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| − | + | <translation> | |
| − | + | This document briefly describes the steps needed to install OpenVZ on your '''RHEL 6''' (CentOS 6, Scientific Linux 6) machine. | |
| − | This document briefly describes the steps needed to install | ||
| − | |||
For '''Debian''' based systems, please see [[Installation on Debian]]. | For '''Debian''' based systems, please see [[Installation on Debian]]. | ||
| − | + | {{Out|A commercial version of OpenVZ is available, which simplifies installation with a single disk as well as supports networked installation using PXE boot. To learn more about Virtuozzo and request a free trial, please see http://www.odin.com/products/virtuozzo/}} | |
| − | {{Out|A commercial version of OpenVZ is available, which simplifies installation with a single disk as well as supports networked installation using PXE boot. To learn more about Virtuozzo and request a free trial, please see | ||
| − | == Requirements == | + | {{Out|If you want to try a new development version of [[Virtuozzo]] 7, check [[Quick installation of Virtuozzo 7]].}} |
| + | |||
| + | == Requirements == | ||
| − | |||
This guide assumes you are running '''RHEL (CentOS, Scientific Linux) 6''' on your system. Currently, this is a recommended platform to run OpenVZ on. | This guide assumes you are running '''RHEL (CentOS, Scientific Linux) 6''' on your system. Currently, this is a recommended platform to run OpenVZ on. | ||
| − | === /vz file system === | + | === /vz file system === |
| − | |||
It is recommended to use a separate partition for containers (by default '''/vz''') and format it to '''ext4'''. | It is recommended to use a separate partition for containers (by default '''/vz''') and format it to '''ext4'''. | ||
| − | === yum pre-setup === | + | === yum pre-setup === |
| − | + | Download [http://ftp.openvz.org/openvz.repo openvz.repo] file and put it to your <code>/etc/yum.repos.d/</code> repository: | |
| − | Download [ | ||
| − | + | <pre><nowiki>wget -P /etc/yum.repos.d/ http://ftp.openvz.org/openvz.repo</nowiki></pre> | |
| − | <pre><nowiki>wget -P /etc/yum.repos.d/ | ||
| − | |||
Import OpenVZ GPG key used for signing RPM packages: | Import OpenVZ GPG key used for signing RPM packages: | ||
| − | + | <pre><nowiki>rpm --import http://ftp.openvz.org/RPM-GPG-Key-OpenVZ</nowiki></pre> | |
| − | <pre><nowiki>rpm --import http:// | ||
| − | + | == Kernel installation == | |
| − | |||
| − | |||
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Limited OpenVZ functionality is supported when you run a recent 3.x kernel (check [[vzctl for upstream kernel]], so OpenVZ kernel installation is optional but still recommended. | Limited OpenVZ functionality is supported when you run a recent 3.x kernel (check [[vzctl for upstream kernel]], so OpenVZ kernel installation is optional but still recommended. | ||
| − | + | # yum install vzkernel | |
| − | # yum install vzkernel | ||
| − | == System configuration == | + | == System configuration == |
| − | |||
{{Note|With vzctl 4.4 or newer there is no need to do manual configuration. Skip to [[#Tools_installation]].}} | {{Note|With vzctl 4.4 or newer there is no need to do manual configuration. Skip to [[#Tools_installation]].}} | ||
| − | |||
Please make sure the following steps are performed before rebooting into OpenVZ kernel. | Please make sure the following steps are performed before rebooting into OpenVZ kernel. | ||
| − | === sysctl === | + | === sysctl === |
| − | |||
There are a number of kernel parameters that should be set for OpenVZ to work correctly. These parameters are stored in <tt>/etc/sysctl.conf</tt> file. Here are the relevant portions of the file; please edit accordingly. | There are a number of kernel parameters that should be set for OpenVZ to work correctly. These parameters are stored in <tt>/etc/sysctl.conf</tt> file. Here are the relevant portions of the file; please edit accordingly. | ||
| − | |||
<pre> | <pre> | ||
# On Hardware Node we generally need | # On Hardware Node we generally need | ||
| Line 66: | Line 51: | ||
net.ipv4.conf.default.proxy_arp = 0 | net.ipv4.conf.default.proxy_arp = 0 | ||
| − | |||
# Enables source route verification | # Enables source route verification | ||
net.ipv4.conf.all.rp_filter = 1 | net.ipv4.conf.all.rp_filter = 1 | ||
| − | |||
# Enables the magic-sysrq key | # Enables the magic-sysrq key | ||
kernel.sysrq = 1 | kernel.sysrq = 1 | ||
| − | |||
# We do not want all our interfaces to send redirects | # We do not want all our interfaces to send redirects | ||
net.ipv4.conf.default.send_redirects = 1 | net.ipv4.conf.default.send_redirects = 1 | ||
| Line 80: | Line 62: | ||
</pre> | </pre> | ||
| − | === SELinux === | + | === SELinux === |
| − | |||
SELinux should be disabled. Put <code>SELINUX=disabled</code> to <code>/etc/sysconfig/selinux</code>: | SELinux should be disabled. Put <code>SELINUX=disabled</code> to <code>/etc/sysconfig/selinux</code>: | ||
| − | + | echo "SELINUX=disabled" > /etc/sysconfig/selinux | |
| − | echo "SELINUX=disabled" > /etc/sysconfig/selinux | ||
| − | == Tools installation == | + | == Tools installation == |
| − | |||
{{Out|Before installing tools, please read about [[vzstats]] and opt-out if you don't want to help the project.}} | {{Out|Before installing tools, please read about [[vzstats]] and opt-out if you don't want to help the project.}} | ||
| − | |||
OpenVZ needs some user-level tools installed: | OpenVZ needs some user-level tools installed: | ||
| − | + | # yum install vzctl vzquota ploop | |
| − | # yum install vzctl vzquota ploop | ||
| − | == Reboot into OpenVZ == | + | == Reboot into OpenVZ == |
| − | |||
Now reboot the machine and choose "OpenVZ" on the boot loader menu (it should be default choice). | Now reboot the machine and choose "OpenVZ" on the boot loader menu (it should be default choice). | ||
| − | == Download OS templates == | + | == Download OS templates == |
| − | |||
An OS template is a Linux distribution installed into a container | An OS template is a Linux distribution installed into a container | ||
and then packed into a gzipped tarball. Using such a cache, a new container | and then packed into a gzipped tarball. Using such a cache, a new container | ||
can be created in a minute. | can be created in a minute. | ||
| − | |||
Download precreated template caches from [http://openvz.org/download/template/cache Downloads » Templates » Precreated], or directly from [http://download.openvz.org/template/precreated/ download.openvz.org/template/precreated], or from one of the [[Download mirrors|mirrors]]. Put those tarballs '''as-is (no unpacking needed)''' to the <tt>/vz/template/cache/</tt> directory. | Download precreated template caches from [http://openvz.org/download/template/cache Downloads » Templates » Precreated], or directly from [http://download.openvz.org/template/precreated/ download.openvz.org/template/precreated], or from one of the [[Download mirrors|mirrors]]. Put those tarballs '''as-is (no unpacking needed)''' to the <tt>/vz/template/cache/</tt> directory. | ||
| − | == Next steps == | + | == Next steps == |
| − | |||
OpenVZ is now set up on your machine. Follow on to [[basic operations in OpenVZ environment]] document. | OpenVZ is now set up on your machine. Follow on to [[basic operations in OpenVZ environment]] document. | ||
| + | |||
| + | </translation> | ||
[[Category: Installation]] | [[Category: Installation]] | ||
[[Category: HOWTO]] | [[Category: HOWTO]] | ||
