IOR-3.3.0+dev: MPI Coordinated Test of Parallel I/O Began : Sat Nov 9 22:18:50 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/io500.2019.11.09-21.41.19/ior_hard/IOR_file -O stoneWallingStatusFile=/io500/io500-sc19/datafiles/io500.2019.11.09-21.41.19/ior_hard/stonewall Machine : Linux e11u05.int.janelia.org TestID : 0 StartTime : Sat Nov 9 22:18:50 2019 Path : /io500/io500-sc19/datafiles/io500.2019.11.09-21.41.19/ior_hard FS : 3623.2 TiB Used FS: 81.5% Inodes: 1312662.2 Mi Used Inodes: 62.1% Options: api : POSIX apiVersion : test filename : /io500/io500-sc19/datafiles/io500.2019.11.09-21.41.19/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 nodes : 10 tasks : 760 clients per node : 76 repetitions : 1 xfersize : 47008 bytes blocksize : 47008 bytes aggregate filesize : 61.74 TiB Results: access bw(MiB/s) IOPS Latency(s) block(KiB) xfer(KiB) open(s) wr/rd(s) close(s) total(s) iter ------ --------- ---- ---------- ---------- --------- -------- -------- -------- -------- ---- WARNING: Expected aggregate file size = 67879552000000. WARNING: Stat() of aggregate file size = 12754210560. WARNING: Using actual aggregate bytes moved = 12754210560. read 6095 139848 1.94 45.91 45.91 0.055543 1.94 0.000687 2.00 0 Max Read: 6094.85 MiB/sec (6390.91 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 6094.85 6094.85 6094.85 0.00 135953.67 135953.67 135953.67 0.00 1.99568 NA NA 0 760 76 1 0 1 1 0 0 1900000 47008 47008 12163.4 POSIX 0 Finished : Sat Nov 9 22:18:52 2019