[0] Pool uuid = 9020212b-0f07-4d33-8f84-6ac45cb4d7eb, SVCL = 1 [0] DFS Container namespace uuid = ce610953-295d-464c-af58-bd04279ded70 IOR-3.3.0+dev: MPI Coordinated Test of Parallel I/O Began : Thu Jul 9 20:25:09 2020 Command line : /home/kalfizah/io500-new/bin/ior -r -R -a DFS --dfs.pool=9020212b-0f07-4d33-8f84-6ac45cb4d7eb --dfs.cont=ce610953-295d-464c-af58-bd04279ded70 --dfs.svcl=1 --dfs.prefix=/tmp/dfuse/ -t 256k -v -b 256gm -i 1 -C -Q 1 -g -G 27 -k -e -o /tmp/dfuse/datafiles/2020.07.09-19.56.01-scr/ior_easy/ior_file_easy -O stoneWallingStatusFile=/tmp/dfuse/datafiles/2020.07.09-19.56.01-scr/ior_easy/stonewall Machine : Linux daos08.ftm.alcf.anl.gov Start time skew across all tasks: 0.00 sec TestID : 0 StartTime : Thu Jul 9 20:25:09 2020 Participating tasks: 544 Using reorderTasks '-C' (useful to avoid read cache in client) Options: api : DFS apiVersion : DAOS test filename : /tmp/dfuse/datafiles/2020.07.09-19.56.01-scr/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 : 16 tasks : 544 clients per node : 34 repetitions : 1 xfersize : 262144 bytes blocksize : 256 GiB aggregate filesize : 136 TiB Results: access bw(MiB/s) IOPS Latency(s) block(KiB) xfer(KiB) open(s) wr/rd(s) close(s) total(s) iter ------ --------- ---- ---------- ---------- --------- -------- -------- -------- -------- ---- Commencing read performance test: Thu Jul 9 20:25:13 2020 WARNING: Expected aggregate file size = 149533581377536. WARNING: Stat() of aggregate file size = 149364382892032. WARNING: Using actual aggregate bytes moved = 57489605263360. read 133356 538721 0.000388 268435456 256.00 4.04 407.09 0.000870 411.13 0 Max Read: 133355.99 MiB/sec (139833.90 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 133355.99 133355.99 133355.99 0.00 533423.98 533423.98 533423.98 0.00 411.12782 NA NA 0 544 34 1 0 1 1 0 0 1 274877906944 262144 54826360.0 DFS 0 Finished : Thu Jul 9 20:32:00 2020 [0] Disconnecting from DAOS POOL [0] Finalizing DAOS..