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Excerpt

The JobScheduler's unique job and order concept includes the use organization of jobs within into job chains with and the use of dependencies.

  • Jobs are the basic unit for the processing of executable files (programs, scripts, commands etc.).
  • Job chains Chains can be seen as an assembly line on which a number of job nodes are passed sequentially.
  • Orders represent triggers that will cause a job chain to be started based on according to calendar events.

Jobs

  • Jobs are the basic unit for the processing of executable files, shell scripts, procedures and of job implementations based on the JobScheduler internal API.
  • Jobs can be executed independently from one another. However, job starts can also be made dependent on the execution result (success, failure, exit code) of preceeding jobs.
  • Jobs can be executed in parallel by a configurable number of tasks.

Read more on these features in the job documentation.

Job Chains

  • Job chains can be seen as an assembly line on which multiple job nodes are passed, with each job making up one step in the processing of a chain.
  • Job chains allow to reuse the same jobs in multiple job chains with different parameter sets.
  • Job chains allow to map dependencies, e.g. by continued processing with different job nodes depending on the execution result of previous job nodes.
  • Job chains enable complex workflow patterns such as Split & Sync, see Example showing the synchronization of multiple job chains
  • Nested job chains can be used to control and parallelize the execution of multiple job chains.

Read more on this feature in the order and job chain documentation.

Orders

  • Orders are triggers that will cause a job chain to start, e.g. by calendar events and by programmatically created events.
  • Orders can be used with parameters that allow the same job chain to be used with different parameter sets.
  • Workflows are ruled by orders. An order can be thought of as a directive that is processed in a chain of jobs. An order is assigned to a job chain with an identifier which is valid for that particular job chain. The order also has a status that changes after the processing of each job node and can have a payload of parameters.
  • Orders are persistently stored during processing. If a job, job chain or order is stopped during processing and then restarted, it will be continued at exactly the point where it was stopped.

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Jobs
Jobs
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Job Chains

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Job Chains
Job Chains
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Orders

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Orders
Orders
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Operation

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How do Job Chains work?
How do Job Chains work?
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Read more on this feature in the order and job chain documentation.

Resources

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TypeFeature
Labelsjobscheduler feature job-and-order

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