Ratnam did his Masters with thesis from SUNY Stony Brook, NY with main focus being virtualization/live migration, networking, IO subsystem, distributed/cloud systems. At DataDomain Dedupe oriented storage architecture featuring simplified capacity management, seamless inter-component integration. At Symantec (VERITAS) Deep dive design/implementation/feature enhancement experience of Thin Provisioning(TP), Storage Virtualization, Device Multipathing technologies for Linux/Unix kernels. Looks out for innovative developments in data center storage (TP, SSDs), cloud architectures, virtualization and Linux