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Merge "Document updated libvirt live migration defaults"

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Jenkins 2014-10-30 18:50:31 +00:00 committed by Gerrit Code Review
parent 072303ef55 606eb264ae
commit 9be8cbe545
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doc/admin-guide-cloud/compute/section_compute-configure-migrations.xml
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@ -229,7 +229,7 @@ HostA: 921515008 101921792 772783104 12% /var/lib/nova/instances ( <
<para>By default, the Compute service does not use the libvirt live migration functionality.
To enable this functionality, add the following line to the <filename>nova.conf</filename>
file:</para>
<programlisting>live_migration_flag=VIR_MIGRATE_UNDEFINE_SOURCE,VIR_MIGRATE_PEER2PEER,VIR_MIGRATE_LIVE</programlisting>
<programlisting>live_migration_flag=VIR_MIGRATE_UNDEFINE_SOURCE,VIR_MIGRATE_PEER2PEER,VIR_MIGRATE_LIVE, VIR_MIGRATE_TUNNELLED</programlisting>
<para>The Compute service does not use libvirt's live migration by default because there is a
risk that the migration process never ends. This can happen if the guest operating system
dirties blocks on the disk faster than they can be migrated.</para>