IOR-3.4.0+dev: MPI Coordinated Test of Parallel I/O Began : Wed Oct 20 13:34:04 2021 Command line : ./ior -C -Q 1 -g -G 745477390 -k -e -o ./datafiles/2021.10.20-13.33.58/ior-easy/ior_file_easy -O stoneWallingStatusFile=./results/2021.10.20-13.33.58/ior-easy.stonewall -t 1m -b 80000m -u -F -w -D 300 -O stoneWallingWearOut=1 -a POSIX -O saveRankPerformanceDetailsCSV=./results/2021.10.20-13.33.58/ior-easy-write.csv Machine : Linux cn22.mck.us.ray.com TestID : 0 StartTime : Wed Oct 20 13:34:04 2021 Path : ./datafiles/2021.10.20-13.33.58/ior-easy/0/ior_file_easy.00000000 FS : 210.8 TiB Used FS: 8.4% Inodes: 4854.3 Mi Used Inodes: 17.1% Options: api : POSIX apiVersion : test filename : ./datafiles/2021.10.20-13.33.58/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 : 360 clients per node : 36 repetitions : 1 xfersize : 1 MiB blocksize : 78.12 GiB aggregate filesize : 27.47 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: 38710 max: 59547 -- min data: 37.8 GiB mean data: 45.8 GiB time: 300.0s WARNING: Expected aggregate file size = 30198988800000 WARNING: Stat() of aggregate file size = 22478239825920 WARNING: Using actual aggregate bytes moved = 22478239825920 WARNING: Maybe caused by deadlineForStonewalling write 54142 54146 0.004695 81920000 1024.00 0.021364 395.91 0.001913 395.94 0