A computer-executable method, computer program product, and system for managing I/Os from an Application on a host, wherein the host is in communication with a data storage system including one or more burst buffer servers, the computer-executable method, computer program product, and system comprising providing a portion of shared memory using the one or more burst buffer servers of the data storage system, wherein the portion of shared memory is enabled to be visible from each of the one or more burst buffer servers, receiving, at a first burst buffer server of the one or more burst buffer servers, a data I/O request from the application on the host, wherein the data I/O request is associated with data on the portion of shared memory, determining whether data associated with the data I/O request is located on the first buffer server, and processing the data I/O request based on the determination.