IOR-3.3.0+dev: MPI Coordinated Test of Parallel I/O Began : Thu Nov 14 07:32:46 2019 Command line : /cache/xg17i000/x10007/io500-sc-19/bin/ior -w -t 2048k -b 9920000m -F -i 1 -C -Q 1 -g -G 27 -k -e -o /cache/xg17i000/x10007/io500-sc-19/datafiles/io500.2019.11.14-07.32.14/ior_easy/ior_file_easy -O stoneWallingStatusFile=/cache/xg17i000/x10007/io500-sc-19/datafiles/io500.2019.11.14-07.32.14/ior_easy/stonewall -O stoneWallingWearOut=1 -D 300 Machine : Linux c0468.ofp TestID : 0 StartTime : Thu Nov 14 07:32:46 2019 Path : /cache/1/xg17i000/x10007/io500-sc-19/datafiles/io500.2019.11.14-07.32.14/ior_easy FS : 23597.0 TiB Used FS: 33.9% Inodes: 12312.0 Mi Used Inodes: 14.7% Options: api : POSIX apiVersion : test filename : /cache/xg17i000/x10007/io500-sc-19/datafiles/io500.2019.11.14-07.32.14/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 tasks : 16384 clients per node : 8 repetitions : 1 xfersize : 2 MiB blocksize : 9.46 TiB aggregate filesize : 155000 TiB stonewallingTime : 300 stoneWallingWearOut : 1 Results: access bw(MiB/s) block(KiB) xfer(KiB) open(s) wr/rd(s) close(s) total(s) iter ------ --------- ---------- --------- -------- -------- -------- -------- ---- stonewalling pairs accessed min: 7844 max: 9613 -- min data: 15.3 GiB mean data: 17.3 GiB time: 300.5s WARNING: Expected aggregate file size = 170424302305280000. WARNING: Stat() of aggregate file size = 330300164931584. WARNING: Using actual aggregate bytes moved = 330300164931584. WARNING: maybe caused by deadlineForStonewalling write 939818 10158080000 2048.00 0.562165 334.59 0.017622 335.17 0 Max Write: 939818.47 MiB/sec (985471.09 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 939818.47 939818.47 939818.47 0.00 469909.24 469909.24 469909.24 0.00 335.16982 300.50 964488.40 0 16384 8 1 1 1 1 0 0 1 10401873920000 2097152 314998784.0 POSIX 0 Finished : Thu Nov 14 07:38:22 2019