ior WARNING: fsync() not supported in selected backend. Using value of 0. IOR-3.3.0+dev: MPI Coordinated Test of Parallel I/O Began : Fri Nov 8 12:53:56 2019 Command line : /home/daos/install/bin/ior -r -R -s 2500000 -a DFS --dfs.cont 21f1d599-afb3-483d-b2fd-e3e5d7d39376 --dfs.svcl 1 --dfs.pool 38df66d4-b4d5-4504-bc9e-e8b68c12ba0a --dfs.prefix /mnt/dfuse --dfs.chunk_size 376064 -i 1 -C -Q 1 -g -G 27 -k -e -t 47008 -b 47008 -o /mnt/dfuse/datafiles/io500.2019.11.08-12.16.57/ior_hard/IOR_file -O stoneWallingStatusFile=/mnt/dfuse/datafiles/io500.2019.11.08-12.16.57/ior_hard/stonewall Machine : Linux wolf-79.wolf.hpdd.intel.com TestID : 0 StartTime : Fri Nov 8 12:53:56 2019 Options: api : DFS apiVersion : DAOS test filename : /mnt/dfuse/datafiles/io500.2019.11.08-12.16.57/ior_hard/IOR_file access : single-shared-file type : independent segments : 2500000 ordering in a file : sequential ordering inter file : constant task offset task offset : 1 nodes : 10 tasks : 310 clients per node : 31 repetitions : 1 xfersize : 47008 bytes blocksize : 47008 bytes aggregate filesize : 33.13 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 = 36431200000000. WARNING: Stat() of aggregate file size = 30284265631360. WARNING: Using actual aggregate bytes moved = 30284265631360. read 129145 2880935 223.62 45.91 45.91 0.015240 223.62 0.113904 223.63 0 Max Read: 129144.97 MiB/sec (135418.31 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 129144.97 129144.97 129144.97 0.00 2880750.34 2880750.34 2880750.34 0.00 223.63494 NA NA 0 310 31 1 0 1 1 0 0 2500000 47008 47008 28881326.0 DFS 0 Finished : Fri Nov 8 12:57:39 2019