DEVICES AND METHODS OF USING NETWORK FUNCTION VIRTUALIZATION AND VIRTUALIZED RESOURCES PERFORMANCE DATA TO IMPROVE PERFORMANCE

    公开(公告)号:US20190334796A1

    公开(公告)日:2019-10-31

    申请号:US16408234

    申请日:2019-05-09

    Abstract: Devices and methods of providing performance measurements (PMs) for Network Function Virtualization are generally described. A Virtual Network Function (VNF) PM job is scheduled at a VNF and VNF PM data received in response. From the VNF PM data, it is determined that virtualized resource (VR) management may be a cause of poor VNF performance. A VR PM job is scheduled and results in VR PM data. The VR PM and VNF PM data are analyzed to determine whether to increase the VR at the VNF. If an increase is determined, a request for the increase is transmitted from an element manager to a VNF manager or the VNF PM and/or VR PM data are provided to a Network Manager (NM) for the NM to request the increase by a Network Function Virtualization Orchestrator (NFVO).

    PERFORMANCE MEASUREMENTS RELATED TO VIRTUALIZED RESOURCES

    公开(公告)号:US20200089589A1

    公开(公告)日:2020-03-19

    申请号:US16464840

    申请日:2018-06-07

    Inventor: Joey Chou Yizhi Yao

    Abstract: Techniques for generating and communicating performance measurements related to virtualized resources (VRs) are discussed. A first set of embodiments discusses relate to generating and communicating 3GPP NF performance measurements related to VR. A second set of embodiments relate to generating and communication VR-related performance measurements over specific reference points (e.g., Ve-Vnfm-em, Or-Vnfm, Or-Vi, Os-Ma-nfvo, etc.) of a management architecture for network function virtualization (NFV).

    SUPPORTING SON FUNCTIONS ON NETWORK SLICE INSTANCES

    公开(公告)号:US20190386878A1

    公开(公告)日:2019-12-19

    申请号:US16485088

    申请日:2018-03-14

    Inventor: Joey Chou Yizhi Yao

    Abstract: There is provided an apparatus for self-optimization of a Network Slice Instance, NSI, comprising network slice related management functions comprising one or more of: a Network Slice Management Function, NSMF, operable to monitor a performance of a Network Slice Instance in use, and evaluate whether the Network Slice Instance meets a received set of Network Slice requirements, wherein the received set of Network Slice requirements are received from a Service Management Function, SMF, and/or an Operator's target for performance of the Network Slice Instance; and a Network Slice Subnet Management Function, in communication with the Network Slice Management Function, and operable to modify a Network Slice SubNet Instance, NSSI, for use in the Network Slice Instance in use in order to meet the received Network Slice requirements. There is also provided a (computer implemented) method for self-optimization of a Network Slice Instance.

    RESTORING VIRTUAL NETWORK FUNCTION (VNF) PERFORMANCE VIA VNF RESET OF LIFECYCLE MANAGEMENT

    公开(公告)号:US20190073269A1

    公开(公告)日:2019-03-07

    申请号:US15767203

    申请日:2016-05-18

    Abstract: Techniques for identifying and remedying performance issues of Virtualized Network Functions (VNFs) are discussed. An example system includes processor(s) configured to: process VNF Performance Measurement (PM) data received from a network Element Manager (EM) for a VNF; determine whether the VNF has a negative performance issue based on the VNF PM data; request that the EM create a Virtualization Resource (VR) PM job associated with a VR of the VNF when the VNF has the negative performance issue; process VR PM data received from the EM; determine whether to restart the VNF based on the VR PM data and the VNF PM data; and request a network function virtualization orchestrator (NFVO) to restart the VNF based on a determination to restart the VR.

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