IOR-3.2.0: MPI Coordinated Test of Parallel I/O Began : Sun Nov 11 16:28:40 2018 Command line : /scratch/io-500-dev-master/bin/ior -w -C -Q 1 -g -G 27 -k -e -t 2048k -b 60000m -F -o /lustre/gcp/io500/datafiles/io500.2018.11.11-16.28.26/ior_easy/ior_file_easy -O stoneWallingStatusFile=/lustre/gcp/io500/datafiles/io500.2018.11.11-16.28.26/ior_easy/stonewall -O stoneWallingWearOut=1 -D 300 Machine : Linux lgcp-client0 TestID : 0 StartTime : Sun Nov 11 16:28:40 2018 Path : /lustre/gcp/io500/datafiles/io500.2018.11.11-16.28.26/ior_easy FS : 144.4 TiB Used FS: 0.0% Inodes: 2400.0 Mi Used Inodes: 0.0% Options: api : POSIX apiVersion : test filename : /lustre/gcp/io500/datafiles/io500.2018.11.11-16.28.26/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 tasks : 960 clients per node : 8 repetitions : 1 xfersize : 2 MiB blocksize : 58.59 GiB aggregate filesize : 54.93 TiB stonewallingTime : 300 stoneWallingWearOut : 1 Results: access bw(MiB/s) block(KiB) xfer(KiB) open(s) wr/rd(s) close(s) total(s) iter ------ --------- ---------- --------- -------- -------- -------- -------- ---- stonewalling pairs accessed min: 11099 max: 30000 -- min data: 21.7 GiB mean data: 41.8 GiB time: 301.5s write 109800 61440000 2048.00 0.035792 524.53 0.026526 524.59 0 Max Write: 109800.32 MiB/sec (115133.98 MB/sec) Summary of all tests: Operation Max(MiB) Min(MiB) Mean(MiB) StdDev Max(OPs) Min(OPs) Mean(OPs) StdDev Mean(s) Test# #Tasks tPN reps fPP reord reordoff reordrand seed segcnt blksiz xsize aggs(MiB) API RefNum write 109800.32 109800.32 109800.32 0.00 54900.16 54900.16 54900.16 0.00 524.58864 0 960 8 1 1 1 1 0 0 1 62914560000 2097152 57600000.0 POSIX 0 Finished : Sun Nov 11 16:37:24 2018