IOR-3.3.0+dev: MPI Coordinated Test of Parallel I/O Began : Thu Nov 7 13:03:54 2019 Command line : /mnt/cephfs/io500-sc19/bin/ior -w -s 1900000 -a POSIX -i 1 -C -Q 1 -g -G 27 -k -e -t 47008 -b 47008 -o /mnt/cephfs/io500-sc19/datafiles/io500.2019.11.07-12.51.22/ior_hard/IOR_file -O stoneWallingStatusFile=/mnt/cephfs/io500-sc19/datafiles/io500.2019.11.07-12.51.22/ior_hard/stonewall -O stoneWallingWearOut=1 -D 300 Machine : Linux loadgen1 TestID : 0 StartTime : Thu Nov 7 13:03:54 2019 Path : /mnt/cephfs/io500-sc19/datafiles/io500.2019.11.07-12.51.22/ior_hard FS : 48.2 TiB Used FS: 9.3% Inodes: 11.6 Mi Used Inodes: 100.0% Options: api : POSIX apiVersion : test filename : /mnt/cephfs/io500-sc19/datafiles/io500.2019.11.07-12.51.22/ior_hard/IOR_file access : single-shared-file type : independent segments : 1900000 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 : 47008 bytes blocksize : 47008 bytes aggregate filesize : 6.50 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: 101002 max: 133625 -- min data: 4.4 GiB mean data: 5.2 GiB time: 300.0s WARNING: Expected aggregate file size = 7145216000000. WARNING: Stat() of aggregate file size = 502515520000. WARNING: Using actual aggregate bytes moved = 502515520000. WARNING: maybe caused by deadlineForStonewalling write 1299.39 28994 332.12 45.91 45.91 0.103133 368.70 0.019928 368.81 0 Max Write: 1299.39 MiB/sec (1362.51 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 1299.39 1299.39 1299.39 0.00 28984.73 28984.73 28984.73 0.00 368.81488 300.02 1407.44 0 80 8 1 0 1 1 0 0 1900000 47008 47008 479236.2 POSIX 0 Finished : Thu Nov 7 13:10:03 2019