*
* A task is some <em>working amount</em> that can be executed in parallel on several hosts.
* A task may depend on other tasks, which means that the task cannot start until the other tasks are done.
*
* A task is some <em>working amount</em> that can be executed in parallel on several hosts.
* A task may depend on other tasks, which means that the task cannot start until the other tasks are done.