+ /opt/ddn/mvapich/bin/mpiexec -ppn 4 -np 8 -genv MV2_NUM_HCAS 1 -genv MV2_CPU_BINDING_LEVEL core -genv MV2_CPU_BINDING_POLICY scatter --hosts isc17-c04,isc17-c05 /esfs/jtacquaviva/software/install/ior/git-ddn/bin/ior -i 3 -s 1 -t 1048576 -b 40265318400 -D 30 -a MPIIO -e -g -z -k -o /esfs/jtacquaviva/sharedread2/file -r + tee -a ./output_v2/COUNT:1#NN:2#PPN:4#API:MPIIO#T:1048576#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 09:04:51 2018 Command line used: /esfs/jtacquaviva/software/install/ior/git-ddn/bin/ior -i 3 -s 1 -t 1048576 -b 40265318400 -D 30 -a MPIIO -e -g -z -k -o /esfs/jtacquaviva/sharedread2/file -r Machine: Linux isc17-c04 Test 0 started: Wed Oct 24 09:04:51 2018 Summary: api = MPIIO (version=3, subversion=0) test filename = /esfs/jtacquaviva/sharedread2/file access = single-shared-file ordering in a file = random offsets ordering inter file= no tasks offsets clients = 8 (4 per node) repetitions = 3 xfersize = 1 MiB blocksize = 37.50 GiB aggregate filesize = 300 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 = 322122547200. WARNING: Stat() of aggregate file size = 322122547200. WARNING: Using actual aggregate bytes moved = 62974328832. read 1999.37 39321600 1024.00 0.003182 30.03 0.000304 30.04 0 WARNING: Expected aggregate file size = 322122547200. WARNING: Stat() of aggregate file size = 322122547200. WARNING: Using actual aggregate bytes moved = 63116935168. read 2002.30 39321600 1024.00 0.000825 30.06 0.000291 30.06 1 WARNING: Expected aggregate file size = 322122547200. WARNING: Stat() of aggregate file size = 322122547200. WARNING: Using actual aggregate bytes moved = 65784512512. read 2089.55 39321600 1024.00 0.000887 30.02 0.000333 30.02 2 Max Read: 2089.55 MiB/sec (2191.06 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 2089.55 1999.37 2030.41 41.84 30.04134 0 8 4 3 0 0 1 0 0 1 40265318400 1048576 62974328832 MPIIO 0 Finished: Wed Oct 24 09:06:21 2018 + set +x