Veritas Storage Foundation™ and High Availability Solutions ...

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116Veritas Cluster Server: Configuring Oracle VM Server for SPARC for high availabilityAbout Veritas Cluster Server configuration models in an Oracle VM Server for SPARC environmentFigure 6-2Typical setup for application high availability with VCS installed incontrol domainsldom1Control domainLogical domainldom1Control domainLogical domainldom1VCSApplicationVCS(one-node)VCSApplicationVCS(one-node)Virtual layerPhysical layerVCS privatenetworkNode1Node2Public networkBoot deviceApplicationstorageA typical two-node VCS configuration that fails over the logical domains to keepthe applications that run in them highly available has the following infrastructure:■■■■■■■Oracle VM Server for SPARC software is installed on each system Node1 andNode2.Shared storage is attached to each system.A logical domain (logical domain1) with same configuration details exists onboth the nodes with a shared boot device.Each logical domain has an operating system installed.VCS is installed in the control domains of each node.Each guest domain has single-node VCS installed. VCS kernel components arenot required.VCS service group exists inside the guest domain for the application runninginside the guest domain. VCS in the control domain uses this service group tomanage the applications using RemoteGroup resource.
Veritas Cluster Server: Configuring Oracle VM Server for SPARC for high availabilityAbout Veritas Cluster Server configuration models in an Oracle VM Server for SPARC environment117■■■Service group with RemoteGroup resource exists in the control domain tomonitor the application service group in the guest domain.Service group with LDom resource exists in the control domain.An online global firm dependency exists from RemoteGroup service group tothe LDom service group.Veritas Cluster Server setup to fail over an application on a failureFigure 6-3 illustrates a typical VCS setup to provide high availability forapplications that run in guest domains.Figure 6-3Typical setup for applications high availability with Veritas ClusterServer installed in guest domainsApplicationControl domainLogical domainldom1Control domainLogical domainldom2ApplicationApplicationVCSVCSVirtual layerPhysical layerVCS privatenetworkNode1Node2Public networkBootdeviceApplicationstorageBootdeviceA typical two-node VCS configuration that fails over the applications to keep theapplications that run in logical domains highly available has the followinginfrastructure:■■Oracle VM Server for SPARC software is installed on each system Node1 andNode2.Shared storage is attached to each system.
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Veritas Storage Foundationand High
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Technical SupportContacting Technic
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Support agreement resourcesIf you w
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8ContentsModifying the service grou
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10ContentsInstalling and configurin
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12ContentsSupported deployment mode
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14Overview of Veritas Storage Found
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18Storage Foundation and High Avail
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Veritas Storage Foundation™ and High Availability Solutions ...

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