CAUSAL ACTIVITY IDENTIFYING APPARATUS, CAUSAL ACTIVITY IDENTIFYING METHOD AND PROGRAM
A causal process specification device includes a detection unit that extracts a pattern of a business process from log data indicating an execution history of a process that constitutes a business process, and detects a loop of the process for each of the pattern, a specification unit that specifies, in the order of the process in the pattern in which the loop is detected, a process included in a predetermined range going back from the start of the loop, and an output unit that outputs information indicating a process specified by the specification unit so as to support specification of a process causing a problem in a business process.
1 . A causal process specification device comprising a processor configured to execute operations comprising:
extracting a pattern of a task from log data the pattern indicates a type of a sequence of processes of the task, and the log data indicates an execution history of performing a process of the processes, and the process represents a part of the task;
detecting a loop of the process according to the pattern;
specifying, according to the sequence of the processes in the pattern in which the loop is detected, a previous process included in a predetermined range preceding a start of the loop; and
outputting information indicating the specified process.
2 . The causal process specification device according to claim 1 , wherein the detecting further comprises detecting the loop that repeats a predetermined number of times or more.
3 . The causal process specification device according to claim 1 , wherein the detecting further comprises detecting the loop constituted by a predetermined number of processes.
4 . A method for specifying a causal process, comprising:
extracting a pattern of a task from log data, the pattern indicates a type of a sequence of processes of the task, and the log data indicates an execution history of performing a process of the processes, and the process represents a part of the task;
detecting a loop of the process according the pattern;
specifying, according to the sequence of the processes in the pattern in which the loop is detected, a previous process included in a predetermined range preceding a start of the loop; and
outputting information indicating the specified process.
5 . The causal process specification method according to claim 4 , wherein the detecting further comprises detecting the loop that repeats a predetermined number of times or more.
6 . The causal process specification method according to claim 4 , wherein the detecting further comprises detecting the loop constituted by a predetermined number of processes.
7 . A computer-readable non-transitory recording medium storing computer-executable program instructions that when executed by a processor causes a computer system to execute operations comprising:
extracting a pattern of a task from log data, the pattern indicates a type of a sequence of processes of the task, and the log data indicates an execution history of performing a process of the processes, and the process represents a part of the task;
detecting a loop of the process according to the pattern;
specifying, according to the sequence of the processes in the pattern in which the loop is detected, a previous process included in a predetermined range preceding a start of the loop; and
outputting information indicating the specified process.
8 . The causal process specification device according to claim 1 , wherein the log data includes:
a first identifier of the task,
a second identifier of the process in the task,
a timestamp indicating a time when the process was performed.
9 . The causal process specification device according to claim 1 , wherein the loop indicates a repeat of performing the process.
10 . The causal process specification device according to claim 1 , the processor further configured to execute operations comprising:
generating a first table, wherein the table includes:
a first identifier of the pattern,
a second identifier of the process in the task, and
a numerical value indicating the sequence of processes of the task, the detecting the loop uses the first table; and
generating a second table, wherein the second table includes:
the first identifier of the pattern as the loop,
a numerical value indicating the sequence of processes of the task,
a sequence of the loop among loops, and
a number of times of repeating the loop, and the specifying the previous process uses the second table to specify the previous process as a causal process of a problem.
11 . The causal process specification device according to claim 1 , the processor further configured to execute operations comprising:
interactively receiving an inquiry, wherein the inquiry includes:
first search parameter data for identifying the process of the task associated with a problem,
second search parameter data for identifying the previous process anticipated as a causal process of the problem,
a length of the loop,
a number of occurrences of the loop, and
the number of predetermined range proceeding the start of the loop.
12 . The method according to claim 4 , wherein the log data includes:
a first identifier of the task,
a second identifier of the process in the task,
a timestamp indicating a time when the process was performed.
13 . The method according to claim 4 , wherein the loop indicates a repeat of performing the process.
14 . The method according to claim 4 , further comprising:
generating a first table, wherein the table includes:
a first identifier of the pattern,
a second identifier of the process in the task, and
a numerical value indicating the sequence of processes of the task, the detecting the loop uses the first table; and
generating a second table, wherein the second table includes:
the first identifier of the pattern as the loop,
a numerical value indicating the sequence of processes of the task,
a sequence of the loop among loops, and
a number of times of repeating the loop, and the specifying the previous process uses the second table to specify the previous process as a causal process of a problem.
15 . The method according to claim 4 , further comprising:
interactively receiving an inquiry, wherein the inquiry includes:
first search parameter data for identifying the process of the task associated with a problem,
second search parameter data for identifying the previous process anticipated as a causal process of the problem,
a length of the loop,
a number of occurrences of the loop, and
the number of predetermined range proceeding the start of the loop.
16 . The computer-readable non-transitory recording medium according to claim 7 , wherein the detecting further comprises detecting the loop that repeats a predetermined number of times or more.
17 . The computer-readable non-transitory recording medium according to claim 7 , wherein the detecting further comprises detecting the loop constituted by a predetermined number of processes.
18 . The computer-readable non-transitory recording medium according to claim 7 , wherein the log data includes:
a first identifier of the task,
a second identifier of the process in the task,
a timestamp indicating a time when the process was performed.
19 . The computer-readable non-transitory recording medium according to claim 7 , wherein the loop indicates a repeat of performing the process.
20 . The computer-readable non-transitory recording medium according to claim 7 , the computer-executable program instructions when executed further causing the computer system to execute operations comprising:
interactively receiving an inquiry, wherein the inquiry includes:
first search parameter data for identifying the process of the task associated with a problem,
second search parameter data for identifying the previous process anticipated as a causal process of the problem,
a length of the loop,
a number of occurrences of the loop, and
the predetermined range preceding the start of the loop;
generating a first table, wherein the table includes:
a first identifier of the pattern,
a second identifier of the process in the task, and
a numerical value indicating the sequence of processes of the task, the detecting the loop uses the first table; and
generating a second table, wherein the second table includes:
the first identifier of the pattern as the loop,
a numerical value indicating the sequence of processes of the task,
a sequence of the loop among loops, and
a number of times of repeating the loop, and
the specifying the previous process uses the second table to specify the previous process as a causal process of a problem.