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  1. Lustre
  2. LU-1478

1.8.6.81 client with 2.1.1 server MPIIO file locking issue

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    • Icon: Bug Bug
    • Resolution: Cannot Reproduce
    • Icon: Minor Minor
    • None
    • Lustre 2.1.1, Lustre 1.8.6
    • None
    • Clients: Lustre-1.8.6
      Server: Lustre 2.1.1
    • 3
    • 7035

      Running a MPI-IO task requiring concurrent read locks fail using 1.8.6 clients on a 2.1.1 server. The issue is not present in 2.1.1 clients.

      Easily duplicated by running a test mpi-io job on a 1.8.6 client. I used this benchmark.
      http://public.lanl.gov/jnunez/benchmarks/mpiiotest.htm

        1. client_locktrace.gz
          382 kB
          Mahmoud Hanafi
        2. server_locktrace.gz
          2.21 MB
          Mahmoud Hanafi

            bobijam Zhenyu Xu
            mhanafi Mahmoud Hanafi
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              Created:
              Updated:
              Resolved: