IOR-3.3.0+dev: MPI Coordinated Test of Parallel I/O Began : Sat Jul 11 16:47:53 2020 Command line : ./ior -C -Q 1 -g -G 271 -k -e -o /tmp/dfuse/datafiles/2020.07.11-14.40.08-app/ior-easy/ior_file_easy -O stoneWallingStatusFile=/tmp/dfuse/datafiles/2020.07.11-14.40.08-app/ior-easy/stonewall -t 256k -b 1000000m -r -R -a DFS --dfs.pool=372e1597-1708-4f1e-aa78-1cceb4c7c6ec --dfs.cont=af091f54-7e7d-4c6b-bc70-a5d7d16e4955 --dfs.svcl=1 --dfs.prefix=/tmp/dfuse Machine : Linux c110-001.frontera.tacc.utexas.edu TestID : 0 StartTime : Sat Jul 11 16:47:56 2020 Options: api : DFS apiVersion : DAOS test filename : /tmp/dfuse/datafiles/2020.07.11-14.40.08-app/ior-easy/ior_file_easy access : single-shared-file type : independent segments : 1 ordering in a file : sequential ordering inter file : constant task offset task offset : 1 nodes : 420 tasks : 420 clients per node : 1 repetitions : 1 xfersize : 262144 bytes blocksize : 976.56 GiB aggregate filesize : 400.54 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 = 440401920000000. WARNING: Stat() of aggregate file size = 439444025376768. WARNING: Using actual aggregate bytes moved = 38086178242560. read 72350 291097 0.000125 1024000000 256.00 2.92 499.10 0.014455 502.03 0 Max Read: 72349.66 MiB/sec (75864.12 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 72349.66 72349.66 72349.66 0.00 289398.64 289398.64 289398.64 0.00 502.03153 NA NA 0 420 1 1 0 1 1 0 0 1 1048576000000 262144 36321808.0 DFS 0 Finished : Sat Jul 11 16:56:21 2020