Abutalib Aghayev

Emmert H. Bashore Faculty Development Assistant Professor
Department of Computer Science and Engineering
School of Electrical Engineering and Computer Science
The Pennsylvania State University

Contact

W336 Westgate Building
University Park, PA 16802

agayev

Research Interests

I have broad research interests in computer systems, including storage and file systems, distributed systems, and operating systems.

Selected Publications

• Metastable Failures in the Wild [pdf]
  Lexiang Huang, Matthew Magnusson, Abishek Bangalore Muralikrishna, Salman Estyak, Rebecca Isaacs, Abutalib Aghayev, Timothy Zhu, Aleksey Charapko
  In Proceedings of the 16th USENIX Symposium on Operating Systems Design and Implementation(OSDI '22), July 2022.

• Scalable but Wasteful: Current State of Replication in the Cloud [pdf]
  Venkata Swaroop Matte, Aleksey Charapko, Abutalib Aghayev
  In Proceedings of the 2021 ACM Workshop on Hot Topics in Storage and File Systems (HotStorage '21), July 2021.

• ZNS: Avoiding the Block Interface Tax for Flash-based SSDs [pdf]
  Matias Bjørling, Abutalib Aghayev, Hans Holmberg, Aravind Ramesh, Damien Le Moal, Gregory R. Ganger, George Amvrosiadis
  In Proceedings of the 2021 USENIX Annual Technical Conference (ATC '21), July 2021.

• Metastable Failures in Distributed Systems [pdf]
  Nathan Bronson, Abutalib Aghayev, Aleksey Charapko, Timothy Zhu.
  In Proceedings of the 2021 ACM Workshop on Hot Topics in Operating Systems (HotOS '21), Ann Arbor, MI, June 2021.

• File Systems Unfit as Distributed Storage Backends: Lessons from 10 Years of Ceph Evolution [pdf]
  Abutalib Aghayev, Sage Weil, Michael Kuchnik, Mark Nelson, Gregory R. Ganger, George Amvrosiadis.
  In Proceedings of the 27th ACM Symposium on Operating Systems Principles (SOSP '19), Huntsville, Ontario, Canada, October 2019.

• STRADS-AP: Simplifying Distributed Machine Learning Programming Without Introducing A New Programming Model [pdf]
  Jin Kyu Kim, Abutalib Aghayev, Garth A. Gibson, Eric P. Xing.
  In Proceedings of the 2019 USENIX Annual Technical Conference (ATC '19), Renton, WA, July 2019.

• Litz: Elastic Framework for High-Performance Distributed Machine Learning [pdf]
  Aurick Qiao, Abutalib Aghayev, Weiren Yu, Haoyang Chen, Qirong Ho, Garth A. Gibson, Eric P. Xing.
  In Proceedings of the 2018 USENIX Annual Technical Conference (ATC '18), Boston, MA, July 2018.

• Evolving Ext4 for Shingled Disks [pdf]
  Abutalib Aghayev, Theodore Ts'o, Garth Gibson, Peter Desnoyers.
  In Proceedings of the 15th USENIX Conference on File and Storage Technologies (FAST '17), Santa Clara, CA, February 2017.

• Skylight—A Window on Shingled Disk Operation [pdf] Best paper award.
  Abutalib Aghayev, Peter Desnoyers.
  In Proceedings of the 13th USENIX Conference on File and Storage Technologies (FAST '15), Santa Clara, CA, February 2017.

Personal

Before joining Penn State in the fall of 2020, I received a Ph.D in Computer Science from Carnegie Mellon University, an M.S. in Computer Science from Northeastern University, and a B.Eng. in Computer Engineering from Bogazici University.