+ /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 10485760 -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:10485760.txt IOR-3.0.1: MPI Coordinated Test of Parallel I/O Began: Mon Oct 22 20:49:39 2018 Command line used: /esfs/jtacquaviva/software/install/ior/git-ddn/bin/ior -i 3 -s 1 -t 10485760 -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 20:49:39 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 = 10 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 2396.14 68935680 10240 0.000421 56.19 0.000192 56.19 0 write 2463.72 68935680 10240 0.002461 54.65 0.000157 54.65 1 write 2537.98 68935680 10240 0.000687 53.05 0.000181 53.05 2 Max Write: 2537.98 MiB/sec (2661.27 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 2537.98 2396.14 2465.95 57.93 54.62977 0 2 2 3 1 0 1 0 0 1 70590136320 10485760 141180272640 POSIX 0 Finished: Mon Oct 22 20:52:28 2018