Configuration file: /work/RCS/lleung/test/5615ae2a/h5bench.cfg Output data file: /work/RCS/lleung/test/test-two.h5 ================ Benchmark Configuration ================== File: /work/RCS/lleung/test/5615ae2a/h5bench.cfg Number of particles per rank: 16777216 Number of time steps: 20 Emulated compute time per timestep: 1 Mode: SYNC Collective metadata operations: NO Collective buffering for data operations: NO Number of dimensions: 1 Dim_1: 16777216 =========================================================== Start benchmark: h5bench_write Number of particles per rank: 16 M Total number of particles: 128M Collective write: OFF Opened HDF5 file... Writing Timestep_0 ... data_write_contig_contig_MD_array: Finished writing time step Computing... Writing Timestep_1 ... data_write_contig_contig_MD_array: Finished writing time step Computing... Writing Timestep_2 ... data_write_contig_contig_MD_array: Finished writing time step Computing... Writing Timestep_3 ... data_write_contig_contig_MD_array: Finished writing time step Computing... Writing Timestep_4 ... data_write_contig_contig_MD_array: Finished writing time step Computing... Writing Timestep_5 ... data_write_contig_contig_MD_array: Finished writing time step Computing... Writing Timestep_6 ... data_write_contig_contig_MD_array: Finished writing time step Computing... Writing Timestep_7 ... data_write_contig_contig_MD_array: Finished writing time step Computing... Writing Timestep_8 ... data_write_contig_contig_MD_array: Finished writing time step Computing... Writing Timestep_9 ... data_write_contig_contig_MD_array: Finished writing time step Computing... Writing Timestep_10 ... data_write_contig_contig_MD_array: Finished writing time step Computing... Writing Timestep_11 ... data_write_contig_contig_MD_array: Finished writing time step Computing... Writing Timestep_12 ... data_write_contig_contig_MD_array: Finished writing time step Computing... Writing Timestep_13 ... data_write_contig_contig_MD_array: Finished writing time step Computing... Writing Timestep_14 ... data_write_contig_contig_MD_array: Finished writing time step Computing... Writing Timestep_15 ... data_write_contig_contig_MD_array: Finished writing time step Computing... Writing Timestep_16 ... data_write_contig_contig_MD_array: Finished writing time step Computing... Writing Timestep_17 ... data_write_contig_contig_MD_array: Finished writing time step Computing... Writing Timestep_18 ... data_write_contig_contig_MD_array: Finished writing time step Computing... Writing Timestep_19 ... data_write_contig_contig_MD_array: Finished writing time step =================== Performance Results ================== Total number of ranks: 8 Total emulated compute time: 19.000 s Total write size: 80.000 GB Raw write time: 129.924 s Metadata time: 0.005 s H5Fcreate() time: 0.073 s H5Fflush() time: 4.600 s H5Fclose() time: 0.002 s Observed completion time: 153.609 s SYNC Raw write rate: 630.521 MB/s SYNC Observed write rate: 608.577 MB/s =========================================================== Configuration file: /work/RCS/lleung/test/7781b036/h5bench.cfg Read data file: /work/RCS/lleung/test/test.h5 dims[0] = 134217728 (total number for the file) Total particles in the file: 134217728 Number of particles available per rank: 16777216 Opened HDF5 file... [/work/RCS/lleung/test/test.h5] ================ Benchmark Configuration ================== File: /work/RCS/lleung/test/7781b036/h5bench.cfg Number of particles per rank: 16777216 Number of time steps: 5 Emulated compute time per timestep: 1 Mode: SYNC Collective metadata operations: NO Collective buffering for data operations: NO Number of dimensions: 1 Dim_1: 16777216 =========================================================== Reading Timestep_0 ... Read 8 variable completed Computing... Reading Timestep_1 ... Read 8 variable completed Computing... Reading Timestep_2 ... Read 8 variable completed Computing... Reading Timestep_3 ... Read 8 variable completed Computing... Reading Timestep_4 ... Read 8 variable completed =================== Performance Results ================== Total number of ranks: 8 Total emulated compute time: 4.000 s Total read size: 20.000 GB Raw read time: 37.635 s Metadata time: 0.341 s Observed read completion time: 43.192 s SYNC Raw read rate: 544.167 MB/s SYNC Observed read rate: 522.556 MB/s =========================================================== Configuration file: /work/RCS/lleung/test/f3ca3aac/h5bench.cfg Output data file: /work/RCS/lleung/test/test.h5 ================ Benchmark Configuration ================== File: /work/RCS/lleung/test/f3ca3aac/h5bench.cfg Number of particles per rank: 16777216 Number of time steps: 5 Emulated compute time per timestep: 1 Mode: SYNC Collective metadata operations: NO Collective buffering for data operations: NO Number of dimensions: 1 Dim_1: 16777216 =========================================================== Start benchmark: h5bench_write Number of particles per rank: 16 M Total number of particles: 128M Collective write: OFF Opened HDF5 file... Writing Timestep_0 ... data_write_contig_contig_MD_array: Finished writing time step Computing... Writing Timestep_1 ... data_write_contig_contig_MD_array: Finished writing time step Computing... Writing Timestep_2 ... data_write_contig_contig_MD_array: Finished writing time step Computing... Writing Timestep_3 ... data_write_contig_contig_MD_array: Finished writing time step Computing... Writing Timestep_4 ... data_write_contig_contig_MD_array: Finished writing time step =================== Performance Results ================== Total number of ranks: 8 Total emulated compute time: 4.000 s Total write size: 20.000 GB Raw write time: 35.803 s Metadata time: 0.001 s H5Fcreate() time: 0.191 s H5Fflush() time: 0.578 s H5Fclose() time: 0.001 s Observed completion time: 40.577 s SYNC Raw write rate: 572.013 MB/s SYNC Observed write rate: 559.909 MB/s ===========================================================