Resource reservation for large-scale job scheduling
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United States of America Patent
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Jul 11, 2006
Grant Date -
Jan 22, 2004
app pub date -
May 31, 2002
filing date -
May 31, 2002
priority date (Note) -
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status (Latency Note)
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Abstract
A method is provided for scheduling software task execution. According to the method, at least one high priority software task that has a specified start time and at least one lower priority software task are accepted. There is determined a time remaining until the specified start time for the high priority software task, and there is determined if the lower priority software task can complete execution within the time remaining that was determined. The lower priority software task is executed only if it was determined to be able to complete execution within the time remaining, and the high priority software task is executed at or very near the specified start time. In a preferred embodiment, all incoming software tasks are placed on a task queue with a status of hold to prevent execution.
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