+ /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 1048576 -b 70590136320 -D 120 -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:1048576.txt IOR-3.0.1: MPI Coordinated Test of Parallel I/O Began: Mon Oct 22 22:05:54 2018 Command line used: /esfs/jtacquaviva/software/install/ior/git-ddn/bin/ior -i 3 -s 1 -t 1048576 -b 70590136320 -D 120 -a POSIX -F -e -g -z -k -o /esfs/jtacquaviva/ioperf/file_write -w Machine: Linux isc17-c04 Test 0 started: Mon Oct 22 22:05:54 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 = 1 MiB blocksize = 65.74 GiB aggregate filesize = 131.48 GiB Using stonewalling = 120 second(s) access bw(MiB/s) block(KiB) xfer(KiB) open(s) wr/rd(s) close(s) total(s) iter ------ --------- ---------- --------- -------- -------- -------- -------- ---- write 2040.06 68935680 1024.00 0.000439 66.00 0.000176 66.00 0 write 2420.07 68935680 1024.00 0.000691 55.63 0.000173 55.63 1 write 2502.54 68935680 1024.00 0.000652 53.80 0.000160 53.80 2 Max Write: 2502.54 MiB/sec (2624.11 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 2502.54 2040.06 2320.89 201.41 58.47800 0 2 2 3 1 0 1 0 0 1 70590136320 1048576 141180272640 POSIX 0 Finished: Mon Oct 22 22:08:54 2018