IOR-3.4.0+dev: MPI Coordinated Test of Parallel I/O Began : Fri Oct 8 11:22:19 2021 Command line : ./ior -C -Q 1 -g -G 745465282 -k -e -o /gpfs/users/rxt63-sxa03/io500/datafiles/2021.10.08-10.42.34/ior-easy/ior_file_easy -O stoneWallingStatusFile=/gpfs/users/rxt63-sxa03/io500/results/2021.10.08-10.42.34/ior-easy.stonewall -t 2m -b 9920000m -F -r -R -a POSIX -O saveRankPerformanceDetailsCSV=/gpfs/users/rxt63-sxa03/io500/results/2021.10.08-10.42.34/ior-easy-read.csv Machine : Linux tuleta08 TestID : 0 StartTime : Fri Oct 8 11:22:19 2021 Path : /gpfs/users/rxt63-sxa03/io500/datafiles/2021.10.08-10.42.34/ior-easy/ior_file_easy.00000000 FS : 50.2 TiB Used FS: 88.8% Inodes: 90.1 Mi Used Inodes: 44.5% Options: api : POSIX apiVersion : test filename : /gpfs/users/rxt63-sxa03/io500/datafiles/2021.10.08-10.42.34/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 nodes : 10 tasks : 100 clients per node : 10 repetitions : 1 xfersize : 2 MiB blocksize : 9.46 TiB aggregate filesize : 946.04 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 = 1040187392000000 WARNING: Stat() of aggregate file size = 655569715200 WARNING: Using actual aggregate bytes moved = 655569715200 read 2069.41 1034.91 0.000061 10158080000 2048.00 0.039042 302.06 0.018984 302.11 0