IOR-3.2.0: MPI Coordinated Test of Parallel I/O Began : Thu Nov 8 12:15:58 2018 Command line : /home/jburto2/io-500-dev/bin/ior -w -C -Q 1 -g -G 27 -k -e -t 47008 -b 47008 -s 128000 -a MPIIO -o /mnt/lustre/jburto2/io500/datafiles/io500.2018.11.08-12.02.34/ior_hard/IOR_file -O stoneWallingStatusFile=/mnt/lustre/jburto2/io500/datafiles/io500.2018.11.08-12.02.34/ior_hard/stonewall -O stoneWallingWearOut=1 -D 300 Machine : Linux pvfs017-ib0.palmetto.clemson.edu TestID : 0 StartTime : Thu Nov 8 12:15:58 2018 Path : /mnt/lustre/jburto2/io500/datafiles/io500.2018.11.08-12.02.34/ior_hard FS : 144.2 TiB Used FS: 5.5% Inodes: 290.9 Mi Used Inodes: 1.2% Options: api : MPIIO apiVersion : (3.0) test filename : /mnt/lustre/jburto2/io500/datafiles/io500.2018.11.08-12.02.34/ior_hard/IOR_file access : single-shared-file type : independent segments : 128000 ordering in a file : sequential ordering inter file : constant task offset task offset : 1 tasks : 16 clients per node : 1 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: 67512 max: 128000 -- min data: 3.0 GiB mean data: 4.4 GiB time: 300.1s write 195.76 45.91 45.91 0.015481 468.99 0.029046 469.01 0 Max Write: 195.76 MiB/sec (205.27 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 195.76 195.76 195.76 0.00 4366.67 4366.67 4366.67 0.00 469.00751 0 16 1 1 0 1 1 0 0 128000 47008 47008 91812.5 MPIIO 0 Finished : Thu Nov 8 12:23:47 2018