IOR-3.3.0+dev: MPI Coordinated Test of Parallel I/O Began : Mon Jun 29 06:32:29 2020 Command line : ./ior -C -Q 1 -g -G 27 -k -e -o /mnt/dfuse/datafiles/2020.06.29-04.46.44-app/ior-hard/file -O stoneWallingStatusFile=/mnt/dfuse/datafiles/2020.06.29-04.46.44-app/ior-hard/stonewall -O stoneWallingWearOut=1 -t 47008 -b 47008 -s 10000000 -w -D 300 -a DFS --dfs.pool=9ae1db5f-54fa-4822-81cd-2faaaeacc442 --dfs.cont=9f8cf146-1aec-46d8-8789-5a0746355be1 --dfs.svcl=1 --dfs.chunk_size=470080 --dfs.prefix=/mnt/dfuse/ Machine : Linux wolf-79.wolf.hpdd.intel.com TestID : 0 StartTime : Mon Jun 29 06:32:32 2020 Options: api : DFS apiVersion : DAOS test filename : /mnt/dfuse/datafiles/2020.06.29-04.46.44-app/ior-hard/file access : single-shared-file type : independent segments : 10000000 ordering in a file : sequential ordering inter file : constant task offset task offset : 1 nodes : 10 tasks : 420 clients per node : 42 repetitions : 1 xfersize : 47008 bytes blocksize : 47008 bytes aggregate filesize : 179.56 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: 1948547 max: 2019906 -- min data: 85.3 GiB mean data: 87.1 GiB time: 300.2s WARNING: Expected aggregate file size = 197433600000000. WARNING: Stat() of aggregate file size = 39879731324160. WARNING: Using actual aggregate bytes moved = 39879731324160. WARNING: maybe caused by deadlineForStonewalling write 122674 2736669 302.82 45.91 45.91 0.030024 310.00 0.000320 310.03 0 Max Write: 122673.68 MiB/sec (128632.68 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 122673.68 122673.68 122673.68 0.00 2736399.75 2736399.75 2736399.75 0.00 310.02799 300.21 124728.22 0 420 42 1 0 1 1 0 0 10000000 47008 47008 38032276.0 DFS 0 Finished : Mon Jun 29 06:37:50 2020