Storing a Data Object as Data Regions in a Storage Network

    公开(公告)号:US20220394091A1

    公开(公告)日:2022-12-08

    申请号:US17819386

    申请日:2022-08-12

    Abstract: A method for execution by a computing device of a storage network begins by receiving a write request for a data object, determining a plurality of data regions for the data object, determining storage identification information for each data region of the plurality of data regions and generating a storage table for the data object that includes information sufficient to identify each data region of the plurality of data regions. For a first data region of the plurality of data regions the method continues by dividing the first data region into a plurality of data segments, and dispersed error encoding the plurality of data segments to produce a plurality of sets of encoded data slices. The method then continues by sending a write request for each encoded data slice of each set of encoded data slices of the plurality of sets of encoded data slices to the storage network, and when at least a write threshold number of write responses is received for each of the plurality of sets of encoded data slices the method ends by updating the storage table to indicate that the first data region is available for retrieval.

    Access Control Lists for a Storage Network

    公开(公告)号:US20250068348A1

    公开(公告)日:2025-02-27

    申请号:US18942201

    申请日:2024-11-08

    Abstract: Methods and apparatus for storage pool tiering in a storage network. In an embodiment, a method executed by one or more processing modules of a storage network includes maintaining a storage network access control list (ACL) registry. The ACL registry includes a storage network sub-registry and one or more vault sub-registries, and each of the sub-registries includes one or more ACLs. The method further includes receiving a storage network access request from a requesting entity, identifying a request type of the storage network access request, and identifying the one or more ACLs of a sub-registry associated with the request type. The method continues with retrieving the one or more ACLs, identifying an ACL of the one or more ACLs based on an identifier associated with the requesting entity, and comparing the storage network access request to permissions of the identified ACL to determine whether the access request is authorized.

    Utilizing integrity information in a vast storage system

    公开(公告)号:US11544146B2

    公开(公告)日:2023-01-03

    申请号:US17743717

    申请日:2022-05-13

    Abstract: A method includes receiving a data retrieval request. A plurality of identifiers are determined in accordance with the data retrieval request. Integrity information is generated based on determining the plurality of identifiers by performing a cyclic redundancy check. Stored integrity information corresponding to the data retrieval request is compared with the integrity information, where the stored integrity information was previously generated by performing the cyclic redundancy check. When the stored integrity information compares unfavorably with the integrity information, corruption associated with the plurality of identifiers is determined.

    Utilizing Integrity Information in a Vast Storage System

    公开(公告)号:US20220269562A1

    公开(公告)日:2022-08-25

    申请号:US17743717

    申请日:2022-05-13

    Abstract: A method includes receiving a data retrieval request. A plurality of identifiers are determined in accordance with the data retrieval request. Integrity information is generated based on determining the plurality of identifiers by performing a cyclic redundancy check. Stored integrity information corresponding to the data retrieval request is compared with the integrity information, where the stored integrity information was previously generated by performing the cyclic redundancy check. When the stored integrity information compares unfavorably with the integrity information, corruption associated with the plurality of identifiers is determined.

    Storage Unit Validating Requests for a Storage Vault

    公开(公告)号:US20220382634A1

    公开(公告)日:2022-12-01

    申请号:US17817464

    申请日:2022-08-04

    Abstract: A system includes a plurality of storage units each including a network port operably coupled to the network, where one or more storage vaults is associated with the plurality of storage units and each storage vault of the one or more storage vaults represents a software-constructed grouping of storage units of the plurality of storage units, where the software-constructed grouping of storage units stores encoded data slices, where a data segment is encoded using an information dispersal algorithm to produce the encoded data slices, and where a storage unit: receives, via the network port, a request regarding the data segment stored in the software-constructed grouping of storage units, obtains, from a data structure pertaining to the software-constructed grouping of storage units, information regarding the request, determines whether the request is valid based on the information regarding the request, and when the request is valid, the storage unit executes the request.

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