+ /opt/ddn/mvapich/bin/mpiexec -ppn 1 -np 4 -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 /esfs/jtacquaviva/software/install/ior/git-ddn/bin/ior -i 3 -s 1 -t 102400 -b 161061273600 -D 30 -a MPIIO -e -g -z -k -o /esfs/jtacquaviva/sharedread4/file -r + tee -a ./output_v2/COUNT:1#NN:4#PPN:1#API:MPIIO#T:102400#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 09:48:58 2018 Command line used: /esfs/jtacquaviva/software/install/ior/git-ddn/bin/ior -i 3 -s 1 -t 102400 -b 161061273600 -D 30 -a MPIIO -e -g -z -k -o /esfs/jtacquaviva/sharedread4/file -r Machine: Linux isc17-c04 Test 0 started: Wed Oct 24 09:48:58 2018 Summary: api = MPIIO (version=3, subversion=0) test filename = /esfs/jtacquaviva/sharedread4/file access = single-shared-file ordering in a file = random offsets ordering inter file= no tasks offsets clients = 4 (1 per node) repetitions = 3 xfersize = 102400 bytes blocksize = 150 GiB aggregate filesize = 600 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 = 644245094400. WARNING: Stat() of aggregate file size = 644245094400. WARNING: Using actual aggregate bytes moved = 1891942400. read 59.30 157286400 100.00 0.008840 30.42 0.002395 30.42 0 WARNING: Expected aggregate file size = 644245094400. WARNING: Stat() of aggregate file size = 644245094400. WARNING: Using actual aggregate bytes moved = 1891737600. read 59.36 157286400 100.00 0.002586 30.39 0.002236 30.39 1 WARNING: Expected aggregate file size = 644245094400. WARNING: Stat() of aggregate file size = 644245094400. WARNING: Using actual aggregate bytes moved = 1912832000. read 59.98 157286400 100.00 0.002620 30.41 0.002246 30.41 2 Max Read: 59.98 MiB/sec (62.90 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 59.98 59.30 59.55 0.31 30.41032 0 4 1 3 0 0 1 0 0 1 161061273600 102400 1891942400 MPIIO 0 Finished: Wed Oct 24 09:50:30 2018 + set +x