Method and apparatus for two-phase commit in data distribution to a web farm

摘要

Various methods and apparatus for synchronizing data between members of a web farm are disclosed. The web farm may include a primary member and at least one backup member. The web farm members may include modules for determining whether new data is available to the web farm; placing the web farm in a prepare state if new data is available; placing the web farm in a commit state if members of the web farm successfully receive the new data; and placing the web farm in an abort state if any of the members of the web farm do not successfully receive the new data.