Various systems and methods for maintaining write order fidelity in a distributed environment are disclosed. One method, which can be performed by each node in a cluster, involves associating a current sequence number with each of several write operations included in a set of independent write operations....http://www.google.com/patents/US7565498?utm_source=gb-gplus-sharePatent US7565498 - System and method for maintaining write order fidelity in a distributed environment