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Phil Carns

Computer Scientist

Phil Carns is a computer science researcher specializing in the design and development of scalable methods of information storage, movement, and management for data-intensive high-performance computation.


Phil Carns is a computer scientist in the Mathematics and Computer Science Division of Argonne National Laboratory. He is also an adjunct associate professor of electrical and computer engineering at Clemson University and a fellow of the Northwestern-Argonne Institute for Science and Engineering. He received his Ph.D. in computer engineering from Clemson University in 2005.

Phil Carns has worked at Argonne since 2008, acting as technical lead, principal investigator, or developer for influential HPC research projects including Darshan (application I/O characterization), TOKIO (platform I/O characterization), Mochi (composable data services), PVFS (parallel file system), CODES (storage system simulation), and the Exascale Computing Project (data libraries and services for exascale platforms).  He is a recipient of multiple R&D 100 awards.

Research Interests

  • HPC storage architectures
  • HPC system software
  • I/O workload analysis