+ /opt/ddn/mvapich/bin/mpiexec -ppn 6 -np 12 -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 102400 -b 26843545600 -D 30 -a MPIIO -e -g -z -k -o /esfs/jtacquaviva/sharedread2/file -r + tee -a ./output_v2/COUNT:1#NN:2#PPN:6#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 09:16:47 2018 Command line used: /esfs/jtacquaviva/software/install/ior/git-ddn/bin/ior -i 3 -s 1 -t 102400 -b 26843545600 -D 30 -a MPIIO -e -g -z -k -o /esfs/jtacquaviva/sharedread2/file -r Machine: Linux isc17-c04 Test 0 started: Wed Oct 24 09:16:47 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 = 12 (6 per node) repetitions = 3 xfersize = 102400 bytes blocksize = 25 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 = 30751744000. read 970.73 26214400 100.00 0.010923 30.20 0.000444 30.21 0 WARNING: Expected aggregate file size = 322122547200. WARNING: Stat() of aggregate file size = 322122547200. WARNING: Using actual aggregate bytes moved = 33000448000. read 1042.75 26214400 100.00 0.001276 30.18 0.000518 30.18 1 WARNING: Expected aggregate file size = 322122547200. WARNING: Stat() of aggregate file size = 322122547200. WARNING: Using actual aggregate bytes moved = 33717862400. read 1065.32 26214400 100.00 0.001257 30.18 0.000485 30.18 2 Max Read: 1065.32 MiB/sec (1117.07 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 1065.32 970.73 1026.27 40.34 30.19233 0 12 6 3 0 0 1 0 0 1 26843545600 102400 30751744000 MPIIO 0 Finished: Wed Oct 24 09:18:18 2018 + set +x