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公开(公告)号：US20250028574A1
公开(公告)日：2025-01-23
申请号：US18787306
申请日：2024-07-29
Applicant: NetApp, Inc.
Inventor： Abhishek Hiregoudar , Siu Wu , Alma Dimnaku
Abstract: Systems, methods, and machine-readable media for monitoring a storage system and correcting demand imbalances among nodes in a cluster are disclosed. A performance manager for the storage system may detect performance imbalances that occur over a period of time. When operating below an optimal performance capacity, the manager may cause a volume to be moved from a node with a high load to a node with a lower load to achieve a preventive result. When operating at or near optimal performance capacity, the manager may cause a QOS limit to be imposed to prevent the workload from exceeding the performance capacity, to achieve a proactive result. When operating abnormally, the manager may cause a QOS limit to be imposed to throttle the workload to bring the node back within the optimal performance capacity of the node, to achieve a reactive result. These actions may be performed independently, or in cooperation.
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公开(公告)号：US10250684B2
公开(公告)日：2019-04-02
申请号：US14994009
申请日：2016-01-12
Applicant: NETAPP, INC.
Inventor： Alma Dimnaku , Leon Fairbanks
Abstract: Methods and systems for a network storage environment are provided. One method includes retrieving stored performance data associated with a resource used in the networked storage environment, where the stored performance data includes latency data, utilization data and a service time; filtering the stored performance data by removing any observations that are beyond a certain value of the service time; grouping the filtered stored performance into utilization bins and identifying a representative of each utilization bin; generating by the processor a hybrid latency versus utilization curve comprising a first portion that is based on the representative of each utilization bin and a second portion generated using a model based technique and determining by the processor available performance capacity of the resource using the hybrid latency versus utilization curve; where the available performance capacity is based on optimum utilization of the resource and actual utilization of the resource.
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3.发明申请公开(公告)号：US20170201580A1
公开(公告)日：2017-07-13
申请号：US14994009
申请日：2016-01-12
Applicant: NETAPP, INC.
Inventor： Alma Dimnaku , Leon Fairbanks
CPC classification number: H04L67/1097 , G06F3/0611 , G06F3/0653 , G06F3/067 , G06F17/302 , G06F17/30598 , G06F17/30867 , G06F17/30958 , H04L43/04 , H04L43/045 , H04L43/0852
Abstract: Methods and systems for a network storage environment are provided. One method includes retrieving stored performance data associated with a resource used in the networked storage environment, where the stored performance data includes latency data, utilization data and a service time; filtering the stored performance data by removing any observations that are beyond a certain value of the service time; grouping the filtered stored performance into utilization bins and identifying a representative of each utilization bin; generating by the processor a hybrid latency versus utilization curve comprising a first portion that is based on the representative of each utilization bin and a second portion generated using a model based technique and determining by the processor available performance capacity of the resource using the hybrid latency versus utilization curve; where the available performance capacity is based on optimum utilization of the resource and actual utilization of the resource.
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4.发明申请METHODS AND SYSTEMS FOR MANAGING A RESOURCE IN A NETWORKED STORAGE ENVIRONMENT 审中-公开用于管理网络存储环境中的资源的方法和系统公开(公告)号：US20170026312A1
公开(公告)日：2017-01-26
申请号：US14805770
申请日：2015-07-22
Applicant: NETAPP, INC.
Inventor： Curtis Hrischuk , Jeffrey Scott MacFarland , Alma Dimnaku
IPC: H04L12/911 , H04L29/08
CPC classification number: H04L67/1097
Abstract: Methods and systems for a networked storage system are provided. One method includes receiving a resource identifier identifying a resource of a network storage environment as an input to a processor executable application programming interface (API); and predicting available performance capacity of the resource by using an optimum utilization of the resource, a current utilization and a predicted utilization based on impact of a workload change at the resource, where the optimum utilization is an indicator of resource utilization beyond which throughput gains for a workload is smaller than increase in latency in processing the workload.
Abstract translation: 提供了一种联网存储系统的方法和系统。 一种方法包括：接收标识网络存储环境的资源的资源标识符作为处理器可执行应用编程接口（API）的输入; 并且基于资源上的工作负载变化的影响，通过使用资源的最佳利用，当前利用率和预测利用率来预测资源的可用性能容量，其中最佳利用是资源利用的指标，超过该资源利用率 工作负载小于处理工作负载的延迟时间。
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5.发明申请公开(公告)号：US20170026265A1
公开(公告)日：2017-01-26
申请号：US14805804
申请日：2015-07-22
Applicant: NETAPP, INC.
Inventor： Curtis Hrischuk , Alma Dimnaku , Leon Fairbanks , Oguz Semerci
IPC: H04L12/26
CPC classification number: H04L43/0888 , H04L43/028 , H04L43/0852
Abstract: Methods and systems for a networked storage system are provided. One method includes filtering performance data associated with a resource used in a networked storage environment for reading and writing data at a storage device; and determining available performance capacity of the resource using the filtered performance data. The available performance capacity is based on optimum utilization of the resource and actual utilization of the resource, where utilization of the resource is an indicator of an extent the resource is being used at any given time, the optimum utilization is an indicator of resource utilization beyond which throughput gains for a workload is smaller than increase in latency and latency is an indicator of delay at the resource in processing the workload.
Abstract translation: 提供了一种联网存储系统的方法和系统。 一种方法包括过滤与在网络存储环境中使用的资源相关联的性能数据，用于在存储设备处读取和写入数据; 以及使用所述经过滤的性能数据来确定所述资源的可用性能容量。 可用的性能能力是基于资源的最佳利用和资源的实际利用，其中资源的利用是在任何给定时间使用资源的程度的指标，最佳利用是超出资源利用的指标 工作负载的吞吐量增加小于延迟的延长和延迟是处理工作负载时资源延迟的指标。
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Patent Agency Ranking
公开(公告)号：US11792263B2
公开(公告)日：2023-10-17
申请号：US17671270
申请日：2022-02-14
Applicant: NetApp Inc.
Inventor： Curtis Hrischuk , Jeffrey Scott MacFarland , Alma Dimnaku
IPC: H04L67/1097
CPC classification number: H04L67/1097
Abstract: Methods and systems for a networked storage system are provided. One method includes receiving a resource identifier identifying a resource of a network storage environment as an input to a processor executable application programming interface (API); and predicting available performance capacity of the resource by using an optimum utilization of the resource, a current utilization and a predicted utilization based on impact of a workload change at the resource, where the optimum utilization is an indicator of resource utilization beyond which throughput gains for a workload is smaller than increase in latency in processing the workload.
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公开(公告)号：US20220342556A1
公开(公告)日：2022-10-27
申请号：US17241887
申请日：2021-04-27
Applicant: NetApp, Inc.
Inventor： Alma Dimnaku , Abhishek Hiregoudar , Siu Wu
Abstract: Systems, methods, and machine-readable media for monitoring a storage system and assigning performance service levels to workloads running on nodes within a cluster are disclosed. A performance manager may estimate the performance demands of each workload within the cluster and assign a performance service level to each workload according to the performance requirements of the workload, and further taking into account an overall budgeting framework. The estimates are performed using historical performance data for each workload. A performance service level may include a service level object, a service level agreement, and latency parameters. These parameters may provide a ceiling to the number of operations per second that a workload may use without guaranteeing the use of the operations per second, a guaranteed number of operations per second that a workload may use before being throttled, and define the permitted delay in completing a request to the workload.
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8.发明申请公开(公告)号：US20190179679A1
公开(公告)日：2019-06-13
申请号：US16275649
申请日：2019-02-14
Applicant: NETAPP, INC.
Inventor： Alma Dimnaku , Jeffrey Scott MacFarland
Abstract: Methods and systems for a networked storage system are provided. One method includes determining by a processor, a demand pattern for a first workload that is assigned a service level objective (SLO) for using a resource of a networked storage system. The SLO is defined by an allotted performance parameter, and the demand pattern identifies a first duration when a SLO allotment for the first workload is underutilized, and a second duration when the SLO allotment is being utilized. The SLO allotment is dynamically adjusted for the first duration by modifying a parameter associated with the performance parameter, while maintaining the SLO allotment for the second duration. This makes additional performance capacity of the resource available for re-allocation. The additional available performance capacity is dynamically allocated for an identified second workload that needs an increase in SLO allotment for a certain duration and/or for provisioning a new workload.
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公开(公告)号：US10031822B2
公开(公告)日：2018-07-24
申请号：US15141357
申请日：2016-04-28
Applicant: NETAPP, INC.
Inventor： Alma Dimnaku , Curtis Hrischuk , Kevin Faulkner
Abstract: Various embodiments are generally directed to techniques for determining whether one node of a HA group is able to take over for another. An apparatus includes a model derivation component to derive a model correlating node usage level to node data propagation latency through and to node resource utilization from a first model of a first node of a storage cluster system and a second model of a second node of the storage cluster system, the first model based on a first usage level of the first node under a first usage type, and the second model based on a second usage level of the second node under a second usage type; and an analysis component to determine whether the first node is able to take over for the second node based on applying to the derived model a total usage level derived from the first and second usage levels.
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10.发明授权公开(公告)号：US09912565B2
公开(公告)日：2018-03-06
申请号：US14805804
申请日：2015-07-22
Applicant: NETAPP, INC.
Inventor： Curtis Hrischuk , Alma Dimnaku , Leon Fairbanks , Oguz Semerci
IPC: G06F15/173 , H04L12/26
CPC classification number: H04L43/0888 , H04L43/028 , H04L43/0852
Abstract: Methods and systems for a networked storage system are provided. One method includes filtering performance data associated with a resource used in a networked storage environment for reading and writing data at a storage device; and determining available performance capacity of the resource using the filtered performance data. The available performance capacity is based on optimum utilization of the resource and actual utilization of the resource, where utilization of the resource is an indicator of an extent the resource is being used at any given time, the optimum utilization is an indicator of resource utilization beyond which throughput gains for a workload is smaller than increase in latency and latency is an indicator of delay at the resource in processing the workload.
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