Patents by Inventor Yukinori Sakashita
Yukinori Sakashita 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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Publication number: 20160054946Abstract: A management system manages a plurality of logical volumes in a storage system coupled to a host system. The plurality of logical volumes includes a first logical volume provided to the host system and a second logical volume. The management system manages the second logical volume as a duplicate of the first logical volume and a first state volume which is provided to the host system. The management system changes the second logical volume to a second state volume associated with the first logical volume, which is not a logical volume provided to the host system and which is on standby for a future use by the host system. The management system manages a data difference between data stored in the second logical volume and data stored in the first logical volume associated with the second logical volume if data is newly stored in the first logical volume.Type: ApplicationFiled: February 18, 2014Publication date: February 25, 2016Applicant: HITACHI, LTD.Inventors: Pablo Martinez Lerin, Jun Nakajima, Hironori Emaru, Yukinori Sakashita
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Patent number: 9255937Abstract: Provided is an automatic analyzer that includes a suction nozzle, a detection container, and a detector. The suction nozzle suctions a sample and a solution used for the detection of the sample. The suctioned sample and the solution are supplied to the detection container. The detector detects a signal from the sample. In addition, a vessel for the sample and a container for the solution are disposed below the detection container.Type: GrantFiled: July 20, 2011Date of Patent: February 9, 2016Assignee: HITACHI HIGH TECHNOLOGIES CORPORATIONInventors: Yukinori Sakashita, Katsuaki Takahashi, Yoshihiro Yamashita, Taku Sakazume
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Publication number: 20160006668Abstract: A computer system comprises a storage system that is configured by at least one real storage apparatus that is provided with a plurality of real resources and a management system that is coupled to the storage system. The management system is configured to allocate a real resource or a virtual resource based on the real resource as a tenant resource from the at least one real storage apparatus to a tenant based on first information that includes an upper limit that is related to a real resource of each of at least one real storage apparatus that is provided with a plurality of real resources and second information that is an upper limit that is related to a real resource that is allocated as a tenant resource that is a resource that can be used by a tenant or as a resource that is a basis of the tenant resource.Type: ApplicationFiled: May 15, 2013Publication date: January 7, 2016Inventors: Tsukasa SHIBAYAMA, Yukinori SAKASHITA
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Publication number: 20160006630Abstract: When one of nodes performs a prescribed task, a management computer: obtains a replaceable part value group containing configuration information for components of a group that includes the node, and stores the obtained replaceable part value group in history information; receives at least one node to be evaluated; obtains a replaceable part value group containing configuration information for respective components of a group that includes said node to be evaluated, and stores the obtained replaceable part value group in history comparison target information; selects a combination of the history comparison target information and the history information having matching elements; calculates an evaluation value for the selected combination of the history comparison target information and the history information; and outputs a combination of an evaluation value and a node identifier indicating the history comparison target information and the history information having the matching elements.Type: ApplicationFiled: May 17, 2013Publication date: January 7, 2016Applicant: HITACHI, LTD.Inventors: Yujiro ICHIKAWA, Yukinori SAKASHITA, Masataka NAGURA, Jun NAKAJIMA
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Publication number: 20150378848Abstract: A management computer stores an operation requirement of a virtual machine and a scheme of a first configuration change executed by a host computer or a storage apparatus. The management computer determines whether a second configuration change configured so as to be executed automatically in the host computer or the storage apparatus is executed. If it is determined that the second configuration change is executed, the management computer predicts a performance index value concerning a prescribed performance index for the computer or the storage apparatus when executing the second configuration change. The management computer determines whether an anticipated effect value of the configuration change scheme is satisfied based on the predicted performance index value, and creates a substitution plan satisfying both an operation requirement and an anticipated effect value of the virtual machine where it is determined that the anticipated effect value is not satisfied.Type: ApplicationFiled: November 11, 2013Publication date: December 31, 2015Applicant: HITACHI, LTD.Inventors: Satoshi KANEKO, Yukinori SAKASHITA, Kyoko MIWA
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Publication number: 20150370479Abstract: A memory stores first configuration information indicating a plurality of logical storage areas and a first condition defining a state of a storage apparatus as a trigger for the storage apparatus to move data. A CPU acquires: a second condition defining a state of a computer as a trigger for the computer to move a first object, which is stored in a first logical storage area among the plurality of logical storage areas and performed by the computer, to another one of the plurality of logical storage areas; second configuration information associating the first object and the first logical storage area; first state information indicating a state of the plurality of logical storage areas; and second state information indicating a state of the first object. If a state of performing data movement is set, the CPU identifies a cause of the state of performing the data movement.Type: ApplicationFiled: August 31, 2015Publication date: December 24, 2015Applicant: HITACHI, LTD.Inventors: Satoshi KANEKO, Tsukasa SHIBAYAMA, Yukinori SAKASHITA
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Publication number: 20150370627Abstract: A management system that generates a plan which is a countermeasure against an event occurring in a computer system includes: a plan generating unit configured to generate a plan according to the event; and an indicator generating unit configured to generate, as a performance change evaluation indicator of the plan, information on a change in performance of a resource of the computer system, which can occur due to other subject's process executed by the other subject different from a subject of the plan when the plan generated by the plan generating unit is executed.Type: ApplicationFiled: October 30, 2013Publication date: December 24, 2015Applicant: HITACHI, LTD.Inventors: Jun NAKAJIMA, Masataka NAGURA, Yukinori SAKASHITA
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Publication number: 20150373119Abstract: In one mode, a management calculator is connected to a host calculator and a storage device, and stores, in a memory, composition information and function setting information. The composition information shows multiple logic storage regions provided by the storage device, and objects that are stored in one logic storage region from among the multiple logic storage regions and that are executed by the host calculator, the logic storage regions and the objects being shown in association with one another. Meanwhile, the function setting information shows storage functions set for the logic storage regions.Type: ApplicationFiled: June 14, 2013Publication date: December 24, 2015Inventors: Satoshi KANEKO, Yukinori SAKASHITA, Tsukasa SHIBAYAMA
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Patent number: 9152331Abstract: A memory stores first configuration information indicating a plurality of logical storage areas and a first condition defining a state of a storage apparatus as a trigger for the storage apparatus to move data. A CPU acquires: a second condition defining a state of a computer as a trigger for the computer to move a first object, which is stored in a first logical storage area among the plurality of logical storage areas and performed by the computer, to another one of the plurality of logical storage areas; second configuration information associating the first object and the first logical storage area; first state information indicating a state of the plurality of logical storage areas; and second state information indicating a state of the first object. If a state of performing data movement is set, the CPU identifies a cause of the state of performing the data movement.Type: GrantFiled: January 15, 2015Date of Patent: October 6, 2015Assignee: HITACHI, LTD.Inventors: Satoshi Kaneko, Tsukasa Shibayama, Yukinori Sakashita
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Publication number: 20150261462Abstract: A management computer stores, in a memory, virtual logical volume management information showing information on virtual logical volumes provided to a host computer by a storage device, and pool management information showing information related to a use status of pools. The management computer acquires performance information related to an access to the storage device from the host computer, determines whether the acquired performance related to the access satisfies a predetermined first required performance, or not, and specifies any virtual logical volume which is a cause of the state based on the virtual logical volume management information if the first required performance is not satisfied. The management computer calculates a capacity consumption trend of the real area included in each pool based on the pool management information, creates a countermeasure for satisfying the first required performance implementable after a given time, and outputs the countermeasure to an output device.Type: ApplicationFiled: November 7, 2012Publication date: September 17, 2015Inventors: Kyoko Miwa, Jun Nakajima, Yukinori Sakashita, Tsukasa Shibayama, Masataka Nagura
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Publication number: 20150234618Abstract: When executing an instruction for changing a configuration of a virtual storage apparatus during an inter-enclosure data migration of storage apparatuses that provide the virtual storage apparatus, an appropriate command is issued to an appropriate storage apparatus.Type: ApplicationFiled: April 22, 2013Publication date: August 20, 2015Applicant: Hitachi, Ltd.Inventors: Kyoko Miwa, Katsunori Suzuki, Yasutaka Kono, Tsukasa Shibayama, Satoshi Kaneko, Yukinori Sakashita
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Publication number: 20150234907Abstract: Proposed are a test environment management apparatus and a test environment construction method capable of swiftly constructing a test environment of an integrated system.Type: ApplicationFiled: March 29, 2013Publication date: August 20, 2015Applicant: Hitachi, Ltd.Inventors: Daisuke Shinohara, Yukinori Sakashita
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Publication number: 20150205639Abstract: An exemplary management system identifies, based on first information indicating a job net defining an execution order of jobs executed by the host computer, jobs having possibility to be executed simultaneously at the job net. The management system identifies, based on second information indicating an execution content of each of the jobs, storage areas at the host computer for storing data of the jobs having possibility to be executed simultaneously. The management system identifies, based on third information indicating an allocation relation between the data storage areas of the host computer and resources of the storage apparatus, a resource of the storage apparatus allocated to each of the identified storage areas. The management system determines a physical resource of the storage apparatus, allocated to at least two of the storage areas of the identified storage areas, has possibility to be used simultaneously by at least two jobs.Type: ApplicationFiled: April 12, 2013Publication date: July 23, 2015Applicant: Hitachi, Ltd.Inventors: Anna Matsumoto, Jun Nakajima, Satoshi Kaneko, Kyoko Miwa, Yukinori Sakashita
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Publication number: 20150193161Abstract: A memory stores first configuration information indicating a plurality of logical storage areas and a first condition defining a state of a storage apparatus as a trigger for the storage apparatus to move data. A CPU acquires: a second condition defining a state of a computer as a trigger for the computer to move a first object, which is stored in a first logical storage area among the plurality of logical storage areas and performed by the computer, to another one of the plurality of logical storage areas; second configuration information associating the first object and the first logical storage area; first state information indicating a state of the plurality of logical storage areas; and second state information indicating a state of the first object. If a state of performing data movement is set, the CPU identifies a cause of the state of performing the data movement.Type: ApplicationFiled: January 15, 2015Publication date: July 9, 2015Applicant: HITACHI, LTD.Inventors: Satoshi KANEKO, Tsukasa SHIBAYAMA, Yukinori SAKASHITA
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Publication number: 20150180975Abstract: A storage apparatus includes a storage unit for storing data read/written by a host computer and provides the host computer with a storage area of the storage unit as one or more volumes. The storage management computer includes a first memory for storing task information including contents of an operation process performed on the storage apparatus, as well as a scheduled starting time and scheduled termination time of a process, and, in the case where first task information is stored in the first memory, when resources used in the process of second task information stored in the first memory are the same as resources used in the process of the first task information, the storage management computer computes times required for executing the first task information and the second task information, based on a time during which the processes of the first and second task information conflict with each other.Type: ApplicationFiled: March 5, 2015Publication date: June 25, 2015Applicant: Hitachi, Ltd.Inventors: Tsukasa Shibayama, Yukinori Sakashita, Masayasu Asano
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Patent number: 9003414Abstract: A storage apparatus includes a storage unit for storing data read/written by a host computer and provides the host computer with a storage area of the storage unit as one or more volumes. The storage management computer includes a first memory for storing task information including contents of an operation process performed on the storage apparatus, as well as a scheduled starting time and scheduled termination time of a process, and, in the case where first task information is stored in the first memory, when resources used in the process of second task information stored in the first memory are the same as resources used in the process of the first task information, the storage management computer computes times required for executing the first task information and the second task information, based on a time during which the processes of the first and second task information conflict with each other.Type: GrantFiled: October 20, 2010Date of Patent: April 7, 2015Assignee: Hitachi, Ltd.Inventors: Tsukasa Shibayama, Yukinori Sakashita, Masayasu Asano
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Publication number: 20150081964Abstract: Tier management is performed immediately in response to the priority level of an object. A priority level is determined for each of two or more objects included in a specific computer program. A physical memory area is extracted that is a relocation target for each of the two or more objects. Using a management apparatus, a specific physical memory area is selected from the physical memory areas that are relocation targets based on the priority level for each of the objects. The management apparatus instructs a storage apparatus to allocate data stored in the selected specific physical memory area to the physical memory area in a specific storage tier.Type: ApplicationFiled: May 1, 2012Publication date: March 19, 2015Applicant: HITACHI, LTD.Inventors: Kenichi Kihara, Junichi Hara, Yukinori Sakashita
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Patent number: 8966206Abstract: A memory stores first configuration information indicating a plurality of logical storage areas and a first condition defining a state of a storage apparatus as a trigger for the storage apparatus to move data. A CPU acquires: a second condition defining a state of a computer as a trigger for the computer to move a first object, which is stored in a first logical storage area among the plurality of logical storage areas and performed by the computer, to another one of the plurality of logical storage areas; second configuration information associating the first object and the first logical storage area; first state information indicating a state of the plurality of logical storage areas; and second state information indicating a state of the first object. If a state of performing data movement is set, the CPU identifies a cause of the state of performing the data movement.Type: GrantFiled: May 7, 2012Date of Patent: February 24, 2015Assignee: Hitachi, Ltd.Inventors: Satoshi Kaneko, Tsukasa Shibayama, Yukinori Sakashita
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Publication number: 20150037214Abstract: The automatic analyzer includes a suction nozzle; a liquid transfer syringe; a suction channel which connects the suction nozzle and the liquid transfer syringe; a flow cell which is arranged in the middle of the suction channel; a detector for sample analysis which is arranged in the flow cell; a reaction auxiliary liquid vessel and a cleaning liquid vessel which store liquids to be sucked in by the suction nozzle; means for supplying a diluting fluid to the vessels; a cleaning tank for dumping liquid remaining in the vessels; and a controller for supplying the diluting fluid to the vessels when the remaining liquid is discharged from the vessels and thereafter having the diluted remaining liquid sucked into the flow cell via the suction nozzle and having the sucked remaining liquid discharged to the cleaning tank.Type: ApplicationFiled: February 19, 2013Publication date: February 5, 2015Inventors: Yukinori Sakashita, Katsuhiro Kambara, Yoshihiro Yamashita
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Patent number: 8916096Abstract: According to an embodiment of the disclosure, the analyzer includes a reagent driving disk that accommodates a reagent configured for analysis and that transports the reagent to a desired position, and a fixed disk that has a reagent stand-by position in which to make a reagent container containing the reagent, temporarily stand by, and a magnetic particles stirring position for stirring magnetic particles. A portion of the reagent stand-by position is constituted by a loading system. A reagent container moving unit moves reagent containers containing the reagent, between the reagent driving unit and the fixed disk, according to analytical request status. Providing in a part of the fixed disk the loading system constructed so that reagent containers containing the reagent can be mounted therein during operation enables changing of reagent containers, irrespective of an operational status of the reagent driving disk, and the system to having cold-storage functionality.Type: GrantFiled: September 14, 2012Date of Patent: December 23, 2014Assignee: Hitachi High-Technologies CorporationInventors: Yukinori Sakashita, Katsuaki Takahashi, Susumu Sakairi, Taku Sakazume, Yoshihiro Yamashita