IOR-3.2.0: MPI Coordinated Test of Parallel I/O Began : Thu Nov 8 16:49:01 2018 Command line : /work/BMLab/2018/io500/io-500-dev/bin/ior -w -C -Q 1 -g -G 27 -k -e -t 47008 -b 47008 -s 7500 -o /scratch0/io500.out/ior_hard/IOR_file -O stoneWallingStatusFile=/scratch0/io500.out/ior_hard/stonewall -O stoneWallingWearOut=1 -D 300 Machine : Linux c01 TestID : 0 StartTime : Thu Nov 8 16:49:01 2018 Path : /scratch0/io500.out/ior_hard FS : 79.0 TiB Used FS: 15.9% Inodes: 640.0 Mi Used Inodes: 9.7% Options: api : POSIX apiVersion : test filename : /scratch0/io500.out/ior_hard/IOR_file access : single-shared-file type : independent segments : 7500 ordering in a file : sequential ordering inter file : constant task offset task offset : 1 tasks : 240 clients per node : 24 repetitions : 1 xfersize : 47008 bytes blocksize : 47008 bytes aggregate filesize : 78.80 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: 7500 max: 7500 -- min data: 0.3 GiB mean data: 0.3 GiB time: 299.9s write 268.80 45.91 45.91 0.173708 300.16 0.126608 300.21 0 Max Write: 268.80 MiB/sec (281.85 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 268.80 268.80 268.80 0.00 5995.84 5995.84 5995.84 0.00 300.20790 0 240 24 1 0 1 1 0 0 7500 47008 47008 80694.6 POSIX 0 Finished : Thu Nov 8 16:54:01 2018