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  1. OpenShift Container Platform (OCP) Strategy
  2. OCPSTRAT-2210

Support 2 Running OVN-Kubernetes Instances on a Single Machine (w/ DPU)

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      Feature Overview (aka. Goal Summary)  

      Support running 2 OVN-Kubernetes instances on a single machine hosting a DPU as a worker node.  One instance as the host's primary CNI, and another instance as a DPU service.

      Goals (aka. expected user outcomes)

      As part of DPF workflow we have a hosted cluster were DPUs should be added as workers.

      This hypershift cluster requires CNI and we as Redhat support only OVN.

      The issue is that there is OVN in dpu mode that is already running as dpu service on the host for offloading feature.

      We need to allow running 2 instances of OVN, one as primary CNI and one as dpu service.

      Requirements (aka. Acceptance Criteria):

      Anyone reviewing this Feature needs to know which deployment configurations that the Feature will apply to (or not) once it's been completed.  Describe specific needs (or indicate N/A) for each of the following deployment scenarios. For specific configurations that are out-of-scope for a given release, ensure you provide the OCPSTRAT (for the future to be supported configuration) as well.

      Deployment considerations List applicable specific needs (N/A = not applicable)
      Self-managed, managed, or both  
      Classic (standalone cluster)  
      Hosted control planes  
      Multi node, Compact (three node), or Single node (SNO), or all  
      Connected / Restricted Network  
      Architectures, e.g. x86_x64, ARM (aarch64), IBM Power (ppc64le), and IBM Z (s390x)  
      Operator compatibility  
      Backport needed (list applicable versions)  
      UI need (e.g. OpenShift Console, dynamic plugin, OCM)  
      Other (please specify)  

      Use Cases (Optional):

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      Questions to Answer (Optional):

      •  

      Out of Scope

      •  

      Background

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      Customer Considerations

      Documentation Considerations

      Interoperability Considerations

       

              mcurry@redhat.com Marc Curry
              mcurry@redhat.com Marc Curry
              None
              Igal Tsoiref
              Dave Tucker Dave Tucker
              Weibin Liang Weibin Liang
              Ashley Hardin Ashley Hardin
              None
              Surya Seetharaman Surya Seetharaman
              Votes:
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                Created:
                Updated: