IOR-3.3.0+dev: MPI Coordinated Test of Parallel I/O Began : Mon Nov 18 16:15:50 2019 Command line : /io500/io500-sc19/bin/ior -r -R -s 1900000 -a POSIX --posix.odirect -i 1 -C -Q 1 -g -G 27 -k -e -t 47008 -b 47008 -o /io500/io500-sc19/datafiles/io500.2019.11.18-15.37.18/ior_hard/IOR_file -O stoneWallingStatusFile=/io500/io500-sc19/datafiles/io500.2019.11.18-15.37.18/ior_hard/stonewall Machine : Linux h10u07.int.janelia.org TestID : 0 StartTime : Mon Nov 18 16:15:50 2019 Path : /io500/io500-sc19/datafiles/io500.2019.11.18-15.37.18/ior_hard FS : 3091.4 TiB Used FS: 51.4% Inodes: 8270.0 Mi Used Inodes: 12.8% Options: api : POSIX apiVersion : test filename : /io500/io500-sc19/datafiles/io500.2019.11.18-15.37.18/ior_hard/IOR_file access : single-shared-file type : independent segments : 1900000 ordering in a file : sequential ordering inter file : constant task offset task offset : 1 tasks : 620 clients per node : 62 repetitions : 1 xfersize : 47008 bytes blocksize : 47008 bytes aggregate filesize : 50.36 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 = 55375424000000. WARNING: Stat() of aggregate file size = 654158627200. WARNING: Using actual aggregate bytes moved = 654158627200. read 4473 45.91 45.91 0.029075 139.43 0.000637 139.46 0 Max Read: 4473.27 MiB/sec (4690.56 MB/sec) Summary of all tests: Operation Max(MiB) Min(MiB) Mean(MiB) StdDev Max(OPs) Min(OPs) Mean(OPs) StdDev Mean(s) Stonewall(s) Stonewall(MiB) Test# #Tasks tPN reps fPP reord reordoff reordrand seed segcnt blksiz xsize aggs(MiB) API RefNum read 4473.27 4473.27 4473.27 0.00 99782.13 99782.13 99782.13 0.00 139.46285 NA NA 0 620 62 1 0 1 1 0 0 1900000 47008 47008 623854.3 POSIX 0 Finished : Mon Nov 18 16:18:10 2019