IOR-3.3.0+dev: MPI Coordinated Test of Parallel I/O Began : Sun Nov 10 20:42:43 2019 Command line : /ai/io500-test/2019-11/ppc64le/bin/ior -w -s 1900000 -a POSIX -i 1 -C -Q 1 -g -G 27 -k -e -t 47008 -b 47008 -o /ai/io500-test/2019-11/ppc64le/datafiles/io500.2019.11.10-20.31.07/ior_hard/IOR_file -O stoneWallingStatusFile=/ai/io500-test/2019-11/ppc64le/datafiles/io500.2019.11.10-20.31.07/ior_hard/stonewall -O stoneWallingWearOut=1 -D 300 Machine : Linux bear-pg0305u03a.bear.cluster TestID : 0 StartTime : Sun Nov 10 20:42:43 2019 Path : /ai/io500-test/2019-11/ppc64le/datafiles/io500.2019.11.10-20.31.07/ior_hard FS : 109.5 TiB Used FS: 7.0% Inodes: 147.7 Mi Used Inodes: 18.1% Options: api : POSIX apiVersion : test filename : /ai/io500-test/2019-11/ppc64le/datafiles/io500.2019.11.10-20.31.07/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 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) block(KiB) xfer(KiB) open(s) wr/rd(s) close(s) total(s) iter ------ --------- ---------- --------- -------- -------- -------- -------- ---- stonewalling pairs accessed min: 17772 max: 177425 -- min data: 0.8 GiB mean data: 1.3 GiB time: 300.0s WARNING: Expected aggregate file size = 7145216000000. WARNING: Stat() of aggregate file size = 667231552000. WARNING: Using actual aggregate bytes moved = 667231552000. WARNING: maybe caused by deadlineForStonewalling write 552.52 45.91 45.91 0.034247 1151.62 0.011290 1151.67 0 Max Write: 552.52 MiB/sec (579.36 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 552.52 552.52 552.52 0.00 12324.73 12324.73 12324.73 0.00 1151.66833 300.03 346.48 0 80 8 1 0 1 1 0 0 1900000 47008 47008 636321.6 POSIX 0 Finished : Sun Nov 10 21:01:54 2019