Samsung Electronics Co., Ltd.

Virginia Tech Intellectual Properties Inc

Vishwanath Maram

Matthew Shaun Bryson

Oscar Prem Pinto

Gayathiri Venkataraman

Gunneswara Rao Marripudi

Naga Sanjana Bikonda

Madhava Krishnan Ramanathan

Kumar Kanteti

Veronica Lagrange Moutinho Dos Reis

Wookhee Kim

Changwoo Min

Son Truong Pham

Sungwook Ryu

Hingkwan Huen

William Martin

Ajit Yagaty

Howard R Butler

Subramanyam Varanasi

Gayathri Venkataraman

Huan Li

Danqing Jin

Shashwat Jain

A system is described. The system may include a processor. Software may run on the processor to build a batch request, which may include at least a first request and a second request. The system may also include a storage device and a computational storage unit associated with the storage device, which may be configured to execute the batch request.

Systems and method for batching requests in computational devices

A device is described. The device may include a connector to connect the device to a component. The device may also include a computational storage unit. A receiver may receive a discovery request from a discovery service, and a transmitter may transmit a discovery response to the discovery service, the discovery response including information about the computational storage unit.

Mechanism to discover computational storage functions and devices

Provided is a method of data storage, the method including receiving, at a host of a key-value store, a request to access a data node stored on a storage device of the key-value store, locating an address corresponding to the data node in a host cache on the host, and determining that the data node is in a kernel cache on the storage device.

Systems and methods for a cross-layer key-value store with a computational storage device

A method may include receiving, at a storage device, an input and/or output (I/O) request comprising a device indication performing a determination, at the storage device, that the device indication indicates the storage device, and servicing, by the storage device, the I/O request based on the determination. The device indication may include an address for the I/O request. The method may include installing a second storage device in the storage system. The second storage device may be installed seamlessly. The first and second storage devices may be peer devices. The method may further including receiving, at the first storage device, a second I/O request including a second device indication, performing a second determination, by the first storage device, that the second device indication indicates the second storage device, and forwarding, by the first storage device, the second I/O request to the second storage device based on the second determination.

Systems, methods, and devices for near storage elasticity

A method includes receiving, at a controller of a storage device, a command reserving a program slot of a processing device of the storage device to an application. The method further includes storing, by the controller of the storage device, an association between the program slot and the application. The method further includes receiving, at the controller of the storage device, a request to load the application into the execution slot. The method further includes loading, by the controller of the storage device, the application into the program slot based on the association and the request. The method further includes executing, at the processing device of the storage device, the application in the program slot.

Secure applications in computational storage devices

A system includes a virtual computational storage emulation module configured to provide a virtual computational storage device. The system further includes a storage element, where the virtual computational storage emulation module is configured to store data associated with the virtual computational storage device at the storage element. The system further includes a compute element. The virtual computational storage emulation module is configured to send a compute request associated with the virtual computational storage device to the compute element.

Virtual computational storage devices

A high endurance persistent storage device. In some embodiments, the persistent storage device includes: a controller circuit; persistent storage media, connected to the controller circuit; nonvolatile memory, connected to the controller circuit; and volatile memory, connected to the controller circuit.

High endurance persistent storage device

Provided is a storage device including a first non-volatile storage media having first performance capabilities; a second non-volatile storage media having second performance capabilities different from the first performance capabilities; and a device controller configured to report to a host software the first performance capabilities, the second performance capabilities, changes to the first performance capabilities, and changes to the second performance capabilities.

Non-volatile memory storage device capable of self-reporting performance capabilities

A system is described. The system may include a storage device, which may include storage for data and a controller to write the data to the storage and to read the data from the storage. The storage device may also include an accelerator implementing at least one operation on files stored on the storage device. These operations may be drawn from a set including a merge operation and a split operation.

Storage device adapter to accelerate database temporary table processing

Provided is a data storage system including a host including a host cache portion of a mirror cache, the host cache portion for storing metadata indicating a location of a data node that is stored in a kernel cache portion of the mirror cache, and a storage device including the kernel cache portion located in a common memory area.

Systems and methods for a cross-layer key-value store architecture with a computational storage device

A flash translation layer with a rewind feature, and a method of operation. In some embodiments, the method includes: receiving, by a storage device, a first write command, for a first logical address; performing, by the storage device, a write to flash memory at a first physical address, corresponding to the first logical address; receiving, by the storage device, a first bookmarking command, for the first logical address; receiving, by the storage device, a second write command, for the first logical address; performing, by the storage device, a write to flash memory at a second physical address, corresponding to the first logical address; receiving, by the storage device, a first rewind command, for the first logical address; receiving, by the storage device, a read command, for the first logical address; and retrieving, by the storage device, in response to the read command, data from the first physical address.

Flash translation layer with rewind

Deduplication functionality is provided for a key-value solid-state drive (KVSSD) that includes a storage space and a controller. The storage space contains first and second containers. The first container includes a first virtual space and stores a key and at least one dedup key associated with the key. Each dedup key corresponds to a block of user data, and each block includes a predetermined size. The second container includes a second virtual space and stores each dedup key, the block of user data associated with the dedup key and metadata associated with the block of user data. The controller determines whether a block of user data received by the KVSSD is a duplicate block of data stored in the second container by determining whether a dedup key for the received block of user data matches a stored dedup key in the first container.

Data deduplication using KVSSD

A method includes: receiving an operational command directed to a solid-state drive (SSD) and a security credential; issuing an asynchronous event from the SSD to an authentication agent including the security credential and a security certificate, wherein the security certificate is encoded based on the security credential and is stored in the SSD; forwarding the security credential and the security certificate from the authentication agent to an authentication server; validating the security certificate based on the security credential at an authentication server; providing a validation response from the authentication server to the authentication agent; forwarding the validation response from the authentication agent to the SSD; and executing the operational command based on the validation response.

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San Jose, CA, United States of America

Vishwanath Maram