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Leadership Team

OFA Chair: Paul Grun

Paul Grun, OFA Vice-ChairPaul Grun is a senior technologist in Cray’s Storage and Data Management group. During his more than 30 year career he has been intimately involved in all aspects of server I/O beginning with storage for large mainframe systems, turning to high performance network architecture and now focusing on applying I/O technology to building large scale systems at Cray Inc. His association with advanced networking technology stretches back to prior to the emergence of InfiniBand when as a member of Intel’s technical team he contributed to the creation of its predecessor technology, known as Next Generation I/O (NGIO). He went on to serve as one of Intel’s representatives to the InfiniBand Trade Association (IBTA) where as a member of the Link Working Group he played a key role in creating the InfiniBand transport protocol. Since then he has served as chair of the Technical Working Group and as chair and principle author for the working group responsible for creating the RoCE (RDMA over Converged Ethernet) specification, and he has been influential in the OFA since prior to its inception. In addition to his current roles with the OFA, he is also active as a member of the IBTA’s Steering Committee.

OFA Executive Director, Treasurer: Jim Ryan

As a high-tech industry veteran, Jim Ryan brings more than 35 years of experience in developing and managing Special Interest Groups (SIGs). In addition to managing SIGs, Jim has experience in software development, software product management and high-performance data center networks. Jim formed the OpenFabrics Alliance to develop and promote interoperable software stacks for Remote Direct Memory Access interconnects for HPC and enterprise data centers. Since 2000, Jim has served as an initiative manager at Intel, where he also formed the SSI Forum to drive server infrastructure standards for blade servers, power supplies and server boards and enclosures. Prior to joining Intel, Jim spent time at Sequent (IBM), Bank of America and other high-tech online database companies. Jim completed his education with an MBA from U.C. Berkeley.

Doug Ledford, Vice Chair

Doug Ledford is a Principal Software Engineer at Red Hat, Inc. He studied Computer Sciences at Southwest Missouri State University, where he was introduced to Linux back when it only ran from floppy discs. Doug led the team that built one of Springfield Missouri's first Internet Service Providers, utilizing Linux for all of the servers. He became the defacto maintainer of the aic7xxx SCSI driver, and then a member of the Linux Maintenance Project. Now working for Red Hat. Doug has worked in a number of different areas in the Linux kernel, including SCSI drivers, SCSI mid layer, audio drivers, network drivers, MD software RAID, and the RDMA stack in the Linux kernel as well as the user space portion of the RDMA stack. Doug is currently an upstream maintainer of the Linux kernel's RDMA stack and of the rdma-core user space project as well as a Red Hat Subject Matter Expert for the MD software RAID stack and the RDMA stack.

OFA Secretary: Michael Aguilar

Michael Aguilar is a System Administrator for the HPC team at Sandia National Laboratories, working with both Capacity Computing and Advanced Architecture Testbeds. Michael received a Bachelor of Science degree in Computer Engineering from Iowa State University and a Masters of Science degree in Computer Science from the University of North Dakota.

Enterprise Working Group Co-Chair: Robert J. Woodruff

Bob (Woody) Woodruff is a senior software technologist and engineering manager for Intel Corporation working in the cluster and software technologies group specializing in HPC interconnect software and related HPC and OS system software. Bob has 30 years of industry experience in OS and system software development working for Intel Corporation, Cray Research, and Floating Point Systems . Bob has been involved with the Open Fabrics software development since the formation of OFA.

Marketing Working Group Co-Chair: Divya Kolar

Divya Kolar is an Industry Enabling Manager for Intel Corporation working in the Data Center Group. As part of her role with Intel, she works with ecosystem and industry groups to ensure platform readiness for data center platform technologies. During her career at Intel, she has done software development, technical marketing and product marketing for client platforms, and Intel R & D.  Divya received Masters in Computer Science from Portland State University and holds about eight patents.

Interoperability Working Group Co-Chair: Paul Bowden and Gilad Margalit

OFI Working Group Co-Chair: Paul Grun

Paul Grun, OFA Vice-ChairPaul Grun is a senior technologist in Cray’s Storage and Data Management group. During his more than 30 year career he has been intimately involved in all aspects of server I/O beginning with storage for large mainframe systems, turning to high performance network architecture and now focusing on applying I/O technology to building large scale systems at Cray Inc. His association with advanced networking technology stretches back to prior to the emergence of InfiniBand when as a member of Intel’s technical team he contributed to the creation of its predecessor technology, known as Next Generation I/O (NGIO). He went on to serve as one of Intel’s representatives to the InfiniBand Trade Association (IBTA) where as a member of the Link Working Group he played a key role in creating the InfiniBand transport protocol. Since then he has served as chair of the Technical Working Group and as chair and principle author for the working group responsible for creating the RoCE (RDMA over Converged Ethernet) specification, and he has been influential in the OFA since prior to its inception. In addition to his current roles with the OFA, he is also active as a member of the IBTA’s Steering Committee.

OFV Working Group Co-Chair: Liran Liss

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