IOR-3.3.0+dev: MPI Coordinated Test of Parallel I/O Began : Sun Oct 27 08:03:39 2019 Command line : /home/users/sthiell/io-500/io500-sc19/bin/ior -w -t 2048k -b 50000m -F -i 1 -C -Q 1 -g -G 27 -k -e -o /scratch/users/sthiell/io500-sc19/datafiles/io500.2019.10.27-08.03.37/ior_easy/ior_file_easy -O stoneWallingStatusFile=/scratch/users/sthiell/io500-sc19/datafiles/io500.2019.10.27-08.03.37/ior_easy/stonewall -O stoneWallingWearOut=1 -D 300 Machine : Linux sh-106-39.int TestID : 0 StartTime : Sun Oct 27 08:03:39 2019 Path : /scratch/users/sthiell/io500-sc19/datafiles/io500.2019.10.27-08.03.37/ior_easy FS : 5542.1 TiB Used FS: 32.7% Inodes: 1098.7 Mi Used Inodes: 48.6% Options: api : POSIX apiVersion : test filename : /scratch/users/sthiell/io500-sc19/datafiles/io500.2019.10.27-08.03.37/ior_easy/ior_file_easy access : file-per-process type : independent segments : 1 ordering in a file : sequential ordering inter file : constant task offset task offset : 1 nodes : 10 tasks : 240 clients per node : 24 repetitions : 1 xfersize : 2 MiB blocksize : 48.83 GiB aggregate filesize : 11.44 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: 9251 max: 25000 -- min data: 18.1 GiB mean data: 35.2 GiB time: 301.0s write 25613 12808 0.012042 51200000 2048.00 0.047033 468.46 0.005634 468.51 0 Max Write: 25613.06 MiB/sec (26857.24 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 25613.06 25613.06 25613.06 0.00 12806.53 12806.53 12806.53 0.00 468.51093 301.05 28736.51 0 240 24 1 1 1 1 0 0 1 52428800000 2097152 12000000.0 POSIX 0 Finished : Sun Oct 27 08:11:28 2019