IOR-3.2.0: MPI Coordinated Test of Parallel I/O Began : Thu Nov 8 14:43:25 2018 Command line : /home/jburto2/io-500-dev/bin/ior -w -C -Q 1 -g -G 27 -k -e -t 47008 -b 47008 -s 32000 -a MPIIO -o /mnt/lustre/jburto2/io500/datafiles/io500.2018.11.08-14.22.06/ior_hard/IOR_file -O stoneWallingStatusFile=/mnt/lustre/jburto2/io500/datafiles/io500.2018.11.08-14.22.06/ior_hard/stonewall -O stoneWallingWearOut=1 -D 300 Machine : Linux pvfs017-ib0.palmetto.clemson.edu TestID : 0 StartTime : Thu Nov 8 14:43:25 2018 Path : /mnt/lustre/jburto2/io500/datafiles/io500.2018.11.08-14.22.06/ior_hard FS : 144.2 TiB Used FS: 12.1% Inodes: 290.9 Mi Used Inodes: 2.6% Options: api : MPIIO apiVersion : (3.0) test filename : /mnt/lustre/jburto2/io500/datafiles/io500.2018.11.08-14.22.06/ior_hard/IOR_file access : single-shared-file type : independent segments : 32000 ordering in a file : sequential ordering inter file : constant task offset task offset : 1 tasks : 64 clients per node : 4 repetitions : 1 xfersize : 47008 bytes blocksize : 47008 bytes aggregate filesize : 89.66 GiB 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: 11468 max: 32000 -- min data: 0.5 GiB mean data: 1.0 GiB time: 300.1s write 176.56 45.91 45.91 0.222565 519.79 0.025582 520.02 0 Max Write: 176.56 MiB/sec (185.13 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 176.56 176.56 176.56 0.00 3938.32 3938.32 3938.32 0.00 520.01813 0 64 4 1 0 1 1 0 0 32000 47008 47008 91812.5 MPIIO 0 Finished : Thu Nov 8 14:52:05 2018