IOR-3.1.0: MPI Coordinated Test of Parallel I/O Began: Tue Aug 28 16:30:09 2018 Command line used: /home/jburto2/io-500-dev/bin/ior -r -R -C -Q 1 -g -G 27 -k -e -t 47008 -b 47008 -s 22500 -a POSIX -o /mnt/beegfs/jburto2/io500/datafiles/io500.2018.08.28-15.10.41/ior_hard/IOR_file Machine: Linux pvfs017.ofsdev.clemson.edu Test 0 started: Tue Aug 28 16:30:09 2018 Summary: api = POSIX test filename = /mnt/beegfs/jburto2/io500/datafiles/io500.2018.08.28-15.10.41/ior_hard/IOR_file access = single-shared-file ordering in a file = sequential offsets ordering inter file= constant task offsets = 1 clients = 128 (8 per node) repetitions = 1 xfersize = 47008 bytes blocksize = 47008 bytes aggregate filesize = 126.09 GiB access bw(MiB/s) block(KiB) xfer(KiB) open(s) wr/rd(s) close(s) total(s) iter ------ --------- ---------- --------- -------- -------- -------- -------- ---- read 1986.06 45.91 45.91 0.145796 64.81 0.060423 65.01 0 Max Read: 1986.06 MiB/sec (2082.53 MB/sec) Summary of all tests: Operation Max(MiB) Min(MiB) Mean(MiB) StdDev Max(OPs) Min(OPs) Mean(OPs) StdDev Mean(s) Test# #Tasks tPN reps fPP reord reordoff reordrand seed segcnt blksiz xsize aggsize API RefNum read 1986.06 1986.06 1986.06 0.00 44301.63 44301.63 44301.63 0.00 65.00889 0 128 8 1 0 1 1 0 0 22500 47008 47008 135383040000 POSIX 0 Finished: Tue Aug 28 16:31:14 2018