METHOD AND APPARATUS TO SECURELY MEASURE QUALITY OF SERVICE END TO END IN A NETWORK

    公开(公告)号:US20170093677A1

    公开(公告)日:2017-03-30

    申请号:US14865136

    申请日:2015-09-25

    CPC classification number: H04L43/12 H04L43/04 H04L43/087 H04L43/106 H04L49/70

    Abstract: Methods and apparatus to securely measure quality of service end to end in a network. First and second endpoints are configured to detect packets marked for QoS measurements, associate a timestamp using a secure clock with such marked packets, and report the timestamp along with packet identifying metadata to an external monitor. The external monitor uses the packet identifying metadata to match up timestamps and calculates a QoS measurement corresponding to the latency incurred by the packet when traversing a packet-processing path between the first and second endpoints. The endpoints may be implemented in physical devices, such as Ethernet controllers and physical switches, as well as virtual, software-defined components including virtual switches.

    Technologies for directed power and performance management

    公开(公告)号:US10091063B2

    公开(公告)日:2018-10-02

    申请号:US14583658

    申请日:2014-12-27

    Abstract: Technologies to monitor and manage platform, device, processor and power characteristics throughout a system utilizing a remote entity such as controller node. By remotely monitoring and managing system operation and performance over time, future system performance requirements may be anticipated, allowing system parameters to be adjusted proactively in a more coordinated way. The controller node may monitor, control and predict traffic flows in the system and provide performance modification instructions to any of the computer nodes and a network switch to better optimize performance. The target systems collaborate with the controller node by respectively monitoring internal resources, such as resource availability and performance requirements to provide necessary resources for optimizing operating parameters of the system. The controller node may collect local system information for one or all of the computer nodes to dynamically steer traffic to a specific set of computers for processing to meet desired performance and power requirements.

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