Capacity
Initialize a Newly Added Disk
Installing Optional Virtuozzo Packages
Installing the License
Installing the License
Transferring the License to Another Server
Installing Virtuozzo Guest Tools
Creating Virtual machines and Containers
Installing Virtuozzo Guest Tools
Integrating Virtuozzo Application Catalog into Your Provisioning System
Introduction
Introduction
Organization of This Guide
K
Keeping Your System Up To Date
Keeping Your System Up To Date
Organization of This Guide
Kernel Troubleshooting
L
Learning Private Networks
Learning Virtuozzo 6 Basics
Learning Virtuozzo 6 Basics
Organization of This Guide
Legacy Features
License Statuses
License Statuses
Viewing the License
Linux-specific Capabilities
Listing Adapters
Listing Legacy Container Backups
Listing Snapshots
Listing Templates
Listing Virtual Machines and Containers
Listing Virtual Networks
Locating Disk I/O Bottlenecks for Containers
M
Main Operations on Services and Processes
Making Screenshots
Managing Adapters in Containers
Managing Adapters in Containers
Migration Restrictions for Containers
Managing Adapters in Virtual Machines
Managing Cluster Resources with Scripts
Managing Container Resources Configuration
Configuring the Memory Allocation Limit
Managing Container Resources Configuration
Using Customized Application Templates
Managing CPU Pools
Configuring Resource Relocation Modes
Managing CPU Pools
Managing CPU Resources
Managing Disk I/O Parameters
Managing Disk Quotas
Failure to Start a Container
Managing Disk Quotas
Managing High Availability Clusters
Managing iptables Modules
Managing Licenses
Managing Licenses
Organization of This Guide
Managing Memory Parameters for Containers
Managing Memory Parameters for Virtual Machines
Managing Network Accounting and Bandwidth
Managing Network Adapters on the Virtuozzo Host
Managing Per-Container Disk Quotas
Managing Per-User and Per-Group Disk Quotas
Managing Private Networks
Managing Private Networks
Using Open vSwitch Bridges
Managing Processes and Services
Managing Quota Parameters
Managing Disk Quotas
Managing Quota Parameters
Managing Resources
Managing Resources
Organization of This Guide
Managing Services and Processes
Managing Services and Processes
Organization of This Guide
Managing Snapshots
Managing Templates
Managing Virtual Disks
Managing Virtual Machine and Containers Backups
Failure to Start a Container
Managing Virtual Machine and Containers Backups
Managing Virtual Machine Configuration Samples
Managing Virtual Machine Devices
Managing Virtual Machine Disk Interfaces
Managing Virtual Machines and Containers
Managing Virtual Machines and Containers
Organization of This Guide
Managing Virtual Networks
Creating VLAN Adapters
Listing Adapters
Managing Network Adapters on the Virtuozzo Host
Managing Virtual Networks
Managing Virtuozzo Application Passwords
Managing Virtuozzo Network
Managing Virtuozzo Network
Organization of This Guide
Memory and IOPS Deduplication
Migrating Containers
Migrating Containers from Servers with Virtuozzo Containers
Migrating Containers to Virtual Machines
Migrating Physical Computers to Virtual Machines and Containers
Migrating Physical Computers to Virtual Machines and Containers
Migrating Virtual Machines to Containers
Migrating Virtual Machines and Containers
Migrating Virtual Machines and Containers Between Virtuozzo Servers
Migrating Virtual Machines to Containers
Migrating Xen Virtual Machines
Migration Restrictions for Containers
Migration Restrictions for Virtual Machines
Monitoring Cluster Status
Monitoring Objects via SNMP
Monitoring Processes in Real Time
Monitoring Resources
Mounting NFS Shares on Container Start
Mounting Shared Folder as a Specific User
Mounting Shared Folder as a Specific User
Sharing Directories between Hardware Node and Virtual Machines
N
Network Traffic Parameters
Networking Modes in Virtuozzo
O
Object Descriptions
Obtaining Server ID from Inside a Container
Offline Management Configuration Files
Configuring Offline Management
Offline Management Configuration Files
Organization of This Guide
Introduction
Organization of This Guide
OS Virtualization Layer
OS Virtualization Layer
Virtuozzo 6 Overview
P
Pausing Virtual Machines
Performing Container-specific Operations
Performing Initial Configuration
Copying Virtual Machines and Containers within Server
Performing Initial Configuration
Performing More Actions
Performing Virtual Machine-specific Operations
Physical Server Availability Considerations
Preparing and Sending Questions to Technical Support
Preparing Nodes for Using High Availability
Problems with Container Management
R
Rebootless Updates
Reducing Disk Capacity
Reinstalling Containers
Requirements for Migrating to Containers
Migrating Virtual Machines to Containers
Requirements for Migrating to Containers
Requirements for Migrating to Virtual Machines
Migrating Physical Computers to Virtual Machines and Containers
Requirements for Migrating to Virtual Machines
Resource Management
Restarting Containers
Reverting to Snapshots
Running Commands in Virtual Machines and Containers
Running Virtuozzo 6 in Virtual Machines
S
Saving Kernel Faults (OOPS)
Scaling Container Configuration
Setting Disk I/O Limits for Container Backups and Migrations
Setting Immutable and Append Flags for Container Files and Directories
Setting Passwords for Virtual Machine and Containers
Setting Quota Parameters
Failure to Start a Container
Managing Disk Quotas
Setting Quota Parameters
Setting Startup Parameters
Setting the Global Memory Limit for Backups and Migrations
Setting Up NFS Server in Containers
Setting Up Private Networks
Learning Private Networks
Setting Up Private Networks
Sharing Directories Between Containers and Virtual Machines
Sharing Directories between Hardware Node and Containers
Sharing Directories Between Containers and Virtual Machines
Sharing Directories between Hardware Node and Containers
Sharing Directories between Hardware Node and Virtual Machines
Sharing Directories Between Containers and Virtual Machines
Sharing Directories between Hardware Node and Virtual Machines
Sharing Directories between Hardware Node, Containers, and Virtual Machines
Sharing Folders with Ownership of a Server User
Sharing Directories between Hardware Node and Virtual Machines
Sharing Folders with Ownership of a Server User
Sharing Folders with Ownership of a Virtual Machine User
Sharing Directories between Hardware Node and Virtual Machines
Sharing Folders with Ownership of a Virtual Machine User
Splitting Server Into Equal Pieces
Standard Migration
Starting, Stopping, Restarting, and Querying Status of Virtual machines and Containers
Storing Extended Information on Virtual Machines and Containers
Submitting Problem Reports to Technical Support
Support of Virtual and Real Media
Supported Guest Operating Systems
Suspending Virtual Machines and Containers
T
Templates
Transferring the License to Another Server
Troubleshooting
Organization of This Guide
Troubleshooting
Tuning VSwap
Managing Memory Parameters for Containers
Tuning VSwap
Turning On and Off Network Bandwidth Management
U
Understanding Licensing
Understanding Offline Management
Configuring Offline Management
Understanding Offline Management
Updating All Components
Updating All Components
Updating Virtuozzo
Updating Containers
Keeping Your System Up To Date
Updating Containers
Updating EZ Template Packages in Containers
Updating EZ Templates
Updating EZ Templates
Updating Virtuozzo
Updating Hardware Nodes in a Virtuozzo Storage Cluster
Checking Prerequisites
Updating Hardware Nodes in a Virtuozzo Storage Cluster
Updating Images
Updating Kernel
Rebootless Updates
Updating Kernel
Updating Virtuozzo
Updating OS EZ Template Caches
Updating Software in Virtual Machines
Keeping Your System Up To Date
Updating Software in Virtual Machines
Updating the Current License
Updating Virtuozzo
Installing Optional Virtuozzo Packages
Keeping Your System Up To Date
Updating Virtuozzo
Using ALT+SYSRQ Keyboard Sequences
Using Customized Application Templates
Using Customized OS EZ Templates
Using EZ OS Template Sets
Using iptables Modules in Containers
Using iptables Modules in Virtuozzo
Using iptables Modules in Containers
Using iptables Modules in Virtuozzo
Using Open vSwitch Bridges
Using OS Template Caches with Preinstalled Application Templates
Using pbackup and prestore
Using prlctl backup and prlctl restore
Using Self-Installers
Using Virtuozzo Application Catalog
Using Virtuozzo Application Catalog in Production
Using Virtuozzo File System
V
Viewing Active Processes and Services
Viewing Detailed Information About Virtual Machines and Containers
Viewing Disk I/O Statistics
Viewing Network Traffic Statistics
Viewing the Current License
Transferring the License to Another Server
Viewing the Current License
Viewing the License
Virtual Machine Files
Virtual Machine Hardware
Virtual Machine Network Modes
Virtuozzo 6 Overview
Virtuozzo Application Installation Options
Virtuozzo Application Restrictions
Virtuozzo Configuration
Virtuozzo Containers
Managing Container Resources Configuration
Virtuozzo Containers
Virtuozzo Virtual Machines
W
What are Disk Quotas?
What are Resource Control Parameters?
What Are Services and Processes
Z
Zero-Downtime Migration