Method for generating policy rules and method for controlling jobs using the policy rules

• US 7,454,752 B2
• Filed: 03/26/2004
• Issued: 11/18/2008
• Est. Priority Date: 03/27/2003
• Status: Active Grant

• Current Assignee: Hitachi, Ltd.
• Original Assignee: Hitachi, Ltd.
• Inventors: Masuoka, Yoshimasa
• Primary Examiner(s): An; Meng-Ai
• Assistant Examiner(s): ARCOS, CAROLINE H
• Application Number:
  US10/809,435
• Publication Number:
  US 20040194107A1
• Time in Patent Office: 1,698 Days
• Field of Search: 718/101, 718/102, 718/104, 717/127, 709/201, 709/202, 716/6, 716/7, 703/17, 703/19, 714/1, 714/2, 714/48, 714/701
• US Class Current: 718/102
• CPC Class Codes: G06F 9/542 Event management; Broadcasting; Multicasting; Notifications

Abstract

Generating policy rules by: storing a job execution schedule containing complete schedule times of jobs; and storing a job execution condition describing an execution limit condition and a method of evaluating an amount of loss incurred when the execution limit condition is not met, for the plurality of jobs; wherein a rule generation tool, under control by a processor of a policy rule generator, executes: evaluating an amount of loss by referring to the job execution schedule and the job execution condition when a special action is taken in the event that a special event occurs in a special one of the jobs at a special time; and evaluating an amount of loss in respect of all of plural actions prepared for the special job and the special event at the special time and determining an action which minimizes the evaluated loss amount thereby to generate a policy rule.

Claims

1. A method for generating policy rules which is adapted to automatically execute administration during execution of a plurality of jobs in an information processing system by using the policy rules describing actions adoptable when an event such as a fault occurs, comprising:

storing a job execution schedule containing complete schedule times of said plurality of jobs; and

storing a job execution condition describing an execution limit condition and a method of evaluating an amount of loss incurred when said execution limit condition is not met, in respect of each of said plurality of jobs;

wherein a rule generation tool, under control by a processor of a policy rule generator, executes;

evaluating the amount of loss by making reference to said job execution schedule and said job execution condition when a special action is taken in the event that a special event occurs in a special one of said jobs at a special time; and

executing the evaluating the amount of loss in respect of all of plural actions prepared for said special job and said special event at said special time and determining an action which minimizes the evaluated loss amount thereby to generate a policy rule;

wherein the storing of the job execution condition includes describing a function as the method of evaluating the amount of loss incurred when said limit condition is not met, and the evaluating the amount of loss includes executing said function; and

wherein said function is a function using a delay time of job completion as an argument and in executing said function, the delay time of job completion is calculated.

2. A policy rule generation method according to claim 1, wherein the storing the job execution condition includes describing a requested complete time of the job as said execution limit condition.

3. A policy rule generation method according to claim 1 comprising:

describing, by said rule generation tool,each of said one or more actions as a subroutine for modifying said job execution schedule,

wherein the evaluating the amount of loss when a special action is taken includes executing a subroutine describing the action in question to modify said job execution schedule.

4. A policy rule generation method according to claim 1, wherein the determing the action which minimizes the evaluated loss amount is executed at all schedule times at which one or more jobs are being executed.

5. A method for generating policy rules which automatically execute administration during execution of a plurality of jobs by using the policy rules by an information processing system including a job execution computer for executing a job and an administration computer for assigning said job to said job execution computer, comprising:

storing a job execution schedule containing complete schedule times of said plurality of jobs; and

storing a job execution condition describing an execution limit condition and a method of evaluating an amount of loss incurred when said execution limit condition is not met, in respect of each of said plurality of jobs;

wherein a rule generation tool, under control by a processor of a policy rule generator, executes;

evaluating an amount of loss by making reference to said job execution schedule and said job execution condition when a special action is taken in the event that a special event occurs in a special one of said jobs at a special time; and

executing the evaluating the amount of loss in respect of all of plural actions prepared for said special job and said special event at said special time and determining an action which minimizes the evaluated loss amount thereby to generate a policy rule;

wherein a job manager executes, under control by said administration computer, a plurality of jobs by using policy rules when an event such as a fault occurs;

wherein the storing of the job execution condition includes describing a function as the method of evaluating an amount of loss incurred when said limit condition is not met. and the evaluating the amount of loss includes executing said function; and

wherein said function is a function using a delay time of job completion is an argument and in executing said function, the delay time of job completion is calculated.

6. A method for generating policy rules which is adapted to automatically execute administration during execution of a plurality of jobs in an information processing system by using the policy rules describing actions adoptable when an event such as a fault occurs, comprising:

storing a job execution schedule containing start times, complete schedule times of said plurality of jobs, and names of computers to execute said plurality of jobs; and

storing a job execution condition describing an execution limit condition and a method of evaluating an amount of loss incurred when said execution limit condition is not met, in respect of each of said plurality of jobs;

wherein a rule generation tool, under control by a processor of a policy rule generator, executes;

evaluating an amount of loss in both a special one of said jobs and succeeding jobs to be executed in a computer by making reference to said job execution schedule and said job execution condition when a special action is taken in the event that a special event occurs in said special one of said jobs at a special time; and

executing the evaluating the amount of loss in respect of all of plural actions prepared for said special job and said special event and determining an action which minimizes the evaluated loss amount thereby to generate a policy rule;

wherein the storing of the job execution condition includes describing a function as the method of evaluating an amount of loss incurred when said limit condition is not met, and the evaluating the amount of loss includes executing said function; and

wherein said function is a function using a delay time of job completion as an argument and in executing said function, the delay time of job completion is calculated.

7. A method for generating policy rules according to claim 6 comprising:

storing an action list of possible actions adoptable when an event such as fault occurs, wherein said specific action is designated from said possible actions in said action list.

8. A method for generating policy rules which is adapted to automatically execute administration during execution of a plurality of jobs in an information processing system by using the policy rules describing actions adoptable when an event such as a fault occurs, comprising:

storing a job execution schedule containing complete schedule times of said plurality of jobs; and

storing a job execution condition describing an execution limit condition and a method of evaluating an amount of loss incurred when said execution limit condition is not met, in respect of each of said plurality of jobs;

wherein a rule generation tool, under control by a processor of a policy rule generator, executes;

evaluating the amount of loss by making reference to said job execution schedule and said job execution condition when a special action is taken in the event that a special event occurs in a special one of said jobs at a special time;

executing the evaluating the amount of loss in respect of all of plural actions prepared for said special job and said special event at said special time and determining an action which minimizes the evaluated loss amount thereby to generate a policy rule; and

describing, by said rule generation tool, each of said one or more actions as a subroutine for modifying said job execution schedule,

wherein the evaluating the amount of loss when a special action is taken includes executing a subroutine describing the action in question to modify said job execution schedule.

9. A policy rule generation method according to claim 8, wherein the storing the job execution condition includes describing a requested complete time of the job as said execution limit condition.

10. A policy rule generation method according to claim 8, wherein the determining the action which minimizes the evaluated loss amount is executed at all schedule times at which one or more jobs are being executed.

11. A method for generating policy rules which automatically execute administration during execution of a plurality of jobs by using the policy rules by an information processing system including a job execution computer for executing a job and an administration computer for assigning said job to said job execution computer, comprising:

storing a job execution schedule containing complete schedule times of said plurality of jobs; and

storing a job execution condition describing an execution limit condition and a method of evaluating an amount of loss incurred when said execution limit condition is not met, in respect of each of said plurality of jobs;

wherein a rule generation tool, under control by a processor of a policy rule generator, executes;

evaluating the amount of loss by making reference to said job execution schedule and said job execution condition when a special action is taken in the event that a special event occurs in a special one of said jobs at a special time;

executing the evaluating the amount of loss in respect of all of plural actions prepared for said special job and said special event at said special time and determining an action which minimizes the evaluated loss amount thereby to generate a policy rule; and

describing, by said rule generation tool, each of said one or more actions as a subroutine for modifying said job execution schedule,

wherein a job manager executes, under control by said administration computer, a plurality of jobs by using policy rules when an event such as a fault occurs; and

wherein the evaluating the amount of loss when a special action is taken includes executing a subroutine describing the action in question to modify said job execution schedule.

12. A method for generating policy rules which is adapted to automatically execute administration during execution of a plurality of jobs in an information processing system by using the policy rules describing actions adoptable when an event such as a fault occurs, comprising:

storing a job execution schedule containing start times, complete schedule times of said plurality of jobs, and names of computers to execute said plurality of jobs; and

storing a job execution condition describing an execution limit condition and a method of evaluating an amount of loss incurred when said execution limit condition is not met, in respect of each of said plurality of jobs;

wherein a rule generation tool, under control by a processor of a policy rule generator, executes;

evaluating the amount of loss in both a special one of said jobs and succeeding jobs to be executed in a computer by making reference to said job execution schedule and said job execution condition when a special action is taken in the event that a special event occurs in said special one of said jobs at a special time;

executing the evaluating the amount of loss in respect of all of plural actions prepared for said special job and said special event and determining an action which minimizes the evaluated loss amount thereby to generate a policy rule; and

describing, by said rule generation tool, each of said one or more actions as a subroutine for modifying said job execution schedule,

wherein the evaluating the amount of loss when a special action is taken includes executing a subroutine describing the action in question to modify said job execution schedule.

13. A method for generating policy rules according to claim 12 comprising:

storing an action list of possible actions adoptable when an event such as fault occurs, wherein said specific action is designated from said possible actions in said action list.