IOR-3.4.0+dev: MPI Coordinated Test of Parallel I/O Began : Fri Jun 4 19:34:42 2021 Command line : ./ior -C -Q 1 -g -G=778014268 -k -e -o /mnt/lustre02/work/bk1040/k202079/io500/2021.06.04-18.25.22/ior-hard/file -O stoneWallingStatusFile=./results/2021.06.04-18.25.22/ior-hard.stonewall -t 47008 -b 47008 -s 25000 -r -R -a POSIX -O saveRankPerformanceDetailsCSV=./results/2021.06.04-18.25.22/ior-hard-read.csv Machine : Linux m20650 TestID : 0 StartTime : Fri Jun 4 19:34:42 2021 Path : /mnt/lustre02/work/bk1040/k202079/io500/2021.06.04-18.25.22/ior-hard/file FS : 33157.7 TiB Used FS: 82.8% Inodes: 8102.5 Mi Used Inodes: 7.7% Options: api : POSIX apiVersion : test filename : /mnt/lustre02/work/bk1040/k202079/io500/2021.06.04-18.25.22/ior-hard/file access : single-shared-file type : independent segments : 25000 ordering in a file : sequential ordering inter file : constant task offset task offset : 1 nodes : 10 tasks : 80 clients per node : 8 repetitions : 1 xfersize : 47008 bytes blocksize : 47008 bytes aggregate filesize : 87.56 GiB Results: access bw(MiB/s) IOPS Latency(s) block(KiB) xfer(KiB) open(s) wr/rd(s) close(s) total(s) iter ------ --------- ---- ---------- ---------- --------- -------- -------- -------- -------- ---- read 83.57 1864.12 1072.84 45.91 45.91 0.030921 1072.89 0.001944 1072.94 0