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Veritas Technologies Assigned Ten Patents

Prioritizing cache objects for deletion, maintaining cache coherency between nodes in clustered environment by performing bitmap lookup in response to read request from one of nodes, prioritizing and detecting file datasets based on metadata, eventually-complete backups, storage tier selection for replication and recovery, WORM storage, resynchronization in replication environment, managing replication to remote storage device, efficient erasure-coded storage systems, agentless and accelerated backup of database

Prioritizing cache objects for deletion
Veritas Technologies LLC, Mountain View, CA, has been assigned a patent (11513967) developed by Patidar, Jitendra, and Banerjee, Anindya, Pune, India, for systems and methods for prioritizing cache objects for deletion.”

The abstract of the patent published by the U.S. Patent and Trademark Office states: “Provided computer-implemented methods for prioritizing cache objects for deletion may include (1) tracking, at a computing device, a respective time an externally-accessed object spends in an external cache, (2) queuing, when the externally-accessed object is purged from the external cache, the externally-accessed object in a first queue, (3) queuing, when an internally-accessed object is released, the internally-accessed object in a second queue, (4) prioritizing objects within the first queue, based on a cache-defined internal age factor and on respective times the objects spend in the external cache and respective times the objects spend in an internal cache, (5) prioritizing objects within the second queue based on respective times the objects spend in the internal cache, (6) selecting an oldest object having a longest time in any of the first queue and the second queue, and (7) deleting the oldest object. Various other methods, systems, and computer-readable media are disclosed.

The patent application was filed on 2020-12-30 (17/138086).

Maintaining cache coherency between nodes in clustered environment by performing bitmap lookup in response to read request from one of nodes
Veritas Technologies LLC, Mountain View, CA, has been assigned a patent (11500773) developed by Jagtap, Bhushan, Maharashtra, India, Hemment, Mark, Chatteris, Great Britain, Banerjee, Anindya, Noronha, Ranjit, Patidar, Jitendra, Maharashtra, India, Kumar, Kundan, Bihar, India, and Pawar, Sneha, Maharashtra, India, for methods and systems for maintaining cache coherency between nodes in a clustered environment by performing a bitmap lookup in response to a read request from one of the nodes.”

The abstract of the patent published by the U.S. Patent and Trademark Office states: “Disclosed herein are methods, systems, and processes to provide coherency across disjoint caches in clustered environments. It is determined whether a data object is owned by an owner node, where the owner node is one of multiple nodes of a cluster. If the owner node for the data object is identified by the determining, a request is sent to the owner node for the data object. However, if the owner node for the data object is not identified by the determining, selects a node in the cluster is selected as the owner node, and the request for the data object is sent to the owner node.

The patent application was filed on 2020-07-27 (16/939737).

Prioritizing and detecting file datasets based on metadata
Veritas Technologies LLC, Mountain View, CA, has been assigned a patent (11487825) developed by Dargude, Shailesh, Santa Clara, CA, Shah, Harshit, Pune, India, Athavale, Anand, San Jose, CA, and Grandhi, Satish, Santa Clara, CA, for systems and methods for prioritizing and detecting file datasets based on metadata.”

The abstract of the patent published by the U.S. Patent and Trademark Office states: “The disclosed computer-implemented method for prioritizing and detecting file datasets based on metadata may include (i) receive a group of files from a data storage, (ii) train a machine-learning model utilizing a set of properties derived from metadata associated with the files, (iii) identify, utilizing the machine-learning model, a dataset including at least one candidate file that performs an action in a set of predetermined actions, and (iv) prioritize the action based on the dataset. Various other methods, systems, and computer-readable media are also disclosed.

The patent application was filed on 2019-04-03 (16/374568).

Eventually-complete backups
Veritas Technologies LLC, Mountain View, CA, has been assigned a patent (11474731) developed by Bharadwaj, Vaijayanti Rakshit, and Dalal, Chirag, Maharashtra, India, for methods and systems for eventually-complete backups.”

The abstract of the patent published by the U.S. Patent and Trademark Office states: “Disclosed are techniques that provide for eventually-complete backups, and restoration thereof. For example, such methods, computer program products, and computer systems can include initiating a backup operation (where the backup operation is configured back up a dataset), detecting termination of the backup operation, detecting termination of the backup operation, and determining whether the backup operation backed up the dataset completely. In response to a determination that the backup operation did not backup the dataset completely, generating an indication that the backup is not complete. In response to a determination that the backup operation did not backup the dataset completely, generating an indication that the backup is complete.

The patent application was filed on 2020-08-14 (16/993717).

Storage tier selection for replication and recovery
Veritas Technologies LLC, Mountain View, CA, has been assigned a patent (11463518) developed by Gorantla, Hrudil, Guntur, India, Ghosh, Subhadeep, Kolkata, India, Hasbe, Sunil, Shirur Anantpal, India, and Rajaa, Subash, Pune, India, for a storage tier selection for replication and recovery.”

The abstract of the patent published by the U.S. Patent and Trademark Office states: “Disclosed herein are methods, systems, and processes for migration between storage tiers. Such a method, for example, can include extracting one or more characteristics of a replication workload, determining one or more storage costs of each storage tier of a plurality of storage tiers (where the one or more storage costs are determined for the replication workload and the one or more storage costs are determined based, at least in part, on the one or more characteristics), identifying one or more storage tiers of the plurality of storage tiers (where the identifying is based, at least in part, on the one or more storage costs), and migrating at least a portion of the replication workload from a target storage unit in an initial storage tier to a storage unit in the one or more storage tiers.

The patent application was filed on 2020-12-23 (17/132877).

Write-once-read-many storage
Veritas Technologies LLC, Mountain View, CA, has been assigned a patent (11461282) developed by Mahadik, Pooja, Ratnagiri, India, Boyer, Brad, San Jose, CA, and Banerjee, Anindya, Pune, India, for systems and methods for write-once-read-many storage.”

The abstract of the patent published by the U.S. Patent and Trademark Office states: “The disclosed computer-implemented method for write-once-read-many storage may include (1) receiving, at a file system on the computing device, a request to assign a write-once-read-many (WORM) attribute to a file, wherein the request is received from an application, (2) setting, in response to the request to assign the WORM attribute to the file, a WORM flag in an extended attribute associated with the file, and (3) associating with the file, in response to the setting of the WORM flag, a retention period attribute and read-only access until the end of the retention period. The provided systems and methods may provide per-file WORM support at a file system level using extended attributes of the file system. Various other methods, systems, and computer-readable media are also disclosed.

The patent application was filed on 2020-11-04 (17/088938).

Data resynchronization in replication environment
Veritas Technologies LLC, Mountain View, CA, has been assigned a patent (11429640) developed by Patil, Rushikesh, and Thakur, Vishal, Maharashtra, India, for methods and systems for data resynchronization in a replication environment.”

The abstract of the patent published by the U.S. Patent and Trademark Office states: “Methods, computer program products, computer systems, and the like are disclosed that provide for scalable deduplication in an efficient and effective manner. For example, such methods, computer program products, and computer systems can include tracking one or more write operations executed on a target data store and sending metadata regarding the one or more write operations to a source site. The tracking comprises storing information regarding the one or more write operations in a data structure. The one or more write operations cause one or more units of data to be written to the target data store. The target data store is at a target site. The metadata comprises the information.

The patent application was filed on 2020-02-28 (16/805292).

Managing replication of data to remote storage device
Veritas Technologies LLC, Mountain View, CA, has been assigned a patent (11403181) developed by Rajaa, Subash, Pune, India, Hasbe, Sunil, Shirur Anantpal, India, Vaidya, Anish, Pleasanton, CA, and Agarwal, Om Prakash, Fremont, CA, for systems and methods for managing replication of data to a remote storage device.”

The abstract of the patent published by the U.S. Patent and Trademark Office states: “The disclosed computer-implemented method for managing replication of data to a remote storage device may include (1) maintaining a first bitmap and a second bitmap storing data acknowledging persistence of target data, respectively, at source and target gateways, where the target gateway serves the remote storage device, (2) sending replication data from a computing device to the source gateway, (3) setting a bit in the first bitmap, where the set bit corresponds to the replication data sent to the source gateway, (4) receiving a first acknowledgement indicating the source gateway received the replication data, (5) copying, in response to the first acknowledgement, the bit to the second bitmap, (6) clearing, in response to the first acknowledgement, the bit in the first bitmap, and (7) receiving a second acknowledgement indicating the target gateway received the replication data. Various other methods, systems, and computer-readable media are also disclosed.

The patent application was filed on 2020-01-31 (16/778462).

Efficient erasure-coded storage
Veritas Technologies LLC, Mountain View, CA, has been assigned a patent (11385806) developed by Banerjee, Anindya, and Marathe, Shailesh, Maharashtra, India, for methods and systems for efficient erasure-coded storage systems.”

The abstract of the patent published by the U.S. Patent and Trademark Office states: “Methods and the like according to the disclosure can include determining an information type of digital information, writing the digital information using a first process (in response to a determination that the information type of the digital information is a first information type), and, in response to a determination that the information type of the digital information is a second information type, determining erasure-coded parity information for the digital information and writing the digital information using a second process (where the digital information is to be written to erasure-coded storage). In the former case, the first process that includes writing the digital information to storage. The second process includes writing the digital information and the erasure-coded parity information to erasure-coded storage, without writing the digital information to a log.

The patent application was filed on 2021-01-03 (17/140108).

Agentless and accelerated backup of database
Veritas Technologies LLC, Mountain View, CA, has been assigned a patent (11372732) developed by Bharadwaj, Vaijayanti, and Dalal, Chirag, Pune, India, for systems and methods for agentless and accelerated backup of a database.”

The abstract of the patent published by the U.S. Patent and Trademark Office states: “The disclosed computer-implemented method for agentless and accelerated backup of a database may include, receiving, by a data backup device from a data server, blocks of data that provide a full backup of data of the data server. The method additionally includes receiving, by the data backup device from the data server, one or more native logs indicating one or more transactions performed by the data server. The method also includes determining, by the data backup device and based on the native logs, one or more changed blocks of the blocks of data. The method further includes providing, by the data backup device, a point in time restore of the data server by creating a synthetic full backup that overlays one or more of the blocks of data with the one or more changed blocks, and that shares remaining blocks of the blocks of data with the full backup.

The patent application was filed on 2020-02-25 (16/800322).

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