+ /opt/ddn/mvapich/bin/mpiexec -ppn 2 -np 16 -genv MV2_NUM_HCAS 1 -genv MV2_CPU_BINDING_LEVEL core -genv MV2_CPU_BINDING_POLICY scatter --hosts isc17-c04,isc17-c05,isc17-c06,isc17-c07,isc17-c08,isc17-c09,isc17-c11,isc17-c12 /esfs/jtacquaviva/software/install/ior/git-ddn/bin/ior -i 3 -s 1 -t 16384 -b 80530636800 -D 30 -a MPIIO -e -g -z -k -o /esfs/jtacquaviva/sharedread8/file -r + tee -a ./output_v2/COUNT:1#NN:8#PPN:2#API:MPIIO#T:16384#TYPE:read.txt IOR-3.0.1: MPI Coordinated Test of Parallel I/O ior WARNING: fsync() only available in POSIX. Using value of 0. Began: Wed Oct 24 10:35:13 2018 Command line used: /esfs/jtacquaviva/software/install/ior/git-ddn/bin/ior -i 3 -s 1 -t 16384 -b 80530636800 -D 30 -a MPIIO -e -g -z -k -o /esfs/jtacquaviva/sharedread8/file -r Machine: Linux isc17-c04 Test 0 started: Wed Oct 24 10:35:13 2018 Summary: api = MPIIO (version=3, subversion=0) test filename = /esfs/jtacquaviva/sharedread8/file access = single-shared-file ordering in a file = random offsets ordering inter file= no tasks offsets clients = 16 (2 per node) repetitions = 3 xfersize = 16384 bytes blocksize = 75 GiB aggregate filesize = 1200 GiB Using stonewalling = 30 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 = 1288490188800. WARNING: Stat() of aggregate file size = 1288490188800. WARNING: Using actual aggregate bytes moved = 1445986304. read 40.13 78643200 16.00 0.008986 34.35 0.006151 34.36 0 WARNING: Expected aggregate file size = 1288490188800. WARNING: Stat() of aggregate file size = 1288490188800. WARNING: Using actual aggregate bytes moved = 1441120256. read 40.01 78643200 16.00 0.001408 34.35 0.000734 34.35 1 WARNING: Expected aggregate file size = 1288490188800. WARNING: Stat() of aggregate file size = 1288490188800. WARNING: Using actual aggregate bytes moved = 1434337280. read 39.82 78643200 16.00 0.001161 34.35 0.000753 34.35 2 Max Read: 40.13 MiB/sec (42.08 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 read 40.13 39.82 39.99 0.13 34.35515 0 16 2 3 0 0 1 0 0 1 80530636800 16384 1445986304 MPIIO 0 Finished: Wed Oct 24 10:36:56 2018 + set +x