Virtualized QoS support in software defined networks
Granted: January 7, 2025
Patent Number:
12192109
A network system that implements quality of service (QoS) by rate limiting at a logical network entity is provided. The logical network entity includes multiple transport nodes for transporting network traffic in and out of the logical network entity. The system monitors traffic loads of the multiple transport nodes of the logical network entity. The system allocates a local CR and a local BS to each of the multiple transport nodes. The allocated local CR and the local BS are determined…
Explicit congestion notification in a virtual environment
Granted: December 31, 2024
Patent Number:
12184557
Some embodiments provide a method of reducing network congestion in a virtual network. The method, at a first CFE of the virtual network, receives multiple encapsulated data packets of a data stream. The encapsulated data packets having been encapsulated by a second CFE, operating on a server of the virtual network. The second CFE identifies a load percentage of the server, sets explicit congestion notification (ECN) bits on a percentage of the data packets based on the load percentage…
Framework for providing health status data
Granted: December 31, 2024
Patent Number:
12184521
Some embodiments provide a method for a health monitoring service that monitors a system with a set of services executing across a set of one or more datacenters. For each of multiple services monitored by the health monitoring service, the method (1) contacts an API exposed by the service to provide health monitoring data for the service and (2) receives health monitoring data for the service that provides, for each of multiple aspects of the service, (i) a status and (ii) an…
Mapping VLAN of container network to logical network in hypervisor to support flexible IPAM and routing container traffic
Granted: December 31, 2024
Patent Number:
12184450
Some embodiments of the invention provide a method for adding routable subnets to a logical network that connects multiple machines and is implemented by a software defined network (SDN). The method receives an intent-based API that includes a request to add a routable subnet to the logical network. The method defines (i) a VLAN (virtual local area network) tag associated with the routable subnet, (ii) a first identifier associated with a first logical switch to which at least a first…
Communications framework for multi-cluster management systems
Granted: December 31, 2024
Patent Number:
12182632
A framework for facilitating communication between a multi-cluster management (MCM) system and the clusters managed by the system is provided. According to one set of embodiments, the framework comprises two independent, unidirectional communications channels: a first channel (i.e., “intent channel”) that flows from the MCM system to each cluster, and a second channel (i.e., “data sync channel”) that flows from each cluster to the MCM system. Through the intent channel, the MCM…
Policy constraint framework for an SDDC
Granted: December 31, 2024
Patent Number:
12182630
Some embodiments of the invention provide a method for processing requests for performing operations on resources in a software defined datacenter (SDDC). The resources are software-defined (SD) resources in some embodiments. The method initially receives a request to perform an operation with respect to a first resource in the SDDC. The method identifies a policy that matches (i.e., is applicable to) the received request for the first resource by comparing a set of attributes of the…
Provisioning DPU management operating systems using firmware capsules
Granted: December 31, 2024
Patent Number:
12182602
Disclosed are various examples of provisioning a data processing unit (DPU) management operating system using a capsule. A management hypervisor installer executed on a host device receives a listing DPU device from a baseboard management controller (BMC). A preinstalled DPU management operating system image is identified for a DPU device from the listing, and is wrapped with a capsule that specifies the capsule as a DPU management operating system image capsule. A server component…
Hybrid partitioning of virtualization on multiple core systems
Granted: December 31, 2024
Patent Number:
12182597
Disclosed are various approaches for the partitioning of virtualization on systems with multiple core processors. In one approach, hardware extensions for virtualizations are enabled on one or more first cores of a plurality of cores of the processor. The hardware extensions for virtualization are disabled on one or more second cores of the plurality of cores. A virtual machine instance is executed on the first cores having the hardware extensions for virtualization enabled. A real-time…
Credentials management and usage in application modernization
Granted: December 31, 2024
Patent Number:
12182250
Credentials management and usage in application modernization can be implemented as computer-readable methods, media and systems. A notification identifying an application modernization operation is received. The operation is to be performed on an application deployed by multiple resources arranged in multiple hierarchical levels. A resource residing at a hierarchical level of the multiple hierarchical levels is identified. The application modernization operation is to be performed on…
Methods and apparatus to expose cloud infrastructure resources to tenants in a multi-tenant software system
Granted: December 24, 2024
Patent Number:
12177227
Methods, apparatus, systems, and articles of manufacture are disclosed for provisioning cloud infrastructure resources, the apparatus comprising: resource bundling circuitry to select cloud infrastructure resources to bundle as a virtual private zone; provisioning circuitry to provision the cloud infrastructure resources; and allocation circuitry to allocate the virtual private zone to a first tenant, the first tenant authorized to access the cloud infrastructure resources bundled in the…
Centralized, scalable cache for containerized applications in a virtualized environment
Granted: December 24, 2024
Patent Number:
12174744
The disclosure provides a method for caching data. The method generally includes receiving, from an application running in a first container, an I/O to write data in a storage virtual disk to a block associated with an LBA, determining a cache is assigned to the first container and the storage virtual disk using a container mapping table comprising a first container mapping table entry mapping the first container and the disk to the cache and a second container mapping table entry…
Performing deep packet inspection in a software defined wide area network
Granted: December 24, 2024
Patent Number:
12177130
Some embodiments provide a method for performing deep packet inspection (DPI) for an SD-WAN (software defined, wide area network) established for an entity by a plurality of edge nodes and a set of one or more cloud gateways. At a particular edge node, the method uses local and remote deep packet inspectors to perform DPI for a packet flow. Specifically, the method initially uses the local deep packet inspector to perform a first DPI operation on a set of packets of a first packet flow…
Using CRDs to create externally routable addresses and route records for pods
Granted: December 24, 2024
Patent Number:
12177124
Some embodiments provide an automated method for defining externally routable Pods within a Kubernetes cluster. In some embodiments, the Pod operates in a guest cluster has its own VPC (virtual private cloud) network in a datacenter with several other guest clusters that have their own VPC networks and their own set of managers. In some embodiments, a Pod within a GC can be made externally routable so that it can be directly addressable from an external client outside of the Pod's…
Methods and apparatus to manage workload domains in virtual server racks
Granted: December 24, 2024
Patent Number:
12175294
Methods and apparatus to manage workload domains in virtual server racks are disclosed. An example apparatus includes processor circuitry to, in response to detecting that a number of available physical racks satisfies a threshold number of physical racks, apply a first resource allocation technique by reserving requested resources by exhausting first available resources of a first physical rack before using second available resources of a second physical rack; in response to detecting…
Optimized memory tiering
Granted: December 24, 2024
Patent Number:
12175290
Disclosed are various embodiments for optimized memory tiering. An ideal tier size for a first memory and an ideal tier size for a second memory can be determined for a process. Then, a host computing device can be identified that can accommodate the ideal tier size for the first memory and the second memory. Subsequently, the process can be assigned to the host computing device.
Exchanging runtime state information between datacenters with a gateway using a controller bridge
Granted: December 24, 2024
Patent Number:
12175276
In an embodiment, a computer-implemented method for dynamically exchanging runtime state data between datacenters with a gateway using a controller bridge is disclosed. In an embodiment, the method comprises: receiving one or more first runtime state data from one or more logical sharding central control planes (“CCPs”) controlling one or more logical sharding hosts; receiving one or more second runtime state data from a gateway that is controlled by a CCP that also controls one or…
Validation of combined software/firmware updates
Granted: December 24, 2024
Patent Number:
12175275
An image of a virtualization software and firmware in a plurality of hosts are upgraded by: retrieving metadata of a base image based on a first input that specifies a version of the base image, metadata of an add-on image based on a second input that specifies a server of an original equipment manufacturer (OEM) in which the virtualization software is to be installed, and metadata of drivers and agents based on a third input that specifies a firmware package for the server of the OEM;…
Provisioning DPU management operating systems using host and DPU boot coordination
Granted: December 24, 2024
Patent Number:
12175257
Disclosed are various examples of provisioning a data processing unit (DPU) management operating system (OS). A host device boots a host provisioning image, which executes a host provisioning agent. The host provisioning agent launches a server component that serves a DPU management OS. A provisioning command is transmitted to a DPU device installed to the host device. The server component transmits the DPU management OS from the host device to the DPU device. A host OS is executed once…
Building a unified machine learning (ML)/ artificial intelligence (AI) acceleration framework across heterogeneous AI accelerators
Granted: December 24, 2024
Patent Number:
12175223
Disclosed is a system for converting a high-level runtime model to a low-level runtime model where the high-level runtime model runs on a client computer system, and the low-level runtime model runs on a server computer system. The server system has installed thereon a pool of hardware accelerators, and the low-level runtime model is targeted to the pool of accelerators. Outputs of the low-level runtime model are returned to the high-level runtime model as if the high-level runtime model…
Processes and systems for decentralization of data produced at the edge of a distributed computing system
Granted: December 24, 2024
Patent Number:
12174875
Computer-implemented processes and systems described herein are directed to reducing volumes of data sent from edge devices to a data center. Each edge device runs an agent that collects event information generated by event sources of the edge device in a runtime interval. Each agent reduces the event information to relevant event information at the edge device in accordance with instructions received from a controller server of the data center. The relevant event information contains…
