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This is a design proposal to configure PBS in a way that it releases only limited number of resources (as specified by the admin) when a job is suspended.

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  • Visibility: Public
  • Change Control: Stable
  • Details:
    • A new server attribute “restrict_res_to_release_on_suspend” is a comma separated list of resource names. The resources that get released on suspension will be restricted to the resources listed in "restrict_res_to_release_on_suspend".
    • This server attribute is of type “array_string” and can only be set by a manager.
    • If a manager is trying to set the attribute with a resource which is non existent then following error will be thrown on the console by qmgr command - 

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It stores a string that depicts the amount of resources that are released on each chunk node that the job was running on (provided these resources are also part of “restrict_res_to_release_on_suspend” string). The format of the string is similar to that of exec_vnode

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