Hitachi, Ltd.

Kabushiki Kaisha Toshiba

Subaru Corporation

Sony Corporation

Semiconductor Energy Laboratory Co., Ltd.

Mitsubishi Electric Corporation

Ricoh Company, Ltd.

Tdk Corporation

Teac Corporation

Tdk Electronics Company, Limited

Canon Kabushiki Kaisha

Fujitsu Corporation

Mitsubishi Chemical Corporation

Zeon Corporation

Lapis Semiconductor Co., Ltd.

Takahiro Yamamoto

Masakuni Agetsuma

Hiroto Ebara

Hideo Saito

Yoshinori Ohira

Shintaro Ito

Hiroaki Akutsu

Takeru Chiba

Takaki Nakamura

Sachie Tajima

Takenori Kobayashi

Masatake Sakuma

Kenichi Fujiwara

Akira Yamamoto

Atsushi Kawamura

Shunji Kawamura

Daisuke Kubota

Tatsuya Hirai

Kazuhiro Itsumi

Akihito Ohno

Makoto Ikenaga

Hisaaki Hatano

Sachiko Kawakami

Jun Murata

Masatoshi Tanaka

Seiji Ikari

Takanobu Nishimura

Junji Miura

Ko Shimazawa

Masaaki Kagawa

Sakae Okazaki

Ryosuke Takeuchi

Hiroyuki Kimbara

Kazuhisa Fujimoto

Tomokazu Morita

Yuko Matsui

Keisuke Matsumoto

Taihei Michihata

Shinichiro Kosugi

Shogo Iwai

Takahiro Ono

Tsuguhisa Tashima

Nobuyuki Tomita

Kaoru Koiwa

Kyohei Yamamoto

Tomoshi Otsuki

Takahisa Nakano

Takahisa Wada

Kenji Mitsumoto

Yoichiro Mitani

Masashi Murakita

Atsushi Era

Yoshiharu Hirakata

Takeshi Nishi

Yutaka Yoshida

Koji Takazawa

Akira Deguchi

Takashi Nakajima

Norio Shimozono

Minoru Kotato

Atsushi Suzuki

Makio Mizuno

Akira Yajima

Yoshinao Tatebayashi

Akihiro Itakura

Takeo Miki

Ryosuke Tatsumi

Noboru Yamanaka

Hideki Takahashi

Koji Saito

Yuichi Suzuki

Akihisa Shiozaki

Mikio Fukuoka

Yoshihiko Naruoka

Masahiro Sekino

Hitoshi Suzuki

Takanobu Suzuki

Yoshiyuki Isozaki

Hiroshi Konuma

Kenji Miyazaki

Ayaka Odachi

Tomonori Ishikawa

Yasuhiro Kimura

Kenichi Hamano

Toshiyuki Aritsuka

Hiroshi Takizawa

Taro Miura

Shugo Ogawa

Ken-ichi Takano

Masashi Sakai

Toshiya Seki

Masataka Kado

Shota Kure

Hiroshi Ushiroda

Yuki Sakashita

Akihiro Hara

Katsuto Sato

Tsutomu Saito

Takeshi Oda

A capacitor module is provided between a power storage body and an inverter. The capacitor module comprises a first film capacitor and a second film capacitor that are wound. The first film capacitor includes a first outer peripheral surface. The second film capacitor is connected in parallel to the first film capacitor and includes a second outer peripheral surface opposed to the first outer peripheral surface. A space x between the first outer peripheral surface and the second outer peripheral surface meets a predetermined expression.

Capacitor module

In a computer system including a plurality of storage nodes and a control node, in a case where a storage system is deployed to a new storage node, the control node templates configuration information of an existing storage node by using a template deployment service, the control node sets a plurality of initial setting nodes, and causes the plurality of initial setting nodes to perform in parallel initial setting of converting and storing data of the existing storage node by using the template in a plurality of disks to be connected to a new storage node, and the new storage node is connected to the disks in which the initial setting is performed, and imports configuration information of the existing storage so that the storage system is deployed.

Computer system and management method for computer system

A storage system having both a high performance and high reliability is implemented. The storage system includes a plurality of storage nodes each including a processor and a memory, and a storage device. Each of the plurality of storage nodes includes a storage controller configured to run on the processor, the plurality of storage controllers include an active storage controller configured to process data output to and received from the storage device, and a standby storage controller configured to take over the processing of the data from the active storage controller, each of the active storage controller and the standby storage controller is allocated with a storage area of the memory, and the storage node changes an amount of a memory capacity allocated for the storage controller of the self-node when a state of the storage controller is switched between a standby state and an active state.

Storage system including storage nodes each including a storage controller configured to run on a processor

In a computer system, storage controllers disposed in different data centers form a pair via a communication path between the data centers. When a communication failure occurs in the communication path between the paired storage controllers, a tie breaker takes over the data input/output from one of the storage controllers forming the pair to the other storage controller based on the statistical information of the communication characteristics of the storage controller generated by the I/O monitor, and determines failure control to stop the storage node having the one storage controller, and the storage cluster controller executes the failure control.

Computer system and storage control method

It would be helpful to provide a sheet-form thermoelectric conversion module with excellent thermoelectric conversion characteristics. A thermoelectric conversion module according to the disclosure is a thermoelectric conversion module formed in sheet form, the thermoelectric conversion module being disposed in contact or proximity to a heat source and generating power based on a temperature difference between a portion close to the heat source and a portion away from the heat source, the thermoelectric conversion module including an incision penetrating in a sheet thickness direction, wherein by stretching the thermoelectric conversion module in a predetermined direction, mutually opposite edges of the incision are separated, and the thermoelectric conversion module is transformed from a sheet form A into a three-dimensional structural form B protruding in the sheet thickness direction.

Thermoelectric conversion module

Reliability in a storage system can be easily and appropriately improved. In a computer system including a storage system configured to provide a plurality of instances in any one of a plurality of subzones divided by risk boundaries, a processor of the computer system is configured to make a storage controller that controls I/O processing for a volume based on a capacity pool provided by a plurality of storages redundant to the plurality of instances provided in the plurality of subzones.

Computer system and redundant element configuration method

A storage system includes one or more storage nodes each having a non-volatile storage device, a storage controller, and a volatile memory, in which the storage device includes a plurality of base image storage areas including at least a first base image storage area and a second base image storage area as areas for storing entire predetermined information stored in the memory as a base image, and the storage controller starts processing to store a next base image in the second base image storage area when the base image storage with respect to the first base image storage area is complete, and reads out the storage-completed base image and restores the image to the memory in a case where the predetermined information is lost from the memory.

Storage system including storage nodes, storage controller processing data reading and writing, and volatile memory, and storage control method

Even without a first storage system does not have compatibility with a second storage system that is different from a default cloud storage service which can be accessed by a cloud computer service as a migration destination of a computer instance, a volume in the first storage system can be migrated to the second storage system. A system causes a migration tool of a cloud computer to migrate, from a first storage system to the cloud computer, a system volume storing an image of an OS for configuring a computer instance to be migrated, and a data volume storing data used by the OS, and creates a mapping volume, which has been mapped to the data volume migrated to the cloud computer with the migration tool, in a second storage system, and sets a path of data input/output from the computer instance to the mapping volume in the computer instance.

Information processing system and method

An electric vehicle including a motor as a driving source includes: an accelerator; a pseudo shifter mimicking a gear changing operation; a pseudo clutch mimicking a clutch operation; a detector detecting an operation mode performed on each of the accelerator, pseudo shifter, and pseudo clutch by a driver, and a rotation speed of a driving wheel; a reaction force generator generating a reaction force in the pseudo shifter in response to a driver operation performed thereon; and a controller determining the reaction force. The controller includes a processor and a memory coupled thereto. The processor calculates a virtual differential rotation speed that is based on a virtual engine rotation speed, mimicking an engine rotation speed when the driving source is assumed as being an engine, and the rotation speed based on a detection result of the detector, and determines the reaction force based on the virtual differential rotation speed.

Electric vehicle

There is provided a rechargeable battery evaluation device including: a charging controller configured to switch charging current of a rechargeable battery being charged with first current to second current; and a first state estimator configured to estimate a state of the rechargeable battery based on a feature of change in at least one of a voltage and a charging amount of the rechargeable battery due to switching from the charging current to the second current.

Information processing apparatus, method and system

In a storage system that acquires data from a storage system via a network, in the storage system, a snapshot 108 with respect to a predetermined volume is managed, the storage system includes a CPU, and the CPU is configured to receive an acquisition instruction of data of a first snapshot of the predetermined volume and acquire at least a part of data of a difference between the first snapshot and a second snapshot from the storage system when data of the second snapshot of the predetermined volume is acquired.

Data acquisition of snapshots

Proposed are a storage system and a failure handling method capable of quickly recovering from a degeneration configuration when a failure occurs while reducing a cost required for system construction. A storage system is provided with one or a plurality of storage devices provided in a cloud system, one or a plurality of storage nodes provided in the cloud system, and a cloud control device configured to control the cloud system. The storage node is configured to request the cloud control device to prepare a new storage node when a failure of another storage node is detected, determine whether the storage device allocated to the storage node in which the failure occurs is failed, and request the cloud control device to allocate the storage device allocated to the storage node in which the failure occurs to the new storage node when the storage device is determined to be not failed.

Storage system and failure handling method

An object of the invention is to appropriately separate an available cluster for each user in a storage system configured by using a plurality of clusters each of which is an aggregate of nodes. A computer system includes a plurality of K8s clusters each configured by one or a plurality of K8s nodes, a storage that provides a volume, and a tenant management unit that manages the plurality of the K8s clusters and the storage. The tenant management unit creates, in the storage, a plurality of tenants respectively corresponding to the plurality of the K8s clusters. The storage, for each of the plurality of the K8s clusters, permits access from the K8s cluster to a tenant corresponding to the K8s cluster and prohibits access from the K8s cluster to a tenant not corresponding to the K8s cluster.

Information processing system for managing data storage and retrieval and method

Provided is a storage system that performs inter-node movement of parity and reconfiguration of a stripe when a node configuration is changed. The storage system includes a plurality of nodes and a management unit, in which the nodes are targets for data write and read requests, form a stripe by a plurality of data stored in different nodes and parity generated based on the plurality of data, and store the parity of the stripe to which the data under the write request belongs in a node different from the plurality of nodes that store the plurality of data so as to perform redundancy; and the management unit transmits, to the node, an arrangement change request to perform the inter-node movement of the parity and the reconfiguration of the stripe when the node configuration is changed.

Storage system

Disclosed is a storage system that performs a drive data layout change while maintaining I/O functionality. The storage system creates a redundancy group for forming a redundant configuration of data to be stored in a storage drive, and stores data of the redundancy group in a plurality of the storage drives. A processor in a storage node discards data stored in a unit storage area, recovers the discarded data according to a changed data format, and re-stores the recovered data in the storage drive. The processor in the storage node performs an I/O process on the data to be discarded during a data format change, by achieving recovery based on the data of the redundancy group that is stored in an area other than the unit storage area where the data format is to be changed.

Storage system and data layout conversion method in storage system

Growing community of inventors

Tokyo, Japan

Takahiro Yamamoto