IOR-3.3.0+dev: MPI Coordinated Test of Parallel I/O Began : Mon Jul 6 20:05:44 2020 Command line : ./ior -C -Q 1 -g -G 27 -k -e -o ./out//2020.07.06-17.56.35-app/ior-hard/file -O stoneWallingStatusFile=./out//2020.07.06-17.56.35-app/ior-hard/stonewall -O stoneWallingWearOut=1 -t 47008 -b 47008 -s 1600000 -r -R -a POSIX Machine : Linux inst-0ne1g-guided-louse TestID : 0 StartTime : Mon Jul 6 20:05:44 2020 Path : /mnt/beeond/io500-app/out/2020.07.06-17.56.35-app/ior-hard FS : 989.4 TiB Used FS: 41.9% Inodes: 0.0 Mi Used Inodes: -nan% Options: api : POSIX apiVersion : test filename : ./out//2020.07.06-17.56.35-app/ior-hard/file access : single-shared-file type : independent segments : 1600000 ordering in a file : sequential ordering inter file : constant task offset task offset : 1 nodes : 170 tasks : 2040 clients per node : 12 repetitions : 1 xfersize : 47008 bytes blocksize : 47008 bytes aggregate filesize : 139.55 TiB 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: 20837 max: 20837 -- min data: 0.9 GiB mean data: 0.9 GiB time: 170.8s WARNING: Expected aggregate file size = 153434112000000. WARNING: Stat() of aggregate file size = 1998191619840. WARNING: Using actual aggregate bytes moved = 1998191619840. read 11143 248795 170.85 45.91 45.91 0.154515 170.85 0.010689 171.02 0 Max Read: 11142.88 MiB/sec (11684.16 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 11142.88 11142.88 11142.88 0.00 248556.85 248556.85 248556.85 0.00 171.01713 170.76 11159.76 0 2040 12 1 0 1 1 0 0 1600000 47008 47008 1905624.0 POSIX 0 Finished : Mon Jul 6 20:08:35 2020