IOR-3.3.0+dev: MPI Coordinated Test of Parallel I/O Began : Tue Jul 14 08:50:00 2020 Command line : /home/nx01/nx01/rnou/io500-app/bin/ior -w -a POSIX -t 512kb -b 9920000m -F -i 1 -C -Q 1 -g -G 27 -k -e -o /tmp/r/io500-scr/ior_easy/ior_file_easy -O stoneWallingStatusFile=/tmp/r/io500-scr/ior_easy/stonewall -O stoneWallingWearOut=1 -D 300 Machine : Linux nextgenio-cn01 TestID : 0 StartTime : Tue Jul 14 08:50:00 2020 Path : /tmp/r/io500-scr/ior_easy FS : 50.8 TiB Used FS: 5.1% Inodes: 0.0 Mi Used Inodes: -nan% Options: api : POSIX apiVersion : test filename : /tmp/r/io500-scr/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 : 280 clients per node : 28 repetitions : 1 xfersize : 524288 bytes blocksize : 9.46 TiB aggregate filesize : 2648.93 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: 136594 max: 160139 -- min data: 66.7 GiB mean data: 71.9 GiB time: 300.0s WARNING: Expected aggregate file size = 2912524697600000. WARNING: Stat() of aggregate file size = 23508507688960. WARNING: Using actual aggregate bytes moved = 23508507688960. WARNING: maybe caused by deadlineForStonewalling write 65691 131390 0.000016 10158080000 512.00 0.019701 341.27 0.003460 341.29 0 Max Write: 65690.56 MiB/sec (68881.54 MB/sec) Summary of all tests: Operation Max(MiB) Min(MiB) Mean(MiB) StdDev Max(OPs) Min(OPs) Mean(OPs) StdDev Mean(s) Stonewall(s) Stonewall(MiB) Test# #Tasks tPN reps fPP reord reordoff reordrand seed segcnt blksiz xsize aggs(MiB) API RefNum write 65690.56 65690.56 65690.56 0.00 131381.12 131381.12 131381.12 0.00 341.28892 300.05 68728.55 0 280 28 1 1 1 1 0 0 1 10401873920000 524288 22419460.0 POSIX 0 Finished : Tue Jul 14 08:55:42 2020