ACTION QUEUE FOR HIERARCHY MAINTENANCE

摘要

A system includes reception of a first request for a lock on a lock object, storage of a first entry associated with the first request and the lock object in a queue, determination of a first queue position associated with the first entry based on a first priority level of the first request and on a priority level of each of a plurality of entries in the queue associated with the lock object, determination of whether a predetermined expiration time associated with the first request has expired, and, if it is determined that the predetermined expiration time has expired, deletion of the first entry from the queue.

主权项

1. A system comprising:
a memory storing processor-executable process steps; and a processor to execute the processor-executable process steps to cause the system to:
receive a first request for a lock on a lock object;store a first entry associated with the first request and the lock object in a queue;determine whether a predetermined expiration time associated with the first request has expired; andif it is determined that the predetermined expiration time has expired, delete the first entry from the queue.