IOR-3.4.0+dev: MPI Coordinated Test of Parallel I/O Began : Fri Oct 29 17:15:25 2021 Command line : ./ior --dataPacketType=timestamp -C -Q 1 -g -G 747852667 -k -e -o /home/dpc_root/fs660/2021.10.29-17.15.21/ior-easy/ior_file_easy -O stoneWallingStatusFile=./results/2021.10.29-17.15.21/ior-easy.stonewall -t 512k -b 80000m -u -F -w -D 300 -O stoneWallingWearOut=1 -a POSIX -O saveRankPerformanceDetailsCSV=./results/2021.10.29-17.15.21/ior-easy-write.csv Machine : Linux host10 TestID : 0 StartTime : Fri Oct 29 17:15:25 2021 Path : /home/dpc_root/fs660/2021.10.29-17.15.21/ior-easy/0/ior_file_easy.00000000 FS : 472.4 TiB Used FS: 8.7% Inodes: 476837.2 Mi Used Inodes: 0.0% Options: api : POSIX apiVersion : test filename : /home/dpc_root/fs660/2021.10.29-17.15.21/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 : 1720 clients per node : 172 repetitions : 1 xfersize : 524288 bytes blocksize : 78.12 GiB aggregate filesize : 131.23 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: 104899 max: 114658 -- min data: 51.2 GiB mean data: 53.6 GiB time: 300.3s WARNING: Expected aggregate file size = 144284057600000 WARNING: Stat() of aggregate file size = 103395759226880 WARNING: Using actual aggregate bytes moved = 103395759226880 WARNING: Maybe caused by deadlineForStonewalling write 307719 615656 0.001922 81920000 512.00 0.179462 320.33 0.175563 320.44 0