IOR-3.2.0: MPI Coordinated Test of Parallel I/O Began : Fri Nov 9 03:39:41 2018 Command line : /gpfs/alpine/stf007/scratch/gmarkoma/io-500-dev/bin/ior -r -R -C -Q 1 -g -G 27 -k -e -t 16384k -b 1385536m -F -o /gpfs/alpine/stf007/scratch/gmarkoma/io-500-dev/datafiles/io500.2018.11.09-03.12.50/ior_easy/ior_file_easy -O stoneWallingStatusFile=/gpfs/alpine/stf007/scratch/gmarkoma/io-500-dev/datafiles/io500.2018.11.09-03.12.50/ior_easy/stonewall Machine : Linux f25n01 TestID : 0 StartTime : Fri Nov 9 03:39:41 2018 Path : /gpfs/alpine/stf007/scratch/gmarkoma/io-500-dev/datafiles/io500.2018.11.09-03.12.50/ior_easy FS : 225668.2 TiB Used FS: 5.7% Inodes: 30000.0 Mi Used Inodes: 16.2% Options: api : POSIX apiVersion : test filename : /gpfs/alpine/stf007/scratch/gmarkoma/io-500-dev/datafiles/io500.2018.11.09-03.12.50/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 : 1008 clients per node : 2 repetitions : 1 xfersize : 16 MiB blocksize : 1.32 TiB aggregate filesize : 1331.92 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 = 1464462515109888. WARNING: Stat() of aggregate file size = 839872533233664. WARNING: Using actual aggregate bytes moved = 839872533233664. read 1831236 1418788864 16384 0.539930 436.85 0.000242 437.39 0 Max Read: 1831235.86 MiB/sec (1920189.98 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 read 1831235.86 1831235.86 1831235.86 0.00 114452.24 114452.24 114452.24 0.00 437.39033 0 1008 2 1 1 1 1 0 0 1 1452839796736 16777216 800964864.0 POSIX 0 Finished : Fri Nov 9 03:46:58 2018