IOR-3.4.0+dev: MPI Coordinated Test of Parallel I/O Began : Sat Oct 31 22:40:52 2020 Command line : ./ior -C -Q 1 -g -G 271 -k -e -o /tmp/gfarm-sugiharak/datafiles/2020.10.31-22.40.45/ior-easy/ior_file_easy -O stoneWallingStatusFile=/work/NBB/sugiharak/io500-sc20/results/2020.10.31-22.40.45/ior-easy.stonewall -t 1m -b 600000m -F -w -D 300 -O stoneWallingWearOut=1 -a Gfarm Machine : Linux gnode08 TestID : 0 StartTime : Sat Oct 31 22:40:52 2020 Path : /tmp/gfarm-sugiharak/datafiles/2020.10.31-22.40.45/ior-easy/ior_file_easy.00000000 FS : 27.8 GiB Used FS: 0.0% Inodes: 0.0 Mi Used Inodes: 50.0% Options: api : Gfarm apiVersion : 2.7.17 test filename : /tmp/gfarm-sugiharak/datafiles/2020.10.31-22.40.45/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 : 20 clients per node : 2 repetitions : 1 xfersize : 1 MiB blocksize : 585.94 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: 391267 max: 488577 -- min data: 382.1 GiB mean data: 432.3 GiB time: 300.0s WARNING: Expected aggregate file size = 12582912000000 WARNING: Stat() of aggregate file size = 10246202327040 WARNING: Using actual aggregate bytes moved = 10246202327040 WARNING: Maybe caused by deadlineForStonewalling write 26598 26599 0.000591 614400000 1024.00 0.000778 367.37 0.005025 367.37 0