IOR-3.2.0: MPI Coordinated Test of Parallel I/O Began : Thu Oct 25 01:05:06 2018 Command line : /home/jburto2/io-500-dev/bin/ior -r -R -C -Q 1 -g -G 27 -k -e -t 47008 -b 47008 -s 275000 -a POSIX -o /scratch4/jburto2/io500/datafiles/io500.2018.10.24-23.58.53/ior_hard/IOR_file -O stoneWallingStatusFile=/scratch4/jburto2/io500/datafiles/io500.2018.10.24-23.58.53/ior_hard/stonewall Machine : Linux ofstest008.ofsdev.clemson.edu TestID : 0 StartTime : Thu Oct 25 01:05:06 2018 Path : /scratch4/jburto2/io500/datafiles/io500.2018.10.24-23.58.53/ior_hard FS : 174.6 TiB Used FS: 27.8% Inodes: 0.0 Mi Used Inodes: -nan% Options: api : POSIX apiVersion : test filename : /scratch4/jburto2/io500/datafiles/io500.2018.10.24-23.58.53/ior_hard/IOR_file access : single-shared-file type : independent segments : 275000 ordering in a file : sequential ordering inter file : constant task offset task offset : 1 tasks : 128 clients per node : 4 repetitions : 1 xfersize : 47008 bytes blocksize : 47008 bytes aggregate filesize : 1.50 TiB Results: access bw(MiB/s) block(KiB) xfer(KiB) open(s) wr/rd(s) close(s) total(s) iter ------ --------- ---------- --------- -------- -------- -------- -------- ---- WARNING: Expected aggregate file size = 1654681600000. WARNING: Stat() of aggregate file size = 313565171712. WARNING: Using actual aggregate bytes moved = 313565171712. read 932.33 45.91 45.91 0.038815 320.70 0.075992 320.75 0 Max Read: 932.33 MiB/sec (977.61 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 aggs(MiB) API RefNum read 932.33 932.33 932.33 0.00 20796.76 20796.76 20796.76 0.00 320.74528 0 128 4 1 0 1 1 0 0 275000 47008 47008 299039.1 POSIX 0 Finished : Thu Oct 25 01:10:27 2018