IOR-3.3.0+dev: MPI Coordinated Test of Parallel I/O Began : Tue Jul 14 16:18:14 2020 Command line : ./ior -C -Q 1 -g -G 271 -k -e -o /ai400/datafiles/2020.07.14-14.55.35-app/ior-easy/ior_file_easy -O stoneWallingStatusFile=/ai400/datafiles/2020.07.14-14.55.35-app/ior-easy/stonewall -t 16m -b 70000m -F -r -R -a POSIX --posix.odirect Machine : Linux ec01 TestID : 0 StartTime : Tue Jul 14 16:18:14 2020 Path : /ai400/datafiles/2020.07.14-14.55.35-app/ior-easy FS : 94.9 TiB Used FS: 65.6% Inodes: 926.9 Mi Used Inodes: 17.1% Options: api : POSIX apiVersion : test filename : /ai400/datafiles/2020.07.14-14.55.35-app/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 : 40 tasks : 1280 clients per node : 32 repetitions : 1 xfersize : 16 MiB blocksize : 68.36 GiB aggregate filesize : 85.45 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 = 93952409600000. WARNING: Stat() of aggregate file size = 30623116820480. WARNING: Using actual aggregate bytes moved = 30623116820480. read 93439 5841 0.071430 71680000 16384 0.032463 312.51 0.011060 312.55 0 Max Read: 93439.27 MiB/sec (97978.18 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 93439.27 93439.27 93439.27 0.00 5839.95 5839.95 5839.95 0.00 312.55037 NA NA 0 1280 32 1 1 1 1 0 0 1 73400320000 16777216 29204480.0 POSIX 0 Finished : Tue Jul 14 16:23:27 2020