Abstract: An environment detecting module, for securing a shell of a server, includes a sensing module, configured to sense an environment status by a polling method and generate a sensing signal according to the environment status; a connection module, configured to electrically connect the environment detecting module to a host terminal with a first connection status or a second connection status; and a microcontroller unit, coupled to the sensing module and the connection module, configured to determine a power source of the environment detecting module according to the first connection status or the second connection status, and to determine a first mode or a second mode of the environment detecting module according to the power source.

Abstract: An electronic apparatus and a hot-swappable storage device thereof are provided. The hot-swappable storage device includes a carrier, a connector, a controller, and a wireless communication interface. The carrier is configured to carry a plurality of storage components. The connector is configured to be electronically connected to a host end for performing a data transfer operation. The controller detects a connection status between the connector and the host end. The wireless communication interface decides whether to perform the data transfer operation according to the connection status.

Abstract: An environment detecting module, for securing a shell of a server, includes a sensing module, configured to sense an environment status by a polling method and generate a sensing signal according to the environment status; a connection module, configured to electrically connect the environment detecting module to a host terminal with a first connection status or a second connection status; and a microcontroller unit, coupled to the sensing module and the connection module, configured to determine a power source of the environment detecting module according to the first connection status or the second connection status, and to determine a first mode or a second mode of the environment detecting module according to the power source.

Abstract: An electronic apparatus and a hot-swappable storage device thereof are provided. The hot-swappable storage device includes a carrier, a connector, a controller, and a wireless communication interface. The carrier is configured to carry a plurality of storage components. The connector is configured to be electronically connected to a host end for performing a data transfer operation. The controller detects a connection status between the connector and the host end. The wireless communication interface decides whether to perform the data transfer operation according to the connection status.

Abstract: A power distribution board for a modular chassis system, wherein the modular chassis system is configured to install a plurality of electrical devices, and the power distribution board comprises: a plurality of detecting pins, a microcontroller and a plurality of protecting circuits. The plurality of detecting pins electrically connects to the plurality of electrical devices respectively, and each detecting pins is configured to detect a modular type of a respective one of the electrical devices. The microcontroller electrically connects to the plurality of the detecting pins and selectively chooses one of a plurality of configurations according to the detected modular type. Each of the protecting circuits electrically connects to the microcontroller and corresponds to one of the electrical devices, each of the protecting circuits set a rated power value according to the chosen one of the configurations.

Abstract: A metadata management method for a memory device includes generating a virtual address layer in a memory space of a non-volatile memory of the memory device; establishing a mapping table in the virtual address layer to store at least one metadata corresponding to at least one storing block, wherein the at least one storing block comprises at least one physical address and the at least one physical address is related to the memory space; when writing at least one datum to the memory device, writing the at least one datum to at least one memory block of the memory space according to the at least one physical address; and updating the at least one metadata of the at least one storing block when finishing writing the at least one datum.

Abstract: A control method for data storage system includes obtaining a correlation coefficient corresponding to storage devices using a control device, and adjusting the link speed of one of the storage devices using the control device.

Abstract: A server system and a control method for a storage unit are provided. The server system includes multiple modular devices and a connection device. The storage unit in the modular devices includes a transmission interface expander. The transmission interface expander detects whether connects a former modular device, and sets the storage unit as a slave device of the former modular device when the transmission interface expander connects the former modular device. When the transmission interface expander does not connect the former modular device, the transmission interface expander is set as a storage node and communicates to the external server, and the latter storage unit connected behind the transmission interface expander becomes a slave device of the transmission interface expander.

Abstract: A management method for a storage system is disclosed. The storage system comprises a plurality of hard disks, the management method comprises dividing the plurality of hard disks into a hot storage group, a warm storage group and a cold storage group according to a first threshold and a second threshold; exchanging a first warm storage hard disk conforming to the first threshold in the warm storage group with a hot storage hard disk in the hot storage group in response to not conform to the first threshold; and exchanging a cold storage hard disk conforming to the second threshold in the cold storage group with a second warm storage hard disk in the warm storage group in response to conform to the second threshold.

Abstract: A server device and a power management method for the server device are provided. The server device includes a power supply device, a power transmission path, and at least one electronic device. The power supply device includes a first power line communication (PLC) transceiver. The at least one electronic device is coupled to the power transmission path to obtain power from the power supply device. The at least one electronic device includes a second PLC transceiver. The at least one electronic device utilizes the second PLC transceiver to communicate with the first PLC transceiver in the power supply device through the power transmission path to obtain an operation status of the power supply device and control the power supply device.

Abstract: A computer system and a bus arbitration method are provided. The computer system includes a bus, a plurality of master devices, and a slave device. The master devices and the slave device are coupled to the bus. Each of the master devices determines the number of the operating master devices through the bus. When a first master device intends to access the slave device, the first master device performs a bus arbitration on the slave device and attempts to access the slave device. If the slave device is accessed successfully, the first master device does not participate in N number of times of subsequent bus arbitrations. If the slave device is accessed unsuccessfully, the first master device determines whether the slave device is released. If the slave device is released, the first master device performs a next bus arbitration and attempts to access the slave device continuously.

Abstract: A control method for data storage system includes obtaining a correlation coefficient corresponding to storage devices using a control device, and adjusting the link speed of one of the storage devices using the control device.

Abstract: A server system and a method for detecting a transmission mode of the server system are provided. The storage system includes a control device and a storage back plane. The storage back plane includes a non-volatile memory module having mode information. When the control device is plugged into the storage back plane, the control device obtains the mode information of the storage back plane, determines whether the transmission mode of the control device matches the mode information, and decides whether to send a first prompt signal according to whether the transmission mode of the control device matches the mode information.

Abstract: A server system and a data access method using the same are provided. The server system includes a first server and a second server. The first server includes a first host, a first expander unit and a first peripheral device. The first expander unit is coupled to the first host, and the first peripheral device is coupled to the first expander unit. The second server includes a second host, a second expander unit and a second peripheral device. The second expander unit is coupled to the second host, and the second peripheral device is coupled to the second expander unit. The first expander unit is connected to the second expander unit. The first host accesses the first peripheral device through the first expander unit. The first host further accesses the second peripheral device through the first expander unit and the second expander unit while the second host malfunctions.

Abstract: A power distribution board for a modular chassis system, wherein the modular chassis system is configured to install a plurality of electrical devices, and the power distribution board comprises: a plurality of detecting pins, a microcontroller and a plurality of protecting circuits. The plurality of detecting pins electrically connects to the plurality of electrical devices respectively, and each detecting pins is configured to detect a modular type of a respective one of the electrical devices. The microcontroller electrically connects to the plurality of the detecting pins and selectively chooses one of a plurality of configurations according to the detected modular type. Each of the protecting circuits electrically connects to the microcontroller and corresponds to one of the electrical devices, each of the protecting circuits set a rated power value according to the chosen one of the configurations.

Abstract: A storage server system includes a storage module including at least one storage device for generating at least one present signal, a micro controller coupled to the storage module for generating a setting signal according to the at least one present signal and system information, and a tunable resistor coupled to the micro controller, wherein a resistance of the tunable resistor is corresponding to an over current protection value of the storage server system.

Abstract: A management method for a storage system is disclosed. The storage system comprises a plurality of hard disks, the management method comprises dividing the plurality of hard disks into a hot storage group, a warm storage group and a cold storage group according to a first threshold and a second threshold; exchanging a first warm storage hard disk conforming to the first threshold in the warm storage group with a hot storage hard disk in the hot storage group in response to not conform to the first threshold; and exchanging a cold storage hard disk conforming to the second threshold in the cold storage group with a second warm storage hard disk in the warm storage group in response to conform to the second threshold.

Abstract: A metadata management method for a memory device includes generating a virtual address layer in a memory space of a non-volatile memory of the memory device; establishing a mapping table in the virtual address layer to store at least one metadata corresponding to at least one storing block, wherein the at least one storing block comprises at least one physical address and the at least one physical address is related to the memory space; when writing at least one datum to the memory device, writing the at least one datum to at least one memory block of the memory space according to the at least one physical address; and updating the at least one metadata of the at least one storing block when finishing writing the at least one datum.

Abstract: A storage server system includes a storage module including at least one storage device for generating at least one present signal, a micro controller coupled to the storage module for generating a setting signal according to the at least one present signal and system information, and a tunable resistor coupled to the micro controller, wherein a resistance of the tunable resistor is corresponding to an over current protection value of the storage server system.

Abstract: A storage system and a data transferring method thereof are provided. The storage system includes at least one drawer storage device, a backplane board and a processing unit. Each of the drawer storage devices accommodates at least one storage device, and has a first connecting interface. The backplane board has a second connecting interface. The backplane board and each of the drawer storage devices are connected with each other through a transmission line. The first connecting interface and the second connecting interface are connected or isolated with each other. The processing unit detects a connection status between the first connecting interface and the second connecting interface, and determines to transfer data through at least one of the transmission line and a connection between the first connecting interface and the second connecting interface according to the connection status.