+ /opt/ddn/mvapich/bin/mpiexec -ppn 6 -np 6 -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 16384 -b 26843545600 -D 30 -a MPIIO -e -g -z -k -o /esfs/jtacquaviva/sharedread1/file -r + tee -a ./output_v2/COUNT:1#NN:1#PPN:6#API:MPIIO#T:16384#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 08:51:24 2018 Command line used: /esfs/jtacquaviva/software/install/ior/git-ddn/bin/ior -i 3 -s 1 -t 16384 -b 26843545600 -D 30 -a MPIIO -e -g -z -k -o /esfs/jtacquaviva/sharedread1/file -r Machine: Linux isc17-c04 Test 0 started: Wed Oct 24 08:51:24 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 = 6 (6 per node) repetitions = 3 xfersize = 16384 bytes blocksize = 25 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 = 2514714624. read 78.63 26214400 16.00 0.002352 30.50 0.000221 30.50 0 WARNING: Expected aggregate file size = 161061273600. WARNING: Stat() of aggregate file size = 161061273600. WARNING: Using actual aggregate bytes moved = 2557575168. read 79.96 26214400 16.00 0.000893 30.50 0.000179 30.50 1 WARNING: Expected aggregate file size = 161061273600. WARNING: Stat() of aggregate file size = 161061273600. WARNING: Using actual aggregate bytes moved = 2575958016. read 80.55 26214400 16.00 0.000921 30.50 0.000164 30.50 2 Max Read: 80.55 MiB/sec (84.47 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 80.55 78.63 79.72 0.80 30.49964 0 6 6 3 0 0 1 0 0 1 26843545600 16384 2514714624 MPIIO 0 Finished: Wed Oct 24 08:52:55 2018 + set +x