diff options
Diffstat (limited to 'en-US/What_Is_It.xml')
-rw-r--r-- | en-US/What_Is_It.xml | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/en-US/What_Is_It.xml b/en-US/What_Is_It.xml index 743e799..b307d6c 100644 --- a/en-US/What_Is_It.xml +++ b/en-US/What_Is_It.xml @@ -7,7 +7,7 @@ <section id="sec-what_is_virtualization"> <title>What is virtualization?</title> <para> - Virtualization is a broad computing term used for running software, usually multiple operating systems, concurrently and in isolation from other programs on a single system. Most existing implementations of virtualization use a <firstterm>hypervisor</firstterm>, a software layer or subsystem that controls hardware and provides <firstterm>guest</firstterm> operating systems with access to underlying hardware. The hypervisor allows multiple operating systems, called <firstterm>guests</firstterm>, to run on the same physical system by offering virtualized hardware to the guest operating system. There are various methods for virtualizing operating systems: + Virtualization is a broad computing term used for running software, usually multiple operating systems, concurrently and in isolation from other programs on a single system. Most existing implementations of virtualization use a <firstterm>hypervisor</firstterm>, a software layer or subsystem that controls hardware and provides <firstterm>guest operating systems</firstterm> with access to underlying hardware. The hypervisor allows multiple operating systems, called <firstterm>guests</firstterm>, to run on the same physical system by offering virtualized hardware to the guest operating system. There are various methods for virtualizing operating systems: </para> <variablelist> <varlistentry><term><emphasis role="strong">Full virtualization</emphasis></term> @@ -27,7 +27,7 @@ <varlistentry><term><emphasis role="strong">Software virtualization (or emulation)</emphasis></term> <listitem> <para> - Software virtualization uses slower binary translation and other emulation techniques to run unmodified operating systems. Software virtualization is unsupported by Fedora. <!--Is this true for Fedora?--> + Software virtualization uses slower binary translation and other emulation techniques to run unmodified operating systems. <!--Software virtualization is unsupported by Fedora. IS IT OR IS IT NOT?--> </para> </listitem> </varlistentry> @@ -94,14 +94,14 @@ </listitem> </varlistentry> </variablelist> - <!-- <para> VERIFY: from Fedora 17? does this work the same way? Is Live Block Migration still in the Fedora Virt Admin Guide? Ask Laura N. - It is important to understand that the migration process moves the virtual machine's memory, and from Red Hat Enterprise Linux 6.3, the disk volume associated with the virtual machine is also migrated. This process is done using Live Block Migration — information about this can be found in the <citetitle>Red Hat Enterprise Linux 6 Virtualization Administration Guide</citetitle>. - </para>--> + <para> + It is important to understand that the migration process moves the virtual machine's memory. <!--and from Red Hat Enterprise Linux 6.3, the disk volume associated with the virtual machine is also migrated.--> This process is done using live migration. + </para> <para> Shared, networked storage must be used for storing guest images to be migrated. Without shared storage, migration is not possible. It is recommended to use <application>libvirt</application>-managed storage pools for shared storage. </para> <para> - For more information on migration refer to the <citetitle>Fedora Virtualization Administration Guide</citetitle>. + For more information on migration, refer to the <citetitle>Fedora Virtualization Administration Guide</citetitle>. </para> </section> </section> |