Patent ID: 10824577

Abstract:
Embodiments are described for prioritizing input/output (I/O) operations dispatched from a storage media to a host bus adapter in a virtual or cloud network by: determining certain latency properties of the storage media; tagging, in an I/O tagging module, the I/O operations in a file system supporting applications generating the I/O operations, wherein all child I/O operations initiated from a parent I/O operation are tagged with a same unique tag ID; and dispatching, in a transactional I/O scheduler, all sibling I/O's of the parent I/O operation based on a unique tag ID for the sibling I/Os, the storage media latency properties, and defined quality of service (QoS) requirements. The I/O operations may be sequential, random, or internal I/O operations with random I/O operations being more latency dependent and prioritized over the sequential or internal operations.