+ /opt/ddn/mvapich/bin/mpiexec -ppn 2 -np 2 -genv MV2_NUM_HCAS 1 -genv MV2_CPU_BINDING_LEVEL core -genv MV2_CPU_BINDING_POLICY scatter --hosts isc17-c04 /esfs/jtacquaviva/software/install/ior/git-ddn/bin/ior -i 3 -s 1 -t 102400 -b 80530636800 -D 60 -a POSIX -F -e -g -z -k -o /esfs/jtacquaviva/ioperf/file_write -w + tee -a ./output/COUNT:1#NN:1#PPN:2#API:POSIX#T:102400.txt IOR-3.0.1: MPI Coordinated Test of Parallel I/O Began: Wed Oct 24 01:42:29 2018 Command line used: /esfs/jtacquaviva/software/install/ior/git-ddn/bin/ior -i 3 -s 1 -t 102400 -b 80530636800 -D 60 -a POSIX -F -e -g -z -k -o /esfs/jtacquaviva/ioperf/file_write -w Machine: Linux isc17-c04 Test 0 started: Wed Oct 24 01:42:29 2018 Summary: api = POSIX test filename = /esfs/jtacquaviva/ioperf/file_write access = file-per-process ordering in a file = random offsets ordering inter file= no tasks offsets clients = 2 (2 per node) repetitions = 3 xfersize = 102400 bytes blocksize = 75 GiB aggregate filesize = 150 GiB Using stonewalling = 60 second(s) access bw(MiB/s) block(KiB) xfer(KiB) open(s) wr/rd(s) close(s) total(s) iter ------ --------- ---------- --------- -------- -------- -------- -------- ---- WARNING: Expected aggregate file size = 161061273600. WARNING: Stat() of aggregate file size = 161061273600. WARNING: Using actual aggregate bytes moved = 30632038400. write 474.39 78643200 100.00 0.000420 61.58 0.000147 61.58 0 WARNING: Expected aggregate file size = 161061273600. WARNING: Stat() of aggregate file size = 161061068800. WARNING: Using actual aggregate bytes moved = 30516838400. write 460.34 78643200 100.00 0.000706 63.22 0.000131 63.22 1 WARNING: Expected aggregate file size = 161061273600. WARNING: Stat() of aggregate file size = 161059430400. WARNING: Using actual aggregate bytes moved = 30322176000. write 454.71 78643200 100.00 0.000663 63.59 0.000250 63.59 2 Max Write: 474.39 MiB/sec (497.43 MB/sec) Summary of all tests: Operation Max(MiB) Min(MiB) Mean(MiB) StdDev Mean(s) Test# #Tasks tPN reps fPP reord reordoff reordrand seed segcnt blksiz xsize aggsize API RefNum write 474.39 454.71 463.15 8.27 62.79877 0 2 2 3 1 0 1 0 0 1 80530636800 102400 30632038400 POSIX 0 Finished: Wed Oct 24 01:45:44 2018