IOR-3.3.0+dev: MPI Coordinated Test of Parallel I/O Began : Thu Nov 7 13:16:07 2019 Command line : /mnt/cephfs/io500-sc19/bin/ior -r -R -t 2m -b 68000m -F -i 1 -C -Q 1 -g -G 27 -k -e -o /mnt/cephfs/io500-sc19/datafiles/io500.2019.11.07-12.51.22/ior_easy/ior_file_easy -O stoneWallingStatusFile=/mnt/cephfs/io500-sc19/datafiles/io500.2019.11.07-12.51.22/ior_easy/stonewall Machine : Linux loadgen1 TestID : 0 StartTime : Thu Nov 7 13:16:07 2019 Path : /mnt/cephfs/io500-sc19/datafiles/io500.2019.11.07-12.51.22/ior_easy FS : 48.1 TiB Used FS: 10.3% Inodes: 14.8 Mi Used Inodes: 100.0% Options: api : POSIX apiVersion : test filename : /mnt/cephfs/io500-sc19/datafiles/io500.2019.11.07-12.51.22/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 : 80 clients per node : 8 repetitions : 1 xfersize : 2 MiB blocksize : 66.41 GiB aggregate filesize : 5.19 TiB Results: access bw(MiB/s) IOPS Latency(s) block(KiB) xfer(KiB) open(s) wr/rd(s) close(s) total(s) iter ------ --------- ---- ---------- ---------- --------- -------- -------- -------- -------- ---- WARNING: Expected aggregate file size = 5704253440000. WARNING: Stat() of aggregate file size = 4911865528320. WARNING: Using actual aggregate bytes moved = 4911865528320. read 7901 4023 0.017121 69632000 2048.00 10.75 582.15 0.031652 592.89 0 Max Read: 7900.78 MiB/sec (8284.57 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 read 7900.78 7900.78 7900.78 0.00 3950.39 3950.39 3950.39 0.00 592.89327 NA NA 0 80 8 1 1 1 1 0 0 1 71303168000 2097152 4684320.0 POSIX 0 Finished : Thu Nov 7 13:26:00 2019