Abstract: A non-transitory computer-readable recording medium stores a management program for causing a computer to execute a process the includes receiving designation of a first resource used by a specific server included in a plurality of servers, calculating a first estimated value of power to be consumed by the plurality of servers when the specific server executes first processing using the first resource, determining whether the first estimated value exceeds a first upper limit value of power to be consumed by the plurality of servers, setting in the specific server, when determined that the first estimated value does not exceed the first upper limit value, a second estimated value of power to be consumed by the specific server when the first processing is executed using the first resource, as a second upper limit value of power to be consumed by the specific server.

Abstract: A non-transitory computer-readable recording medium stores a management program for causing a computer to execute a process the includes receiving designation of a first resource used by a specific server included in a plurality of servers, calculating a first estimated value of power to be consumed by the plurality of servers when the specific server executes first processing using the first resource, determining whether the first estimated value exceeds a first upper limit value of power to be consumed by the plurality of servers, setting in the specific server, when determined that the first estimated value does not exceed the first upper limit value, a second estimated value of power to be consumed by the specific server when the first processing is executed using the first resource, as a second upper limit value of power to be consumed by the specific server.

Abstract: A management apparatus includes a memory; and a processor configured to: store configuration information and performance information for each of a plurality of information processing apparatuses acquired from a host OS executed by each of a plurality of groups to which the plurality of information processing apparatuses belong and each of which provides a given service into the memory for each of the plurality of groups, select, based on the configuration information and the performance information, a movement target virtual machine for each of the plurality of groups, when the movement target virtual machine is moved to the different group, determine whether a performance value of a service corresponding to the movement target virtual machine satisfies a reference value, and when it is determined that the performance value satisfies the reference value, determine to move the movement target virtual machine from the target group to the different group.

Abstract: A data center system includes: a data center including an electronic device and an air conditioner configured to cool the electronic device; a cooling device including a first cooler configured to cool cooling water to be supplied to the data center by an air blow and a second cooler configured to cool the cooling water by heat exchange; and a control device configured to control the cooling device, wherein the control device is configured to: acquire outside temperature information from a temperature sensor provided outside the data center; calculate cooling water temperature information to be set to the cooling device by adding a cooling temperature difference based on a cooling ability of the first cooler to the outside temperature information; and set the cooling water temperature information to the cooling device.

Abstract: A cooling system includes: a cooling device; a pump coupled to the cooling device; and a waste heat device coupled to the cooling device, wherein the cooling device includes: a first refrigerant tank and a second refrigerant tank that each stores a first refrigerant that is output from the waste heat device and input to the waste heat device; and a liquid immersion tank sandwiched between the first refrigerant tank and the second refrigerant tank and configured to hold an electronic device in a second refrigerant that is output from the pump and input to the pump.

Abstract: An apparatus for liquid immersion cooling, the apparatus includes: a casing configured to be partly filled with a first coolant and immerse, in the first coolant, a heat generating component other than a first heat generating component in a plurality of heat generating component; a liquid cooling jacket provided in contact with the first heat generating component placed in the casing, and configured to cool the first heat generating component; a first cooling device configured to dissipate heat of a second coolant sent out from the liquid cooling jacket through a first pipe, thereby cooling the second coolant; and a first pump configured to send out the second coolant cooled by the first cooling device to the liquid cooling jacket through a second pipe.

Abstract: An apparatus includes: a cooling medium bath configured to house a first refrigerant in which an electronic device is immersed; a liquid-cooling jacket configured to be provided to the electronic device and to cool the electronic device by a second refrigerant that flows in an internal section of the liquid-cooling jacket; a first pipe coupled to the cooling medium bath, to be immersed in the first refrigerant, and configured to supply the second refrigerant from an outside of the cooling medium bath to the liquid-cooling jacket; a second pipe coupled to the cooling medium bath, to be immersed in the first refrigerant, and configured to discharge the second refrigerant that flows in the internal section of the liquid-cooling jacket to the outside of the cooling medium bath; and a circulator configured to cause the first refrigerant in the cooling medium bath to stream.

Abstract: A liquid immersion tank includes an outer-case to have a first hole in a side-wall of the outer-case and an opening at a top of the outer-case, an inner-case to have a second hole in a side-wall of the inner-case and an opening at a top of the inner-case, the inner-case being contained in the outer-case and containing an electronic device to be cooled by a coolant, and a spring to support the inner-case to be able to move between a first position and a second position disposed above the first position, cause, when the inner-case is at the first position, the second hole to communicate with the first hole so that the coolant flow into the inner-case, and cause, when the inner-case is at the second position, the second hole to face the side-wall of the outer-case so that the coolant is prevented to flow into the inner-case.

Abstract: A liquid immersion tank includes an outer-case to have a first hole in a side-wall of the outer-case and an opening at a top of the outer-case, an inner-case to have a second hole in a side-wall of the inner-case and an opening at a top of the inner-case, the inner-case being contained in the outer-case and containing an electronic device to be cooled by a coolant, and a spring to support the inner-case to be able to move between a first position and a second position disposed above the first position, cause, when the inner-case is at the first position, the second hole to communicate with the first hole so that the coolant flow into the inner-case, and cause, when the inner-case is at the second position, the second hole to face the side-wall of the outer-case so that the coolant is prevented to flow into the inner-case.

Abstract: A cooling system includes: a cooling device; a pump coupled to the cooling device; and a waste heat device coupled to the cooling device, wherein the cooling device includes: a first refrigerant tank and a second refrigerant tank that each stores a first refrigerant that is output from the waste heat device and input to the waste heat device; and a liquid immersion tank sandwiched between the first refrigerant tank and the second refrigerant tank and configured to hold an electronic device in a second refrigerant that is output from the pump and input to the pump.

Abstract: A liquid immersion server includes a processor, a heat sink to which heat generated by the processor is transferred, a flow channel through which a first refrigerant liquid that has absorbed heat from the heat sink flows, and a cooling bath that stores a second refrigerant liquid that is inactive in a lower section thereof and that stores the first refrigerant liquid in an upper section thereof, wherein when the liquid immersion server is in operation, the processor, the heat sink, and the flow channel are immersed in the second refrigerant liquid, the flow channel has a supply port to which the first refrigerant liquid is supplied from a first pipe and a first discharge port that discharges the first refrigerant liquid that has absorbed heat into the cooling bath.

Abstract: An apparatus for liquid immersion cooling, the apparatus includes: a casing configured to be partly filled with a first coolant and immerse, in the first coolant, a heat generating component other than a first heat generating component in a plurality of heat generating component; a liquid cooling jacket provided in contact with the first heat generating component placed in the casing, and configured to cool the first heat generating component; a first cooling device configured to dissipate heat of a second coolant sent out from the liquid cooling jacket through a first pipe, thereby cooling the second coolant; and a first pump configured to send out the second coolant cooled by the first cooling device to the liquid cooling jacket through a second pipe.

Abstract: An immersion cooling apparatus includes an immersion tank in which an electronic device is disposed and in which a secondary refrigerant is stored, the electronic device being dipped into and cooled down by the secondary refrigerant, a housing in which the immersion tank is disposed and in which a primary refrigerant is stored, the immersion tank being dipped into and cooled down by the primary refrigerant, and a driver that rotates the immersion tank, wherein the immersion tank being rotatably attached to an interior of the housing, the immersion tank having an inner circumferential surface and an outer circumferential surface, the inner circumferential surface being positioned facing the electronic device, the outer circumferential surface being positioned on an opposite side of the inner circumferential surface, each of the inner circumferential surface and the outer circumferential surface having a plurality of projections.

Abstract: A management apparatus includes a memory; and a processor configured to: store configuration information and performance information for each of a plurality of information processing apparatuses acquired from a host OS executed by each of a plurality of groups to which the plurality of information processing apparatuses belong and each of which provides a given service into the memory for each of the plurality of groups, select, based on the configuration information and the performance information, a movement target virtual machine for each of the plurality of groups, when the movement target virtual machine is moved to the different group, determine whether a performance value of a service corresponding to the movement target virtual machine satisfies a reference value, and when it is determined that the performance value satisfies the reference value, determine to move the movement target virtual machine from the target group to the different group.

Abstract: A data center system includes: a data center including an electronic device and an air conditioner configured to cool the electronic device; a cooling device including a first cooler configured to cool cooling water to be supplied to the data center by an air blow and a second cooler configured to cool the cooling water by heat exchange; and a control device configured to control the cooling device, wherein the control device is configured to: acquire outside temperature information from a temperature sensor provided outside the data center; calculate cooling water temperature information to be set to the cooling device by adding a cooling temperature difference based on a cooling ability of the first cooler to the outside temperature information; and set the cooling water temperature information to the cooling device.

Abstract: A liquid immersion server includes a processor, a heat sink to which heat generated by the processor is transferred, a flow channel through which a first refrigerant liquid that has absorbed heat from the heat sink flows, and a cooling bath that stores a second refrigerant liquid that is inactive in a lower section thereof and that stores the first refrigerant liquid in an upper section thereof, wherein when the liquid immersion server is in operation, the processor, the heat sink, and the flow channel are immersed in the second refrigerant liquid, the flow channel has a supply port to which the first refrigerant liquid is supplied from a first pipe and a first discharge port that discharges the first refrigerant liquid that has absorbed heat into the cooling bath.

Abstract: An immersion cooling apparatus includes an immersion tank in which an electronic device is disposed and in which a secondary refrigerant is stored, the electronic device being dipped into and cooled down by the secondary refrigerant, a housing in which the immersion tank is disposed and in which a primary refrigerant is stored, the immersion tank being dipped into and cooled down by the primary refrigerant, and a driver that rotates the immersion tank, wherein the immersion tank being rotatably attached to an interior of the housing, the immersion tank having an inner circumferential surface and an outer circumferential surface, the inner circumferential surface being positioned facing the electronic device, the outer circumferential surface being positioned on an opposite side of the inner circumferential surface, each of the inner circumferential surface and the outer circumferential surface having a plurality of projections.

Abstract: A liquid immersion cooling apparatus that cools an electronic device including a heat generating element, the apparatus includes a liquid immersion tank that accommodates a cooling liquid and the electronic device to be immersed in the cooling liquid, a wall that is disposed within the liquid immersion tank, the wall having a protrusion protruding toward the electronic device, and a drive mechanism that moves a position of the protrusion along the electronic device.

Abstract: A data center includes: a liquid immersion tank that holds an information processing apparatus in a cooling liquid; a cooling apparatus that cools a pipe exposed to outside air and through which the cooling liquid flows from the liquid immersion tank; and a pump apparatus that delivers the cooling liquid from the cooling apparatus to the liquid immersion tank.

Abstract: An apparatus includes: a cooling medium bath configured to house a first refrigerant in which an electronic device is immersed; a liquid-cooling jacket configured to be provided to the electronic device and to cool the electronic device by a second refrigerant that flows in an internal section of the liquid-cooling jacket; a first pipe coupled to the cooling medium bath, to be immersed in the first refrigerant, and configured to supply the second refrigerant from an outside of the cooling medium bath to the liquid-cooling jacket; a second pipe coupled to the cooling medium bath, to be immersed in the first refrigerant, and configured to discharge the second refrigerant that flows in the internal section of the liquid-cooling jacket to the outside of the cooling medium bath; and a circulator configured to cause the first refrigerant in the cooling medium bath to stream.