+ /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 1048576 -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: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 09:40:31 2018 Command line used: /esfs/jtacquaviva/software/install/ior/git-ddn/bin/ior -i 3 -s 1 -t 1048576 -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 09:40:31 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 = 1 MiB 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 = 13345226752. read 422.87 157286400 1024.00 0.007052 30.09 0.000558 30.10 0 WARNING: Expected aggregate file size = 644245094400. WARNING: Stat() of aggregate file size = 644245094400. WARNING: Using actual aggregate bytes moved = 13321109504. read 422.80 157286400 1024.00 0.000829 30.05 0.000458 30.05 1 WARNING: Expected aggregate file size = 644245094400. WARNING: Stat() of aggregate file size = 644245094400. WARNING: Using actual aggregate bytes moved = 13317963776. read 422.60 157286400 1024.00 0.000798 30.05 0.000464 30.05 2 Max Read: 422.87 MiB/sec (443.42 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 422.87 422.60 422.76 0.12 30.06602 0 4 1 3 0 0 1 0 0 1 161061273600 1048576 13345226752 MPIIO 0 Finished: Wed Oct 24 09:42:01 2018 + set +x