IOR-3.3.0+dev: MPI Coordinated Test of Parallel I/O Began : Mon Jul 13 08:47:17 2020 Command line : ./ior -C -Q 1 -g -G 27 -k -e -o /ai400/datafiles/2020.07.13-07.46.20-app/ior-hard/file -O stoneWallingStatusFile=/ai400/datafiles/2020.07.13-07.46.20-app/ior-hard/stonewall -O stoneWallingWearOut=1 -t 47008 -b 47008 -s 150000 -w -D 300 -a POSIX Machine : Linux ec01 TestID : 0 StartTime : Mon Jul 13 08:47:17 2020 Path : /ai400/datafiles/2020.07.13-07.46.20-app/ior-hard FS : 47.4 TiB Used FS: 52.4% Inodes: 437.4 Mi Used Inodes: 12.2% Options: api : POSIX apiVersion : test filename : /ai400/datafiles/2020.07.13-07.46.20-app/ior-hard/file access : single-shared-file type : independent segments : 150000 ordering in a file : sequential ordering inter file : constant task offset task offset : 1 nodes : 10 tasks : 160 clients per node : 16 repetitions : 1 xfersize : 47008 bytes blocksize : 47008 bytes aggregate filesize : 1.03 TiB stonewallingTime : 300 stoneWallingWearOut : 1 Results: access bw(MiB/s) IOPS Latency(s) block(KiB) xfer(KiB) open(s) wr/rd(s) close(s) total(s) iter ------ --------- ---- ---------- ---------- --------- -------- -------- -------- -------- ---- stonewalling pairs accessed min: 94991 max: 150000 -- min data: 4.2 GiB mean data: 5.0 GiB time: 300.0s write 2629.27 58652 375.66 45.91 45.91 0.020010 409.19 0.001018 409.21 0 Max Write: 2629.27 MiB/sec (2756.98 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 write 2629.27 2629.27 2629.27 0.00 58649.27 58649.27 58649.27 0.00 409.21227 300.00 2743.90 0 160 16 1 0 1 1 0 0 150000 47008 47008 1075927.8 POSIX 0 Finished : Mon Jul 13 08:54:06 2020