Patents by Inventor Shmuel Ben-Yehuda
Shmuel Ben-Yehuda has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 11789632Abstract: In a storage system including a first tier and a second tier a method includes: storing access statistics per object; obtaining a request to perform a write operation; calculating a recency factor to the first object based on the access statistics; and writing the first object to one of the first tier and the second tier, depending on the recency factor. Performing garbage collection process on the second tier may include: reading metadata of an object stored in the second tier; determining whether the object is valid based on the metadata; if the object is invalid, discarding the object; and if the second object is valid: calculating a recency factor for the object based on the access statistics of the object; and moving the object to the first tier or leaving the object in the second tier, depending on the recency factor of the second object.Type: GrantFiled: July 12, 2021Date of Patent: October 17, 2023Assignee: LIGHTBITS LABS LTD.Inventors: Shmuel Ben-Yehuda, Ofir Efrati, Abel Alkon Gordon, Ofer Hayut, Eran Kirzner, Alexander Shpiner, Roy Shterman, Maor Vanmak
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Patent number: 11513729Abstract: A computer-based system and method for providing a distributed write buffer in a storage system, including: obtaining a write request at a primary storage server to store data associated with the write request in a non-volatile storage of the primary storage server; and storing the data associated with the write request in a persistent memory of the primary storage server or in a persistent memory of an auxiliary storage server based on presence of persistent memory space in the primary storage server. The write request may be acknowledged by the primary storage server after storing the data associated with the write request in the persistent memory of the primary storage server or in the persistent memory of the auxiliary storage server.Type: GrantFiled: July 13, 2021Date of Patent: November 29, 2022Assignee: Lightbits Labs Ltd.Inventors: Shmuel Ben-Yehuda, Ofir Efrati, Abel Alkon Gordon, Ofer Hayut, Eran Kirzner, Alexander Shpiner, Roy Shterman, Maor Vanmak
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Patent number: 11467730Abstract: Systems and methods of managing data storage, on non-volatile memory (NVM) media, by at least one processor may include: receiving a first storage request, to store a first data block on the NVM media; storing content of the first data block on a cache memory module; scheduling a future movement action of the content of the first data block from the cache memory module to the NVM media; and moving, transmitting or copying the content of the first data block from the cache memory module to at least one NVM device of the NVM media, according to the scheduled movement action.Type: GrantFiled: December 31, 2020Date of Patent: October 11, 2022Assignee: LIGHTBITS LABS LTD.Inventors: Shmuel Ben-Yehuda, Ofir Efrati, Abel Alkon Gordon, Ofer Hayut, Eran Kirzner, Alexander Shpiner, Roy Shterman, Maor Vanmak
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Patent number: 11442658Abstract: computer-based system and method for selecting a write unit size for a block storage device, includes performing a plurality of sequences of I/O operations to the block storage device, each sequence having a write unit size from a plurality of write unit sizes; collecting performance metrics of the sequences of I/O operations; and selecting the write unit size for the block storage device from the plurality of write unit sizes based on the performance metrics. In some cases, preconditioning is performed prior to performing the plurality of sequences of I/O operations by emptying the block storage device; and writing data to the block storage device to fill the block storage device above a predetermined level.Type: GrantFiled: May 28, 2021Date of Patent: September 13, 2022Assignee: LIGHTBITS LABS LTD.Inventors: Shmuel Ben-Yehuda, Ofir Efrati, Abel Alkon Gordon, Ofer Hayut, Eran Kirzner, Alexander Shpiner, Roy Shterman, Maor Vanmak
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Patent number: 11256431Abstract: A field programmable gate array (FPGA), that includes a trusted FPGA logic, an untrusted FPGA logic and a monitor; wherein the monitor is configured to monitor the untrusted FPGA logic and prevent the untrusted FPGA logic from violating predefined constrains imposed on an operation of the untrusted FPGA logic; wherein the predefined constraints are stored in a memory region of the FPGA that is not accessible to the untrusted FPGA logic.Type: GrantFiled: December 29, 2017Date of Patent: February 22, 2022Assignee: LIGHTBITS LABS LTD.Inventors: Shmuel Ben-Yehuda, Ofir Efrati, Sagi Grimberg, Eran Kirzner, Ziv Tishel, Fabian Trumper
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Patent number: 11093408Abstract: A system and a method of managing storage of cached data objects on a non-volatile memory (NVM) computer storage media including at least one NVM storage device, by at least one processor, may include: receiving one or more data objects having respective Time to Live (TTL) values; storing the one or more data objects and respective TTL values at one or more physical block addresses (PBAs) of the storage media; and performing a garbage collection (GC) process on one or more PBAs of the storage media based on at least one TTL value stored at a PBA of the storage media.Type: GrantFiled: June 3, 2019Date of Patent: August 17, 2021Assignee: Lightbits Labs Ltd.Inventors: Alexander Solganik, Adir Gabai, Shmuel Ben-Yehuda, Eran Kirzner, Abel Alkon Gordon
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Patent number: 10963393Abstract: A method for accessing a storage system, the method may include receiving a block call, from a processor that executes an application and by a storage engine of a computer that is coupled to a storage system; generating, by the storage engine and based on the block call, a key value call; and sending the key value call to a key value frontend of the storage system.Type: GrantFiled: December 29, 2017Date of Patent: March 30, 2021Assignee: Lightbits Labs Ltd.Inventors: Shmuel Ben-Yehuda, Ofir Efrati, Abel Alkon Gordon, Eran Kirzner, Fabian Trumper
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Patent number: 10956346Abstract: A storage system that includes an in-line hardware accelerator, a solid-state drive (SSD) unit, a central processing unit (CPU), a volatile memory module, and an accelerator memory module that is coupled to the in-line hardware accelerator or belongs to the in-line hardware accelerator; wherein the in-line hardware accelerator is directly coupled to the SSD unit, the volatile memory and the non-volatile memory; wherein the CPU is directly coupled to the volatile memory and to the non-volatile memory; wherein the in-line hardware accelerator is configured to manage access to the SSD unit; wherein the in-line accelerator is configured to retrieve data stored in the volatile memory module and the non-volatile memory module without involving the CPU.Type: GrantFiled: December 29, 2017Date of Patent: March 23, 2021Assignee: Lightbits Labs Ltd.Inventors: Shmuel Ben-Yehuda, Ofir Efrati, Sagi Grimberg, Eran Kirzner, Ziv Tishel, Fabian Trumper
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Patent number: 10713162Abstract: A method and a system for accelerating computer data garbage collection (GC) on a non-volatile memory (NVM) computer storage device may include: monitoring, by a processor, a data validity parameter of at least one physical write unit (PWU), where the PWU may include a plurality of physical data pages of the NVM device; sending at least one GC command from the processor to an accelerator associated with the NVM device, based on the monitored data validity parameter; copying, by the accelerator, a plurality of data-objects stored on at least one first PWU, to a read address space comprised within the accelerator; copying valid data-objects from the read address space to a write address space comprised within the accelerator until the amount of data in the write address space exceeds a predefined threshold; and storing, by the accelerator, the data content in at least one second PWU in the NVM media.Type: GrantFiled: April 26, 2018Date of Patent: July 14, 2020Assignee: Lightbits Labs Ltd.Inventors: Shmuel Ben-Yehuda, Ofir Efrati, Roy Geron, Abel Alkon Gordon, Sagi Grimberg, Eran Kirzner, Ziv Tishel, Maor Vanmak, Ofer Hayut
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Patent number: 10684964Abstract: A system and a method for reducing read latency of a storage media associated with at least one host computer, by at least one processor, may include assigning each storage segment of the non-volatile storage to a first Read-Latency Set (RLS) and a second RLS, wherein the first RLS is attributed a read/write mode and the second RLS is attributed a read-only mode; receiving read-requests and write-requests from the at least one host computer, wherein each of said requests is attributed a priority; and serving the received requests according to RLS work modes and according to the priority of each request.Type: GrantFiled: August 1, 2018Date of Patent: June 16, 2020Assignee: Lightbits Labs Ltd.Inventors: Abel Alkon Gordon, Sagi Grimberg, Shmuel Ben-Yehuda
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Patent number: 10628301Abstract: A system and method of managing non-volatile computer storage media may include: receiving at least one value of at least one parameter, including for example: a size of data objects, a frequency of data write requests, a size of write units (WUs) and a required write amplification value; setting a cyclic write pointer to point to a WU having a logical address space; setting a cyclic garbage collection (GC) pointer to point to a WU having a logical address space, located ahead of the WU pointed by the write pointer; performing GC on the WU pointed by the GC pointer; and incrementing the cyclic GC pointer to point to a next WU according to the value of the cyclic write pointer and according to the at least one received parameter value.Type: GrantFiled: June 21, 2018Date of Patent: April 21, 2020Assignee: Lightbits Labs Ltd.Inventors: Shmuel Ben-Yehuda, Ofir Efrati, Abel Alkon Gordon, Sagi Grimberg, Eran Kirzner, Maor Vanmak
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Patent number: 10025607Abstract: Optimizing read operations to a storage device in a virtualized computing environment. A read system call is received by a virtual machine's (VM) operating system from an application running on the VM for data on a storage device. The VM is hosted by a hypervisor providing access to the storage device in a virtualized computing environment. A virtual file system (VFS) supported by the operating system is caused to call on a first para-virtualized file system (PVFS FE) supported by the operating system to execute the read operation. In response to determining by the PVS FE that the data to be read exists in a data cache of the PVFS FE, executing by the PVS FE the read operation from the cache of the PVFS FE.Type: GrantFiled: November 23, 2015Date of Patent: July 17, 2018Assignee: International Business Machines CorporationInventors: Shmuel Ben-Yehuda, Eran Borovik, Eran Rom, Avishay Traeger
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Patent number: 9529615Abstract: Systems and methods for optimizing operation of a physical device in a virtualized computing environment are provided. The method comprises monitoring instructions issued by an application running on a virtual machine's (VM) operating system, wherein the VM is hosted by a hypervisor providing access to a physical device connected to a virtualized computing environment; wherein a device driver supported by the operating system issues one or more instructions to an emulated device supported by the hypervisor to control the physical device according to the issued instructions, wherein the emulated device's registers are implemented in memory of the hypervisor and the instructions issued by the device driver are stored in said registers, wherein the hypervisor handles the instructions, in response to learning that the instructions are stored in said registers.Type: GrantFiled: November 24, 2010Date of Patent: December 27, 2016Assignee: International Business Machines CorporationInventors: Shmuel Ben Yehuda, Eran Borovik, Michael E. Factor, Zorik Machulsky, Kalman Zvi Meth, Avishay Traeger, Ben-Ami Yassour
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Publication number: 20160077851Abstract: Optimizing read operations to a storage device in a virtualized computing environment. A read system call is received by a virtual machine's (VM) operating system from an application running on the VM for data on a storage device. The VM is hosted by a hypervisor providing access to the storage device in a virtualized computing environment. A virtual file system (VFS) supported by the operating system is caused to call on a first para-virtualized file system (PVFS FE) supported by the operating system to execute the read operation. In response to determining by the PVS FE that the data to be read exists in a data cache of the PVFS FE, executing by the PVS FE the read operation from the cache of the PVFS FE.Type: ApplicationFiled: November 23, 2015Publication date: March 17, 2016Inventors: Shmuel Ben-Yehuda, Eran Borovik, Eran Rom, Avishay Traeger
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Patent number: 9229757Abstract: Systems and methods for optimizing write operations to a storage device in a virtualized computing environment comprise monitoring write operations issued by an application running on a virtual machine's (VM) operating system, wherein the VM is hosted by a hypervisor providing access to a storage device in a virtualized computing environment; and causing a virtual file system (VFS) supported by the operating system to call on a first para-virtualized file system (PVFS FE) supported by the operating system to execute a write operation, in response to determining that the write operation is to write data to the storage device, wherein data that is to be written to the storage device is first written to a VM memory area allocated to the VM and accessible to the hypervisor hosting the VM.Type: GrantFiled: July 19, 2010Date of Patent: January 5, 2016Assignee: International Business Machines CorporationInventors: Shmuel Ben-Yehuda, Eran Borovik, Eran Rom, Avishay Traeger
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Patent number: 9043501Abstract: Machines, systems and methods for I/O monitoring in a plurality of compute nodes and a plurality of service nodes utilizing a Peripheral Component Interconnect express (PCIe) are provided. In one embodiment, the method comprises assigning at least one virtual function to a services node and a plurality of compute nodes by the PCIe interconnect and a multi-root I/O virtualization (MR-IOV) adapter. The MR-IOV adapter enables bridging of a plurality of compute node virtual functions with corresponding services node virtual functions. A front-end driver on the compute node requests the services node virtual function to send data and the data is transferred to the services node virtual function by the MR-IOV adapter. A back-end driver running in the services node receives and passes the data to a software service to modify/monitor the data. The back-end driver sends the data to another virtual function or an external entity.Type: GrantFiled: July 25, 2013Date of Patent: May 26, 2015Assignee: International Business Machines CorporationInventors: Shmuel Ben Yehuda, Michael E Factor, Abel Gordon, Nadav Yosef Har'el, Razya Ladelsky, Eran Raichstein
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Patent number: 8949569Abstract: A method for facilitating direct memory access in a computing system in response to a request to transfer data is provided. The method comprises selecting a thread for transferring the data, wherein the thread executes on a processing core within the computing system; providing the thread with the request, wherein the request comprises information for carrying out a data transfer; and transferring the data according to the request. The method may further comprise: coordinating the request with a memory management unit, such that virtual addresses may be used to transfer data; invalidating a cache line associated with the source address or flushing a cache line associated with the destination address, if requested. Multiple threads can be selected to transfer data based on their proximity to the destination address.Type: GrantFiled: April 30, 2008Date of Patent: February 3, 2015Assignee: International Business Machines CorporationInventors: Alan Frederic Benner, Shmuel Ben-Yehuda, Zorik Machulsky, Julian Satran, Leah Shalev, Ilan Shimony, Thomas Basil Smith, III
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Publication number: 20150032910Abstract: Machines, systems and methods for I/O monitoring in a plurality of compute nodes and a plurality of service nodes utilizing a Peripheral Component Interconnect express (PCIe) are provided. In one embodiment, the method comprises assigning at least one virtual function to a services node and a plurality of compute nodes by the PCIe interconnect and a multi-root I/O virtualization (MR-IOV) adapter. The MR-IOV adapter enables bridging of a plurality of compute node virtual functions with corresponding services node virtual functions. A front-end driver on the compute node requests the services node virtual function to send data and the data is transferred to the services node virtual function by the MR-IOV adapter. A back-end driver running in the services node receives and passes the data to a software service to modify/monitor the data. The back-end driver sends the data to another virtual function or an external entity.Type: ApplicationFiled: July 25, 2013Publication date: January 29, 2015Applicant: International Business Machines CorporationInventors: Shmuel Ben Yehuda, Michael E. Factor, Abel Gordon, Nadav Yosef Har'El, Razya Ladelsky, Eran Raichstein
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Patent number: 8943260Abstract: A memory management method in a virtualized computing environment is provided, in which a hypervisor implements at least a virtual machine (VM) over a host machine, wherein a guest operating system (OS) is executed over the VM and an application supporting memory management capabilities is executed over the guest OS. The method comprises invoking a first memory manager (java balloon) implemented by the application to deallocate memory allocated to the application for use by the hypervisor, in response to a request submitted by the hypervisor; and invoking a second memory manager (guest balloon) implemented over the guest operating system to deallocate memory allocated to the guest OS, in response to a request submitted by the hypervisor.Type: GrantFiled: March 13, 2011Date of Patent: January 27, 2015Assignee: International Business Machines CorporationInventors: Shmuel Ben-Yehuda, Dilma Menezes Da Silva, Abel Gordon, Michael R. Hines
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Patent number: 8898665Abstract: A method for accessing a memory space allocated to a virtual machine, the method includes: receiving a request from the virtual machine to generate, for another virtual machine, a memory credential associated with a certain memory space allocated to the virtual machine; generating, in response to the request, a cryptographically signed credential; sending the cryptographically signed credential to the other virtual machine; receiving from the other virtual machine an access request to access at least one memory entry within the certain memory space; and accessing the at least one memory entry, if the access request complies with the memory credential.Type: GrantFiled: February 29, 2012Date of Patent: November 25, 2014Assignee: International Business Machines CorporationInventors: Shmuel Ben-Yehuda, Zorik Machulsky, Julian Satran, Edward J. Seminaro, Leah Shalev, Ilan Shimony