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1、Grant Mackey,Jackrabbit LabsAdam Manzanares,SamsungDC Memory Fabric Management:An In-Depth Review of the Kubernetes OCP Reference ImplementationSERVER:COMPOSABLE MEMORY SYSTEMS(CMS)Memory fabrics are coming HEREThey will unlock capability not feasible with the common computing architectures today.St
2、andard orchestration for these fabrics is ill-defined.The CMS memory fabric workstream is tasked with defining and demonstrating a framework for memory fabric management architecture Take-aways:Proposing a unified memory fabric control plane architecture is reasonableCXL is useful now,not laterThere
3、 is still a ton of work to do,get involved Executive SummaryMemory stranding is a real thing and technologies like CXL-attached memory can offer relief,But how do you manage these resources at a data-center scale?Why OCP CMS?:Dedicated workstream for this Todays goal:Bridge theory practice Introduct
4、ion“This document serves as an authoritative reference for key stakeholders in the data center ecosystem,including system architects,data center operators,infrastructure teams,and enterprise customers evaluating memory solutions.”guidance for selecting optimal combinations of host processor platform
5、s,memory devices,memory fabrics,chassis configurations,and rack deployments.The initial CMS Memory Fabric Orchestration architecture practical implementation featuring Kubernetes orchestration with general-purpose applications running on CPU infrastructure,utilizing CXL interconnects to enable poole
6、d memory use cases as a reference implementation.OCP Whitepaper Link to whitepaperMFO and Kubernetes(K8s)Notice that at a user and system resource scheduler level there is no mention of memory fabrics,devices,CXL,UALink,etc.Just work and management This is the layer of abstraction that memory fabric