+ /opt/ddn/mvapich/bin/mpiexec -ppn 8 -np 8 -genv MV2_NUM_HCAS 1 -genv MV2_CPU_BINDING_LEVEL core -genv MV2_CPU_BINDING_POLICY scatter --hosts isc17-c04 /esfs/jtacquaviva/software/install/ior/git-ddn/bin/ior -i 3 -s 1 -t 102400 -b 20132659200 -D 30 -a MPIIO -e -g -z -k -o /esfs/jtacquaviva/sharedread1/file -r + tee -a ./output_v2/COUNT:1#NN:1#PPN:8#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 08:38:27 2018 Command line used: /esfs/jtacquaviva/software/install/ior/git-ddn/bin/ior -i 3 -s 1 -t 102400 -b 20132659200 -D 30 -a MPIIO -e -g -z -k -o /esfs/jtacquaviva/sharedread1/file -r Machine: Linux isc17-c04 Test 0 started: Wed Oct 24 08:38:27 2018 Summary: api = MPIIO (version=3, subversion=0) test filename = /esfs/jtacquaviva/sharedread1/file access = single-shared-file ordering in a file = random offsets ordering inter file= no tasks offsets clients = 8 (8 per node) repetitions = 3 xfersize = 102400 bytes blocksize = 18.75 GiB aggregate filesize = 150 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 = 161061273600. WARNING: Stat() of aggregate file size = 161061273600. WARNING: Using actual aggregate bytes moved = 16035737600. read 508.39 19660800 100.00 0.002243 30.08 0.000280 30.08 0 WARNING: Expected aggregate file size = 161061273600. WARNING: Stat() of aggregate file size = 161061273600. WARNING: Using actual aggregate bytes moved = 15484518400. read 490.96 19660800 100.00 0.001064 30.08 0.000186 30.08 1 WARNING: Expected aggregate file size = 161061273600. WARNING: Stat() of aggregate file size = 161061273600. WARNING: Using actual aggregate bytes moved = 15903232000. read 504.19 19660800 100.00 0.001041 30.08 0.000175 30.08 2 Max Read: 508.39 MiB/sec (533.09 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 508.39 490.96 501.18 7.43 30.07996 0 8 8 3 0 0 1 0 0 1 20132659200 102400 16035737600 MPIIO 0 Finished: Wed Oct 24 08:39:57 2018 + set +x