JPH05165552A - Server power source managing mechanism - Google Patents

Abstract

PURPOSE:To turn off the power source of a server as well when the power sources of all the clients in a group are turned off by turning on the power source of the server by turning on the power source of one client in the group at the server power source managing mechanism in a network. CONSTITUTION:In a client 1 server network system, a power source ON/OFF recognizing means 102, power source ON/OFF information transmission part 103, power source turning-on/turning-off means 104 and line control part 105 are provided on the side of a client 100. A line control part 107, power source ON/OFF managing part 108 and power source switching means 109 are provided on the side of a server 106.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a client / server type network system in which one or more clients and one or more servers are connected.
The present invention relates to a server power management mechanism in a network in which the power of a server is turned on by turning on the power of one client and the power of the server is turned off when all the clients in the group are turned off.

[0002]

2. Description of the Related Art Conventionally, in this kind of client / server type network system, the use time on the server side is determined,
At the start time of use, the power of the server side was turned on, and at the end time of use, the power of the server side was manually turned off.

[0003]

In the above-mentioned conventional client / server type network system, when a plurality of clients use the service of the server, an operation of performing a search operation within the usage time on the server side and a power supply from the client are used. Operation mode in which the server-side administrator turns on the server power in response to a submission request and waits for the client to complete the search after the client search operation is completed, or the server-side administrator confirms the client power-off Therefore, in the former operation, the client may not be able to receive the server service at any time and the server may be powered off during operation.In the latter operation, the server-side administrator may There was a drawback that the client had to confirm the end of the search operation.

An object of the present invention is to turn on the power of a server in a client / server type network system by turning on the power of one client in the group and turn off the power of all the clients in the group. It is to provide a server power management mechanism in a network.

[0005]

A server power management mechanism in a network of the present invention is a client / server type network system, in which a client side
A line control unit for transmitting / receiving line data between the client / server, a power-on / off recognizing unit for recognizing power-on / off of the client by a hardware interrupt, and a client notified from the power-on / off recognizing unit. A power-on / off information transmitting unit for transmitting power-on / off information of the client to the server, and power-on / off means for turning on / off the power of the client in response to a power-on / off request from the power-on / off information transmitting unit. The server side is equipped with a line control unit for transmitting and receiving line data between the client and the server, and which client is powered on / off according to the client power on / off information passed from the line control unit. If the power of all clients is cut off, it is necessary to switch the power supply from the main power supply to the sub power supply. Also, if any one client is powered on while all clients are powered off, the power supply for notifying the server power supply switching unit of the power supply switching request from the sub power supply to the main power supply. An on / off management unit and a server power supply switching unit for switching the power supply on the server side from the main power supply to the sub power supply or from the sub power supply to the main power supply in response to a power supply switching request from the power on / off management unit. ..

[0006]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Next, the present invention will be described with reference to the drawings.

FIG. 1 is a network diagram showing the structure of a client / server according to an embodiment of the present invention.

FIG. 2 is a block diagram showing the power management mechanism of the server and the client.

In FIG. 1, a server 2 and clients 3 to n are connected to a line 1, and the server 2 and the clients 3 to n perform bidirectional communication processing via the line 1. In the following description, the server 2 and the client 3
It is assumed that each of n to n has a general hardware configuration as an electronic computer, that is, a main processor, a memory, a keyboard, a screen display device, an external storage device, a line control hardware and the like (not shown).

FIG. 2 is a block diagram of the power management mechanism of the server and the client according to the present invention, and FIG.
2 is a block diagram of server n, and a server 106 is a block diagram of the server 2 in FIG. 1.

In order to explain the operation, the power-on of the server by the power-on of the client 3 shown in FIG. 1 will be described as an example.

First, when the power of the clients 3 to n is not turned on and the server 2 is in the line monitoring state by the sub power supply 111, when the operator of the client 3 presses the power switch 101, the power on / off recognition means 102 is activated. The power-on / power-off information transmitting unit 103 is notified of the power-on / power-off information, and the power-on / power-off information transmitting unit 103 sends the power-on / power-off information to the server 2 to the line control unit 105 to transmit the power-on / power-off information. And the line control unit 105 transmits the power-on information to the server 2.

Upon receiving the power-on information, the line control unit 107 of the server 2 passes it to the power-on / off management unit 108. The power-on / off management unit 108 analyzes the power-on information and stores the information of the client 3 in the client connection table. When no power-on information is registered in the client connection table, the power supply switching means 109 is notified of the power supply switching request of the server, and the power supply switching means 10 is registered.
9 can switch the power supply from the sub power supply to the main power supply.

The server 2 initializes its own system when the main power source is turned on, and has a search request from a client.

Next, when the operator of the client 4 presses the power switch, the power on / off recognition means 102 notifies the power on / off information transmitting unit 103 of the power on / off information,
The power on / off information transmission unit 103 sends the server 2
The power-on information is passed to the line control unit 105 to transmit the power-on information, and the line control unit 105 transmits the power-on information to the server 2.

When the line control unit 107 of the server 2 receives the power-on information, it passes it to the power-on / off management unit 108, and the power-on / off management unit 108 checks the client connection table to check the already registered clients. Confirm the existence and register the information of the client 4 in the client connection table.

Next, an explanation will be given by taking as an example the switching of the power supply of the server by cutting off the power supply of the clients 3 and 4 while the clients 3 and 4 are searching the file of the server 2.

When the client 3 is searching the file of the server 2, when the operator presses the power switch 101, the power-on / off recognition means 102 recognizes the power-off and notifies the power-on / off information transmitting section 103. To do. The power-on / off information transmission unit 103 passes the power-off information to the line control unit 105 to transmit the power-on / off information to the server 2 currently being searched, and the line control unit 105 notifies the server 2 of the server 2. Send power off information.

When the line control unit 107 of the server 2 receives the power-off information, it passes it to the power-on / off management unit 108. The power-on / off management unit 108 analyzes the power-off information and the power of the client 3 is turned off. Recognizing that, the client 3 performs the end processing of the searched file and deletes the information of the client 3 from the client connection table held by the server 3, and then confirms whether there is another connected client, and connects. If there is an inside client, the processing is continued as it is.

Next, when the operator of the client 4 depresses the power switch, the power-on / off recognizing means 102 recognizes the power-off and notifies the power-on / off information transmitting section 103 to notify the power-on / off information transmitting section. Reference numeral 103 passes the power-off information to the line control unit 105 for transmitting the power-off information to the server 2 currently being searched, and the line control unit 105 transmits the power-off information to the server 2.

When the line control unit 107 of the server 2 receives the power-off information, it passes it to the power-on / off management unit 108. The power-on / off management unit 108 analyzes the power-off information and the power of the client 4 is turned off. Recognizing this, the client 4 executes the end processing of the file searched for and deletes the information of the client 4 from the client connection table held by the server 2.

The power-on / off management unit 108 confirms whether there is another connected client, and if there is no connected client, makes a main power / sub power switching request to the power switching means 109, The power supply switching means 109 switches the power supply from the main power supply 110 to the sub power supply 111 and enters the line monitoring state.

[0023]

As described above, according to the present invention, when the power of the client is turned on when the server is in the line monitoring state, the main power of the server is turned on, and when all the clients turn off the power. By turning off the main power of the server and switching to the sub power to enter the line monitoring state, the client can receive the service of the server at any time at any time, and the administrator on the server side confirms the end of the client's business. This has the effect of eliminating the need for.

[Brief description of drawings]

FIG. 1 is a network configuration diagram showing an operating environment of a server power management mechanism of the present invention,

FIG. 2 is a configuration diagram showing a server power management mechanism of the present invention.

[Explanation of symbols]

 1 line 2 server 3 to n client 100 client 101 power switch 102 power on / off recognition means 103 power on / off information transmission section 104 power on / off means 105 line control section 106 server 107 line control section 108 power on / off management Part 109 Power supply on / off means 110 Main power supply 111 Sub power supply

Claims (1)

[Claims] 1. In a client / server type network system comprising a plurality of requesters (hereinafter referred to as clients) and responders (hereinafter referred to as servers), the client side transmits / receives line data between the client / server. A line control unit for performing the power-on / off, a power-on / off recognition means for recognizing power-on / off of the client by a hardware interrupt, and power-on / off information of the client notified from the power-on / off recognition means to the server. A power-on / off information transmission unit for transmitting, and a power-on / off request for power-on / off request from the power-on / off information transmitting unit for powering on / off the client Equipped with a connection / disconnection means, the server side transmits / receives line data between the client / server. The line control unit to be performed and the client power-on / off information passed from the line control unit is used to determine and store which client is powered on / off, and all the clients are powered off. In the case of a power switch request from the main power supply to the sub power supply, or when any one client is powered on with all clients powered off, the power supply from the sub power supply to the main power supply A power on / off management unit for notifying the server power supply switching unit of a switching request, and a power supply on the server side from the main power supply to the sub power supply or from the sub power supply to the main power supply according to the power supply switching request from the power on / off management unit. A server power management mechanism in a network, comprising: