IOR-3.2.0: MPI Coordinated Test of Parallel I/O Began : Thu Nov 8 14:22:09 2018 Command line : /home/jburto2/io-500-dev/bin/ior -w -C -Q 1 -g -G 27 -k -e -t 4m -b 76800m -F -a MPIIO -o /mnt/lustre/jburto2/io500/datafiles/io500.2018.11.08-14.22.06/ior_easy/ior_file_easy -O stoneWallingStatusFile=/mnt/lustre/jburto2/io500/datafiles/io500.2018.11.08-14.22.06/ior_easy/stonewall -O stoneWallingWearOut=1 -D 300 Machine : Linux pvfs017-ib0.palmetto.clemson.edu TestID : 0 StartTime : Thu Nov 8 14:22:09 2018 Path : /mnt/lustre/jburto2/io500/datafiles/io500.2018.11.08-14.22.06/ior_easy FS : 144.2 TiB Used FS: 8.8% Inodes: 287.4 Mi Used Inodes: 0.0% Options: api : MPIIO apiVersion : (3.0) test filename : /mnt/lustre/jburto2/io500/datafiles/io500.2018.11.08-14.22.06/ior_easy/ior_file_easy access : file-per-process type : independent segments : 1 ordering in a file : sequential ordering inter file : constant task offset task offset : 1 tasks : 64 clients per node : 4 repetitions : 1 xfersize : 4 MiB blocksize : 75 GiB aggregate filesize : 4.69 TiB stonewallingTime : 300 stoneWallingWearOut : 1 Results: access bw(MiB/s) block(KiB) xfer(KiB) open(s) wr/rd(s) close(s) total(s) iter ------ --------- ---------- --------- -------- -------- -------- -------- ---- stonewalling pairs accessed min: 11848 max: 19200 -- min data: 46.3 GiB mean data: 67.3 GiB time: 302.9s write 13361 78643200 4096 0.005825 367.79 0.078086 367.87 0 Max Write: 13361.22 MiB/sec (14010.26 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 write 13361.22 13361.22 13361.22 0.00 3340.31 3340.31 3340.31 0.00 367.87058 0 64 4 1 1 1 1 0 0 1 80530636800 4194304 4915200.0 MPIIO 0 Finished : Thu Nov 8 14:28:17 2018