JPH0984149A - Network monitoring controller - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a network supervisory and controlling device whereby processings for collecting states and reporting abnormality information is made to be efficient at high speed and also the high reliability of the processing is realized. SOLUTION: In the network supervisory and controlling device where a series of processings for reporting information of package 19 to be controlled, which is collected by a state collection processing means 11, to a host device 20 by an abnormality information reporting means 12 are repeated by a fixed time unit so that the network is normally monitored, first and second packages 31 and 32 where central processing units(CPU) are respectively mounted are provided, CPU of the first package 31 is permitted to have the processing function of the state collection processing means 11 and the second package 32 is permitted to have the processing function of the abnormality information reporting means 12 so that the device is constituted so as to distribute the supervisory and controlling processings of the network.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a network monitoring control device. This network monitoring and control device collects the status of multiple circuit packages at all times,
Abnormality information notification is performed, and in the monitoring control for performing periodical status collection and abnormal information notification, it is possible to realize efficiency and speedup of processing for status collection and abnormal information notification, and High reliability can be realized.

In recent years, the amount of information provided by information communication services has been enormous, and information communication service systems are required to operate at high speed and have high reliability.
Along with this, in the information communication service system, high-speed and highly reliable processing is required even in the device that manages the status collection of circuit packages and abnormal information notification that form the system.

[0003]

2. Description of the Related Art FIG. 4 shows a block diagram of a conventional network supervisory control apparatus, which will be described.

In FIG. 4, reference numeral 10 is a supervisory control package (supervisory control device), and a state collection processing means 11
A memory unit 13 having an abnormality information notifying unit 12, an abnormality information notifying unit memory 14, an interface memory 15, and a state collection processing unit memory 16, a host device communication unit 17, and a controlled package communication unit 18. It is configured to include. Reference numeral 19 is a controlled package, and 20 is a host device.

The state collection processing means 11 of the supervisory control package 10 collects information of the controlled package 19 and writes the information in the interface memory 15 of the memory section 13.

The abnormality information notifying means 12 reads the state of the controlled package 19 from the interface memory 15 and notifies the host device 20 when an abnormality is found. The state collection processing means 11 and the abnormality information notifying means 12 12 and 12 form a central processing unit.

The memory 14 for abnormality information notifying means stores information to be notified to the host device 20, and the interface memory 15 stores information on the controlled package 19 processed by the state collection processing means 11 as abnormality information notifying means. 12 is for reference, and is a memory 1 for state collection processing means.
Reference numeral 6 stores control information for the controlled package 19 and its control result.

The host device communication means 17 communicates with the host device 20. The controlled package communication means 18 communicates with the controlled package 19.

The controlled package 19 is an object to be monitored and controlled, and is composed of a plurality of packages such as an interface board and a clock board. The higher-level device 20 controls the plurality of monitoring control devices 10 as described above.

The supervisory control package 10 having such a configuration
The operation will be described with reference to FIG. However, in FIG. 5, between T _{0 and} T _1, between T _{1 and} T _2, between T _{2 and} T _3, ...
It is a fixed time interval.

Here, the processing between T _{0 and} T ₁ will be described.
First, the control information is issued to the controlled package 19 via the controlled package communication unit 18 according to an instruction from the state collection processing unit 11. The response result is again written in the state collection processing means memory 16 via the controlled package communication means 19 as indicated by W.

When the status collection of the controlled package 19 is completed, the status collection processing means 11 makes a priority judgment on the abnormality information and masks the abnormality information having a low priority. Then, the processed information is written in the interface memory 15. With this, the processing of the state collection processing means 11 is completed, and the processing moves to the abnormality information notifying means 12.

The abnormality information notifying means 12 reads the abnormality information of the controlled package 19 written in the interface memory 15 as indicated by R, and judges the importance of the abnormality information. At this time, if it is determined that the higher-level device 20 should be notified, the information is edited into a format that can be understood by the higher-level device 20, and the memory 1 for abnormality information notifying means is sequentially installed.
Write to 4. Then, according to the command from the abnormality information notifying means 12, the abnormality information is written in the higher-level device 20 via the higher-level device communication means 17.

The control of the controlled package 19 is carried out by repeating the above processing periodically.

[0015]

By the way, in the above-mentioned conventional network supervisory control apparatus, since the operation is performed by one package 10 having one central processing unit, the controlled package 19 capable of supervisory control.
There was a problem that the number of or the number of information to be collected was limited.

Further, T in the time chart shown in FIG.
_As shown between _{1 to} T _2, when the processing of both means 11 and 12 takes too long, the processing is not completed within the fixed time of T _{1 to} T ₂ , and the processing is performed between the next T _{2 and} T ₃ . As shown by T _2a , the processing is complicated, so that there is a problem that the subsequent time between T _{2a and} T ₃ is waited without doing anything.

Furthermore, since there is no internal information that holds the version / date of creation of the package 10 being used, it must be affixed to the package 10 with a sticker or the like. However, there is a problem that the failure of the package 10 cannot be properly determined when the seal is affixed by mistake.

The present invention has been made in view of the above points, and it is possible to realize efficiency and speedup of processing for status collection and notification of abnormality information, and to realize high reliability of processing. It is an object of the present invention to provide a network monitoring control device capable of performing the above.

[0019]

FIG. 1 shows a principle diagram of a network monitoring control apparatus of the present invention. The network monitoring control device shown in FIG.
The network is constantly monitored by repeating a series of processes in which 2 notifies the higher-level device 20 in fixed time units. The feature of the present invention is that the first and the second devices each have a central processing unit. 2 packages 31, 32 are provided,
By providing the central processing unit of the first package 31 with the processing function of the status collection processing means 11 and the second package 32 with the processing function of the abnormality information notifying means 12, it is possible to decentralize the monitoring control processing of the network. It is configured to.

[0020]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings. FIG. 2 is a block diagram of a network monitoring control device according to an embodiment of the present invention. In this figure, portions corresponding to the respective portions of the conventional example shown in FIG. 4 are designated by the same reference numerals, and description thereof will be omitted.

The network monitoring control apparatus of the embodiment shown in FIG. 6 differs from the conventional network monitoring control apparatus shown in FIG. 4 in that the monitoring control package 10 shown in FIG.
6 is dispersed into a state collection processing means mounting package 31, an abnormality information notifying means mounting package 32, and a memory mounting package 33, as shown in FIG.

The package 31 equipped with the state collection processing means is
State collection processing means 11 and controlled package communication means 18
And is configured. The abnormal information notifying unit mounting package 32 is configured to include the abnormal information notifying unit 12 and the host device communication unit 17. The memory mounting package 33 is configured to include a first memory 36, a second memory 37, and a third memory 38 in addition to the abnormality information notifying memory 14 and the status collecting processing memory 16 described in the conventional example. ing.

The state collection processing means 11 collects information on the controlled package 19 and writes the information in the first to third memories 35 to 37 which are interface memories. A central processing unit of the collecting means mounting package 31 is configured.

The abnormality information notifying means 12 reads the state of the controlled package 19 from the first to third memories 35 to 37 and notifies the host device 20 when an abnormality is found. The central processing unit of the package 32 equipped with the abnormality information notifying means is constituted by.

The first memory 35 is used by the state collection processing means 11
The interface memory for storing the information of the controlled package 19 processed by the second memory 36 is the interface memory for the abnormality information notifying unit 12 to refer to the abnormality information, and the third memory 37 is the version information and other information. An interface memory for storing interface information.

The operation of the network monitoring control device having such a configuration will be described with reference to FIG. However, in FIG. 3, between T _{0 and} T _1, between T _{1 and} T _2, between T _{2 and} T _3, ...
It is a fixed time interval.

At the scheduled time T ₀ , information is first transferred from the first memory 35, which is an interface memory, to the second memory 36. This is because the process is closed in the interface memory, and the abnormality information notifying unit 12 refers to the information processed by the state collection processing unit 11.

Thereafter, the state collection processing means 11 and the abnormality information notifying means 12 simultaneously start the processing, and the state collection processing means 11 issues control information to the controlled package 19 via the controlled package communication means 18. . This response result is again written to the state collection processing means memory 16 via the controlled package communication means 18 as shown by W.

When the state collection of the controlled package 19 is completed, the state collection processing means 11 makes a priority judgment of the abnormality information and masks the abnormality information of low priority. Then, the processed information is written in the first memory 35. With this, T ₀ ~ T ₁
In the meantime, the processing of the state collection processing means 11 is completed, and the processing moves to the abnormality information notifying means 12. At this time, information transfer from the first memory 35 to the second memory 36 is performed.

The abnormality information notifying means 12 reads the abnormality information of the controlled package 19 written in the second memory 36 during the next processing time interval T ₁ -T ₂ and determines the importance of the abnormality information. to decide. At this time, if it is determined that the higher-level device 20 should be notified, the information is edited into a format that the higher-level device 20 can understand, and sequentially written in the abnormality information notification means memory 14. Then, the abnormality information notifying means 1
According to the command No. 2, abnormality information is written in the host device 20 via the host device communication means 17.

Further, at the end of this periodical processing, the status collection processing means mounting package 31, the abnormality information notifying means mounting package 32, and the memory mounting package 33 are monitored for abnormality, and any one of the packages is abnormal. When the abnormal package is detected, the operation of all three packages can be stopped by notifying the other two packages of the processing stop request.

The above processing is performed between T _{0 and} T _{1 and} between T ₁ and T _1.
Between ₂ and performs supervisory control of the control package 19 by periodically repeating between T ₂ through T ₃ .... In addition, at any timing, if the memory dump is possible, the version information / creation date / copyright indication, etc. written in the third memory 37 can be read,
It is possible to know the level of the supervisory control device that is currently operating.

Further, in the start-up process before the start of the periodical monitoring, the versions of the state collection processing means 11 and the abnormality information notifying means 12 are checked, and the difference between the versions of both means is detected. Bugs in the future can be prevented and useless investigation time for this mistake can be completely eliminated.

Since the network monitoring and controlling apparatus described above has the following features (1) to (3), each effect can be obtained. Two packages 31 and 32 equipped with a central processing unit are provided, one package 31 performs only status collection processing, the other package 32 performs only abnormal information notification, and network monitoring control processing is decentralized. Therefore, it is possible to reduce the load on the hardware / software and to perform more complicated processing and handle a large amount of information.

Since the package 33 having the memory capable of writing / reading from the two packages 31 and 32 is provided, the state collection processing means 11 and the abnormality information notifying means 1 are provided.
Information exchange between the two can be realized, and higher-speed interface processing can be realized.

By processing the previous information processed by the state collection processing means 11 by the abnormal information notifying means 12,
Since it is not necessary for the abnormality information notifying means 12 to wait for the end of the state collection processing means 11, the abnormality information notifying processing can be ended on time, and an efficient processing operation is realized without creating unnecessary waiting time. be able to.

When an abnormality is detected in any of the three packages 31, 32, 33, by stopping the processing of all three packages, abnormal information is generated when any one of the packages becomes abnormal. It is possible to end the processing immediately before the influence is exerted, without notifying of the above and continuing the monitoring control.

By writing the version information and the like of the mounting means in the third memory 37, the version information and the like can be easily known at any time when a memory dump can be performed.

By detecting the difference in the version information written in the third memory 37, if the status collection processing means 11 and the abnormality information notifying means 12 have different versions, control is not started and the versions are different. You can prevent all errors that occur in.

By applying the network monitoring control device having the above characteristics (1) to (5), it is possible to eliminate unnecessary waiting time and monitor and control a large amount of information at higher speed. Further, in terms of maintenance and management, it is possible to minimize damage caused by a failure and prevent a failure caused by a mistake made by a maintenance person.

[0041]

As described above, according to the network monitoring control apparatus of the present invention, the efficiency and speed of the processing for status collection and abnormality information notification can be realized, and the reliability of the processing can be improved. There is an effect that can be.

[Brief description of drawings]

FIG. 1 is a principle diagram of the present invention.

FIG. 2 is a block configuration diagram of a network monitoring control device according to an embodiment of the present invention.

FIG. 3 is an operation explanation time chart of the configuration of the embodiment shown in FIG.

FIG. 4 is a block configuration diagram of a conventional network monitoring control device.

5 is an operation explanation time chart of the configuration of the conventional example shown in FIG.

[Explanation of symbols]

 11 State Collection Processing Means 12 Abnormality Information Notifying Means 19 Controlled Package 20 Upper Device 31 First Package 32 Second Package 33 Third Package 40 Interface Memory

Claims (6)

[Claims] 1. A network that constantly monitors a network by repeating a series of processing in which the abnormal information notifying means notifies the host device of the information of the controlled package collected by the state collecting processing means, in a constant time unit. In the supervisory control device, first and second packages each equipped with a central processing unit are provided, the central processing unit of the first package is provided with the processing function of the status collection processing means, and the second package is provided with the abnormality information. A network supervisory control apparatus, wherein the supervisory control processing of the network is decentralized by providing the processing function of the notifying means. 2. A state in which a third package having the interface memory of the first and second packages is provided, and information of the interface memory is writable / readable from the first and second packages, is provided. 2. The network monitoring control device according to claim 1, wherein information exchange between the collection processing means and the abnormality information notifying means is possible. 3. The information in the previous processing step processed by the status collection processing means is held in the interface memory, and the held information is waited by the abnormality information notifying means until the processing of the status collection processing means is completed. 3. The network monitoring control apparatus according to claim 1, wherein the processing is performed in the processing step this time without incident. 4. When any one of the first to third packages has an abnormality, all the functions of the first to third packages are stopped.
3. The network monitoring control device according to any one of 3 above. 5. The version of the status collection processing means and the abnormality information notifying means in the interface memory /
The network monitoring control device according to any one of claims 1 to 4, wherein the unique information of creation date / copyright is written. 6. The status collection processing means when the status collection processing means reads the unique information written in the interface memory and detects a difference in the unique information of the status collection processing means and the abnormality information notification means. 6. The network monitoring control apparatus according to claim 1, further comprising: stopping the processing of the abnormality information notifying unit.