+ /opt/ddn/mvapich/bin/mpiexec -ppn 8 -np 8 -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 16384 -b 17647534080 -D 120 -a POSIX -F -e -g -z -k -o /esfs/jtacquaviva/ioperf/file_write -w + tee -a ./output/COUNT:1#NN:1#PPN:8#API:POSIX#T:16384.txt IOR-3.0.1: MPI Coordinated Test of Parallel I/O Began: Mon Oct 22 22:51:16 2018 Command line used: /esfs/jtacquaviva/software/install/ior/git-ddn/bin/ior -i 3 -s 1 -t 16384 -b 17647534080 -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 22:51:16 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 = 8 (8 per node) repetitions = 3 xfersize = 16384 bytes blocksize = 16.44 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 ------ --------- ---------- --------- -------- -------- -------- -------- ---- WARNING: Expected aggregate file size = 141180272640. WARNING: Stat() of aggregate file size = 141178634240. WARNING: Using actual aggregate bytes moved = 32019611648. write 234.47 17233920 16.00 0.001957 130.23 0.000285 130.23 0 WARNING: Expected aggregate file size = 141180272640. WARNING: Stat() of aggregate file size = 141179027456. WARNING: Using actual aggregate bytes moved = 31119147008. write 229.00 17233920 16.00 0.018787 129.58 0.000220 129.60 1 WARNING: Expected aggregate file size = 141180272640. WARNING: Stat() of aggregate file size = 141180272640. WARNING: Using actual aggregate bytes moved = 31432753152. write 226.90 17233920 16.00 0.001744 132.11 0.000247 132.11 2 Max Write: 234.47 MiB/sec (245.86 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 234.47 226.90 230.12 3.19 130.64780 0 8 8 3 1 0 1 0 0 1 17647534080 16384 32019611648 POSIX 0 Finished: Mon Oct 22 22:57:53 2018