Fast algorithm to find file system difference for deduplication

    公开(公告)号:US11775484B2

    公开(公告)日:2023-10-03

    申请号:US16552965

    申请日:2019-08-27

    Applicant: VMware, Inc.

    CPC classification number: G06F16/1752 G06F16/152 G06F16/9027

    Abstract: The disclosure provides techniques for deduplicating files. The techniques include, upon creating or modifying a file, placing a logical timestamp of the current logical time, within a queue associated with the directory of the file. The techniques further include placing the logical timestamp within a queue of each parent directory of the directory of the file. To determine a set of files for deduplication, the techniques disclosed herein identify files that have been modified within a logical time range. The set of files modified within a logical time is identified by traversing directories of a storage system, the directories being organized within a tree structure. If a directory's queue does not contain a timestamp that is within the logical time range, then all child directories can be skipped over for further processing, such that no files within the child directories end up being within the set of files for deduplication.

    ANALYTICS PORTAL FOR AIR-GAPPED HYPERCONVERGED INFRASTRUCTURE IN A HYBRID CLOUD ENVIRONMENT

    公开(公告)号:US20230305873A1

    公开(公告)日:2023-09-28

    申请号:US17704020

    申请日:2022-03-25

    Applicant: VMware, Inc.

    CPC classification number: G06F9/45558 G06F2009/45595

    Abstract: An analytics portal, having a machine learning model, is deployed at an edge device in a virtualized computing environment. The machine learning model may be trained internally in the virtualized computing environment or via trained models received via an external network such as a cloud. The analytics portal is in an active mode, while another analytics portal at another host or edge device in the virtualized computing environment is in a passive mode. An election process may be used to change an analytics portal from the active mode to the passive mode. A failover process is also available to transition the passive analytics portal to the active mode, in response to a failure of the current active analytics portal.

    IN-PLACE CONVERSION OF VIRTUAL DISK FORMATS WITH VM POWERED ON

    公开(公告)号:US20230305723A1

    公开(公告)日:2023-09-28

    申请号:US17703904

    申请日:2022-03-24

    Applicant: VMware, Inc.

    CPC classification number: G06F3/0634 G06F3/0617 G06F3/0664 G06F3/067

    Abstract: System and method for converting disk format types of virtual disks in storage executes, in response to a request to convert a disk format type of a target virtual disk from a source disk format type to a destination disk format type, a conversion procedure on each data block of the target virtual disk that satisfies a predefined condition. The conversion procedure executed is based on the source and destination disk format types. The conversion procedure includes taking possession of a granular offset lock for a data block of the target virtual disk, performing a conversion operation on the data block of the target virtual disk only when the data block of the target virtual disk satisfies a required condition, and releasing the granular offset lock for the data block of the target virtual disk after the conversion operation on the data block has been performed.

    QUALITY-AWARE USER DATA FORWARDING IN MOBILE COMMUNICATIONS SYSTEMS

    公开(公告)号:US20230300665A1

    公开(公告)日:2023-09-21

    申请号:US17699185

    申请日:2022-03-21

    Applicant: VMware, Inc.

    Abstract: Example methods and systems for quality-aware user data forwarding in a mobile communications system are described. One example may involve a first virtualized network function (VNF) instance supported by a computer system establishing a user plane tunnel with a second VNF instance; and learning path quality information associated with multiple paths over the user plane tunnel. In response to receiving a packet that includes user data for forwarding in an uplink direction or a downlink direction, the first VNF instance may select the first path over the second path based on at least the path quality information; and generate and send an encapsulated packet over the user plane tunnel towards the second VNF instance. The encapsulated packet may include the packet and an outer header specifying the first outer source port number associated with the first path.

    USER DATAGRAM PROTOCOL SEGMENTATION OFFLOAD FOR VIRTUAL MACHINES

    公开(公告)号:US20230300224A1

    公开(公告)日:2023-09-21

    申请号:US17655606

    申请日:2022-03-21

    Applicant: VMware, Inc.

    CPC classification number: H04L69/16 H04L69/22 H04L69/325

    Abstract: The disclosure provides an approach for segmenting a user datagram protocol (UDP) packets. A method includes generating the UDP packet, containing UDP data, at a virtual computing instance (VCI) running on a host machine; sending the UDP packet from the VCI to a hypervisor running on the host machine; after sending the UDP packet to the hypervisor, segmenting the UDP packet into a plurality of UDP segments, wherein each of the plurality of UDP segments includes a portion of the UDP data and a UDP header; and transmitting the plurality of UDP segments, over a network, to a destination of the UDP packet.

    MAPPING VLAN OF CONTAINER NETWORK TO LOGICAL NETWORK IN HYPERVISOR TO SUPPORT FLEXIBLE IPAM AND ROUTING CONTAINER TRAFFIC

    公开(公告)号:US20230300002A1

    公开(公告)日:2023-09-21

    申请号:US17724433

    申请日:2022-04-19

    Applicant: VMware, Inc.

    CPC classification number: H04L12/4645 H04L41/122 H04L41/0803 G06F9/547

    Abstract: 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 machine in the multiple machines that executes a set of containers belonging to the routable subnet attaches, and (iii) a second identifier associated with a second logical switch designated for the routable subnet. The method generates an API call that maps the VLAN tag and the first identifier to the second identifier. The method provides the API call to a management and control cluster of the SDN to direct the management and control cluster to implement the routable subnet.

    Optimizing a reservation user interface

    公开(公告)号:US11763211B2

    公开(公告)日:2023-09-19

    申请号:US17452127

    申请日:2021-10-25

    Applicant: VMware, Inc.

    CPC classification number: G06Q10/02 G06F3/0484

    Abstract: Various examples are described for optimizing a reservation workflow in a user interface. In a calendar user interface element, a user can move from a single day reservation to multi-day reservation without having to choose a multi-day reservation to begin the reservation workflow. Additionally, the user interface can instantly recover from an unavailable booking without requiring the user to navigate to another user interface to select an alternative booking.

    Utilizing search capabilities for configuring input parameters of a workflow engine

    公开(公告)号:US11762911B2

    公开(公告)日:2023-09-19

    申请号:US16143490

    申请日:2018-09-27

    Applicant: VMWARE, INC.

    Abstract: Executing workflows can include receiving, via an interface associated with execution of a workflow, an entry corresponding to a particular workflow object from among a plurality of workflow objects of a datacenter, communicating the entry to a third-party system, receiving, from the third-party system, search results corresponding to the entry, wherein the search results include indications of a subset of the plurality of workflow objects of the datacenter that each have a threshold correlation with the entry, displaying, via the interface, a plurality of items respectively corresponding to the subset of the plurality of workflow objects of the search results, receiving a selection, via the interface, of an item of the plurality of items, and designating a workflow object of the subset of the plurality of workflow objects of the search results that corresponds to the selected item as an input parameter of the workflow responsive to the selection.

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