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Patent Agency Ranking
公开(公告)号：US20180232308A1
公开(公告)日：2018-08-16
申请号：US15433951
申请日：2017-02-15
Applicant: Amazon Technologies, Inc.
Inventor： Norbert Paul Kusters , Nachiappan Arumugam , Andre Podnozov , Shobha Agrawal , Shreyas Ramalingam , Danny Wei , David R. Richardson , Marc John Brooker , Christopher Nathan Watson , John Luther Guthrie, II , Ravi Nankani
IPC: G06F12/0808 , G06F3/06
CPC classification number: G06F3/0619 , G06F3/061 , G06F3/065 , G06F3/0665 , G06F3/0683 , G06F11/14 , G06F11/2007 , G06F11/2015 , G06F11/2058 , G06F2201/81 , G06F2201/84
Abstract: A data storage system includes a head node and mass storage devices. The head node is configured to flush data stored in a storage of the head node, based at least in part on one or more triggers being met, from the storage of the head node to a set of the mass storage devices of the data storage system. The flushed data is written to a segment of free storage space across the set of the mass storage devices allocated for the given data flush operation. In some embodiments, a head node may flush both current version data and point-in-time version data to the set of mass storage devices. Also, the data storage system maintains an index that indicates storage locations of data for particular portions of a volume before and after the data is flushed to the set of mass storage devices.
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公开(公告)号：US20180232165A1
公开(公告)日：2018-08-16
申请号：US15433956
申请日：2017-02-15
Applicant: Amazon Technologies, Inc.
Inventor： Norbert Paul Kusters , Nachiappan Arumugam , Andre Podnozov , Shobha Agrawal , Shreyas Ramalingam , Danny Wei , David R. Richardson , Marc John Brooker , Christopher Nathan Watson , John Luther Guthrie, II , Ravi Nankani
CPC classification number: G06F3/0619 , G06F3/065 , G06F3/0683 , G06F11/2058 , G06F11/2064 , G06F11/2071 , G06F2201/84
Abstract: A data storage system includes a head node and mass storage devices. The head node is configured to flush data stored in a storage of the head node to a set of the mass storage devices of the data storage system. A head node may flush both current version data and point-in-time version data to the set of mass storage devices. Also, the data storage system maintains an index that indicates storage locations of data for particular portions of a volume before and after the data is flushed to the set of mass storage devices. In some embodiments an index includes a current version reference for a volume or portion of a volume and one or more point-in-time snapshot references.
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公开(公告)号：US10521135B2
公开(公告)日：2019-12-31
申请号：US15433951
申请日：2017-02-15
Applicant: Amazon Technologies, Inc.
Inventor： Norbert Paul Kusters , Nachiappan Arumugam , Andre Podnozov , Shobha Agrawal , Shreyas Ramalingam , Danny Wei , David R. Richardson , Marc John Brooker , Christopher Nathan Watson , John Luther Guthrie, II , Ravi Nankani
Abstract: A data storage system includes a head node and mass storage devices. The head node is configured to flush data stored in a storage of the head node, based at least in part on one or more triggers being met, from the storage of the head node to a set of the mass storage devices of the data storage system. The flushed data is written to a segment of free storage space across the set of the mass storage devices allocated for the given data flush operation. In some embodiments, a head node may flush both current version data and point-in-time version data to the set of mass storage devices. Also, the data storage system maintains an index that indicates storage locations of data for particular portions of a volume before and after the data is flushed to the set of mass storage devices.
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公开(公告)号：US20210263658A1
公开(公告)日：2021-08-26
申请号：US17319020
申请日：2021-05-12
Applicant: Amazon Technologies, Inc.
Inventor： Norbert Paul Kusters , Nachiappan Arumugam , Andre Podnozov , Shobha Agrawal , Shreyas Ramalingam , Danny Wei , David R. Richardson , Marc John Brooker , Christopher Nathan Watson , John Luther Guthrie, II , Ravi Nankani
Abstract: A data storage system includes a head node and mass storage devices. The head node is configured to flush data stored in a storage of the head node to a set of the mass storage devices of the data storage system. A head node may flush both current version data and point-in-time version data to the set of mass storage devices. Also, the data storage system maintains an index that indicates storage locations of data for particular portions of a volume before and after the data is flushed to the set of mass storage devices. In some embodiments an index includes a current version reference for a volume or portion of a volume and one or more point-in-time snapshot references.
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公开(公告)号：US11010064B2
公开(公告)日：2021-05-18
申请号：US15433956
申请日：2017-02-15
Applicant: Amazon Technologies, Inc.
Inventor： Norbert Paul Kusters , Nachiappan Arumugam , Andre Podnozov , Shobha Agrawal , Shreyas Ramalingam , Danny Wei , David R. Richardson , Marc John Brooker , Christopher Nathan Watson , John Luther Guthrie, II , Ravi Nankani
Abstract: A data storage system includes a head node and mass storage devices. The head node is configured to flush data stored in a storage of the head node to a set of the mass storage devices of the data storage system. A head node may flush both current version data and point-in-time version data to the set of mass storage devices. Also, the data storage system maintains an index that indicates storage locations of data for particular portions of a volume before and after the data is flushed to the set of mass storage devices. In some embodiments an index includes a current version reference for a volume or portion of a volume and one or more point-in-time snapshot references.
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