JPS63189949A - System for collecting information on cause analysis at end of abnormal program - Google Patents

Abstract

PURPOSE:To rapidly analyze the cause of abnormal end by collecting information necessary for analysis in accordance with the sort of abnormal end of a program. CONSTITUTION:When an operating system processing part 3 detects abnormality to execute abnormal end, an abnormal end code setting means 301 sets up an abnormal end code 20a in an abnormal end code setting area 20 and executes the abnormal end of the program 1. An abnormal end code acquiring means 401 acquires the code 20a and applies the code 20a to a detailed analysis information acquisition rule acquiring means 402 and a detailed analysis information acquisition rule registering file 6 is searched by a detailed analysis information acquisition rule registering means 5 to acquire the detailed analysis information acquisition rule. A detailed analysis information acquiring means 403 acquires and edits the detailed analysis information and outputs the edited result as a detailed analysis information report.

Description

[Detailed Description of the Invention] [Field of Industrial Application] The present invention provides information for analyzing the cause of abnormal termination of a program, which allows the cause of the abnormal termination to be quickly analyzed when the program terminates abnormally during execution of an operating system. Regarding collection methods.

[Conventional technology]

When a program such as a user program executed in a computer system terminates abnormally while the operating system is running, conventionally, a uniform and large amount of information such as an abnormal termination code or a dump of the entire local area of the program that terminated abnormally has been generated. We collected information and used it to analyze the cause of the abnormal termination.

[Problem that the invention seeks to solve]

However, in the above-mentioned conventional technology, a large amount of uniform information is collected, such as the abnormal termination code and a dump of the entire local area of the program. Coupled with the fact that different types of information are generally different, there is a problem in that it is difficult to analyze abnormal termination of a program or an operating system, and it takes a long time to analyze.

In addition, in some cases, the information necessary to proceed with the analysis may be in the area managed by the operator index 1 system and not in the local area of the program.
With conventional methods, only a dump of the entire local area of a program that terminated abnormally was collected, and information in the area managed by the operating system was not collected, resulting in the problem of not being able to analyze the cause of the abnormality in cases such as the above. There is. In such cases, conventionally, it was necessary to make preparations to acquire information in the area managed by the operating system and then run the program again to reproduce the event, resulting in the problem of requiring a long time to analyze. There is. Another option is to collect a dump of the operating system's management area when a program terminates abnormally, but this would result in a huge amount of information being collected, which would take a long time to analyze the cause. There are problems that require time.

The present invention solves the above-mentioned problems, and its purpose is to quickly analyze the cause of abnormal termination of a program.

[Means for solving problems]

In order to solve the above-mentioned problems, the present invention uniquely identifies the type of abnormal termination when an abnormality that requires abnormal termination of the program executed on the computer system is detected during execution of the operating system. Abnormal termination code setting means for setting an abnormal termination code represented by in a system control area of the program to abnormally terminate the program; and collecting detailed analysis information necessary for detailed cause analysis of the abnormal termination of the program. Detailed analysis information acquisition rules are registered in advance in a detailed analysis information acquisition rule registration file corresponding to the abnormal termination code, and are set in the system control area of the program in the abnormal termination processing of the program of the operating system. Abnormal termination code acquisition means for acquiring an abnormal termination code obtained by the abnormal termination code acquisition means; Details for acquiring detailed analysis information acquisition rules corresponding to the abnormal termination code obtained by the abnormal termination code acquisition means from the detailed analysis information and rule registration file. analysis information acquisition rule acquisition means; detailed analysis information acquisition means for acquiring detailed analysis information according to the detailed analysis information acquisition rule acquired by the detailed analysis information acquisition rule acquisition means; and details acquired by the detailed analysis information acquisition means. A detailed analysis information output means for outputting the analysis information as abnormal termination detailed analysis information is provided.

[For production]

In the detailed analysis information acquisition rule registration file, there are
Detailed analysis information acquisition rules for collecting information necessary for analyzing the cause of the abnormal termination are registered. When the program terminates abnormally, the abnormal termination code setting means sets the abnormal termination code in the system system fa file area of the program,
The detailed analysis information acquisition rule acquisition means acquires a detailed analysis information acquisition rule corresponding to the abnormal termination code acquired by the abnormal termination code acquisition means from among the detailed analysis information acquisition rules registered in the detailed analysis information acquisition rule registration file, The detailed analysis information acquisition means collects information necessary for analyzing the cause of abnormal termination according to the detailed analysis information acquisition rule acquired by the detailed analysis information acquisition rule acquisition means.

Therefore, it is possible to collect only the cause analysis information necessary for the cause analysis according to the type of abnormal termination of the program.

〔Example〕

Next, embodiments of the present invention will be described with reference to the drawings.

FIG. 1 is a block diagram of an embodiment of the present invention, in which a program 1 such as a user program and an abnormal termination code setting area 20 in which an abnormal termination code 20a of program 1 is set.
an operating system processing section 3 that executes operating system processing regarding the program 1, an operating system abnormal termination processing section 4 that performs abnormal termination processing regarding the program 1, and a detailed analysis information acquisition rule registration means 5. , Detailed analysis information acquisition rules (detailed analysis information acquisition rules) for collecting information necessary for analyzing the cause of the abnormal termination in correspondence with the abnormal termination code that uniquely represents the type of abnormal termination of the program by the detailed analysis information acquisition rule registration means 5. The detailed analysis information acquisition rule registration file 6 includes a detailed analysis information acquisition rule registration file 6 in which rules indicating where and how information should be acquired are registered in advance. Further, the abnormality processing section of the operating system processing section 3 is provided with an abnormal termination code setting means 301, and the operating system abnormal termination processing section 4 is provided with an abnormal termination code acquisition means 401, a detailed analysis information acquisition rule acquisition means 402,
Detailed analysis information acquisition means 403 and detailed analysis information editing and outputting means 404 are provided.

Next, the operation shown in FIG. 1 will be explained.

A maintenance person or the like registers the abnormal termination code and the detailed analysis information acquisition rule in correspondence with each other in the detailed analysis information acquisition rule registration file 6 using the detailed analysis information acquisition rule registration means 5 in advance.

The program is! It operates by utilizing functions provided by various operating systems, such as the issuance of 10. In the processing of this operating system function, when the operating system processing unit 3 detects an abnormality 31 that requires the program 1 to terminate abnormally, the abnormal termination code setting means 301 of the operating system processing unit 3 After setting an abnormal termination code 20a that can uniquely identify the type of abnormal termination in the abnormal termination code setting area 20 of the control area 2, the program 1 is terminated abnormally.

When the program 1 is terminated abnormally, the abnormal termination code acquisition means 401 in the operating system abnormal termination processing section 4 acquires the abnormal termination code 20a of the program 1 from the abnormal termination code setting area 20, and uses this as the detailed analysis information acquisition rule. It is added to the acquisition means 402. The detailed analysis information acquisition rule acquisition means 402 uses the abnormal termination code from the abnormal termination code acquisition means 401 as a key, and uses the detailed analysis information acquisition rule registration means 5 to create detailed analysis information acquisition rules (where information, how, etc.) corresponding to the abnormal termination code. The detailed analysis information acquisition rule registration file 6 in which detailed analysis information acquisition rules (rules indicating whether to acquire the detailed analysis information) are registered is searched, and the detailed analysis information acquisition rule corresponding to the abnormal termination code 20a is acquired.

Detailed analysis information acquisition means 403 acquires detailed analysis information according to the detailed analysis information acquisition rule obtained by detailed analysis information acquisition rule acquisition means 402. Detailed analysis information editing output means 404
edits the detailed analysis information acquired by the detailed analysis information acquisition means 4Q3 and outputs it as a detailed analysis information report.

FIG. 2 is a diagram showing an example of detailed analysis information acquisition rules registered in the detailed analysis information acquisition rule registration file 6. 1 shows detailed analysis information acquisition rules acquired by the detailed analysis information acquisition rule acquisition means 402 when the detailed analysis information acquisition rule acquisition unit 402 terminates abnormally.

When accessing outside the file area in the disk file I10, the abnormal termination code setting means 301 sets an abnormal termination code (in this case, Fl) in the abnormal termination code setting area 20, and abnormally terminates the program I. . At this time, detailed analysis of the cause of the abnormal termination requires the file identifier, the physical address of the file on the disk, and the address on the disk of the data to be accessed. In order to obtain this information, it is necessary to obtain a table that stores I10 request information and a table that stores file identifier and physical address information, and in order to obtain these, it is necessary to access outside the file area. The detailed analysis information acquisition rules shown in FIG. 2 corresponding to abnormal termination are set in advance in the detailed analysis information acquisition rule registration file 6 by the detailed analysis information acquisition rule registration means 5. Note that the address on the disk of the data to be accessed is included in the I10 request information.

Next, each piece of information registered in the detailed analysis information acquisition rule registration file 6 shown in FIG. 2 will be explained with reference to FIG. 3.

Summer 1 indicates the ID of the segment in the management area of the operating system that stores the table in which I10 request information is stored, and R1 indicates the ID of the segment in which the I10 request information is stored in the segment pointed to by the segment ID. Indicates that the intra-segment address pointing to the location of the table is stored in register R1, and Sl is I10.
Indicates the table size of the table in which request information is stored. Further, D2 indicates that a descriptor of a segment storing a table in which file identifiers and physical address information are stored is about to be stored in the segment descriptor register D2.

Additionally, the table storing the I10 request information includes address information indicating the position of the file identifier within the segment pointed to by the contents of the segment descriptor register D2, and the file identifier can be determined from this address information. You can refer to it. In addition, a pointer appears from the file identifier in the physical address information of the file, and can be referenced from now on. Therefore, by referring to the segment that stores the table that stores the file identifier and the physical address information of the file, and the table that stores the I10 request information, the program l accesses outside the file area. It becomes possible to conduct a detailed analysis of the cause of the abnormal termination of the crow. In addition, the fact that there is no intra-segment address information and size information in the information of the segment pointed to by D2 in Fig. 2 indicates that all information within the segment is to be output; Only the information specified by these pieces of information is output from the segment.

Next, the operation when accessing outside the file area in the disk file I10 will be explained.

When the disk file I10 is accessed outside the file area, the operating system processing unit 3 detects an abnormality, and the abnormal termination code setting means 301 sets the abnormal termination code F1 in the abnormal termination code setting area 20 and then starts the program 1. Terminate abnormally. The abnormal termination code Fl set in the abnormal termination code setting area 20 is acquired by the abnormal termination code acquisition means 401, and is notified to the detailed analysis information acquisition rule acquisition means 402. The detailed analysis information acquisition rule acquisition means 402 acquires details using the abnormal termination code Fl from the abnormal termination code acquisition means 401 as a key.

Search the analysis information acquisition rule registration file 6 and find the detailed analysis information acquisition rule +1 corresponding to the abnormal termination code F1. R1
, Sl, D2. Detailed analysis information acquisition means 403
is I10 from the segment 10 represented by ■1, the intra-segment address of the table stored in register R1, and the table size represented by Sl.
Obtain the request information and write this and segment descriptor register D2
The file identifier and physical address are obtained from the descriptor stored in the file. Then, the detailed analysis information editing and outputting means 404 edits the file identifier and physical address acquired by the detailed analysis information acquisition means 403, and the contents of the ■10 request information table, and outputs it as a detailed analysis information report with the abnormal termination code Fl. .

〔Effect of the invention〕

As described above, the present invention includes a detailed analysis information acquisition rule registration file in which detailed analysis information acquisition rules are registered corresponding to an abnormal termination code that uniquely represents the type of abnormal termination of a program. When the detailed analysis information acquisition rule is registered in the detailed analysis information acquisition rule registration file, the detailed analysis information acquisition rule is registered corresponding to the abnormal termination code set by the abnormal termination code setting means. This method collects the information necessary to analyze the cause of abnormal termination according to the detailed analysis information acquisition rules, and obtains the information necessary to analyze the cause of abnormal termination depending on the type of abnormal termination of the program. Because it can be done, it has the following effects.

■ Generally, the data required for detailed analysis differs depending on the type of abnormal termination of a program, but by setting the contents of the detailed analysis information acquisition rule registration file 6 accordingly, only the information necessary for analyzing the cause of abnormal termination is possible. It is possible to automatically collect information, which has the effect of making it possible to quickly analyze the cause of the abnormality.

■ Detailed analysis information acquisition rule registration file 6 also contains information on the operating system management area that is not in the program area and cannot be obtained by dumping in the event of a program error.
If you register it in , you can output it and obtain all the information necessary for failure analysis, which has the effect of preventing analysis from being impossible due to lack of information.

[Brief explanation of the drawing]

1 is a block diagram of an embodiment of the present invention, FIG. 2 is a diagram showing an example of the contents of the detailed analysis information acquisition rule registration file 6, and FIG. 3 is a diagram showing an example of the contents of the detailed analysis information acquisition rule registration file 6. FIG. In the diagram, 1...Program, 2...System system #1w! area, 3... operating system processing unit, 4... operating system abnormal termination processing unit,
5...Detailed analysis information acquisition rule registration means, 6...Detailed analysis information acquisition rule registration file, 20...Abnormal termination code setting area, 301...Abnormal termination code setting means,
401: Abnormal termination code acquisition means, 402: Detailed analysis information acquisition rule acquisition means, 403: Detailed analysis information acquisition means, 404: Detailed analysis information editing output means.

Claims (1)

[Claims] When an abnormality that requires abnormal termination of a program executed in a computer system is detected during execution of the operating system, an abnormal termination code uniquely representing the type of abnormal termination is set for the program. an abnormal termination code setting means that is set in a system control area to cause the program to terminate abnormally; and a detailed analysis information acquisition rule for collecting detailed analysis information necessary for detailed analysis of the cause of the abnormal termination of the program that terminates abnormally. A detailed analysis information acquisition rule registration file registered in advance corresponding to the code, and an abnormality that acquires the abnormal termination code set in the system control area of the program in the abnormal termination processing of the program of the operating system. termination code acquisition means; detailed analysis information acquisition rule acquisition means for acquiring a detailed analysis information acquisition rule corresponding to the abnormal termination code obtained by the abnormal termination code acquisition means from the detailed analysis information acquisition rule registration file; detailed analysis information acquisition means for acquiring detailed analysis information according to the detailed analysis information acquisition rule acquired by the analysis information acquisition rule acquisition means; and outputting the detailed analysis information acquired by the detailed analysis information acquisition means as abnormal termination detailed analysis information. and a means for outputting detailed analysis information.