IOR-3.3.0+dev: MPI Coordinated Test of Parallel I/O Began : Tue May 19 13:15:28 2020 Command line : /home/dkrz/k202079/work/io500-app-final/bin/ior -w -a POSIX -b 9920000m -F -i 1 -C -Q 1 -g -G 27 -k -e -o /mnt/lustre01/work/k20200/k202079/io500-data//2020.05.19-12.12.45-scr/ior_easy/ior_file_easy -O stoneWallingStatusFile=/mnt/lustre01/work/k20200/k202079/io500-data//2020.05.19-12.12.45-scr/ior_easy/stonewall -O stoneWallingWearOut=1 -D 300 Machine : Linux m11404 TestID : 0 StartTime : Tue May 19 13:15:28 2020 Path : /mnt/lustre01/work/k20200/k202079/io500-data/2020.05.19-12.12.45-scr/ior_easy FS : 20835.6 TiB Used FS: 79.3% Inodes: 5974.4 Mi Used Inodes: 8.3% Options: api : POSIX apiVersion : test filename : /mnt/lustre01/work/k20200/k202079/io500-data//2020.05.19-12.12.45-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 : 120 clients per node : 12 repetitions : 1 xfersize : 262144 bytes blocksize : 9.46 TiB aggregate filesize : 1135.25 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: 219328 max: 459957 -- min data: 53.5 GiB mean data: 84.4 GiB time: 301.3s WARNING: Expected aggregate file size = 1248224870400000. WARNING: Stat() of aggregate file size = 14468996136960. WARNING: Using actual aggregate bytes moved = 14468996136960. WARNING: maybe caused by deadlineForStonewalling write 29367 117484 0.000011 10158080000 256.00 0.008928 469.81 0.052646 469.87 0 Max Write: 29367.10 MiB/sec (30793.64 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 29367.10 29367.10 29367.10 0.00 117468.41 117468.41 117468.41 0.00 469.86965 301.35 34412.46 0 120 12 1 1 1 1 0 0 1 10401873920000 262144 13798710.0 POSIX 0 Finished : Tue May 19 13:23:19 2020