+ /opt/ddn/mvapich/bin/mpiexec -ppn 8 -np 64 -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,isc17-c08,isc17-c09,isc17-c11,isc17-c12 /esfs/jtacquaviva/software/install/ior/git-ddn/bin/ior -i 3 -s 1 -t 16384 -b 20132659200 -D 60 -a MPIIO -e -g -z -k -o /esfs/jtacquaviva/ioperf/file_write -w + tee -a ./output/COUNT:1#NN:8#PPN:8#API:MPIIO#T:16384.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 06:32:43 2018 Command line used: /esfs/jtacquaviva/software/install/ior/git-ddn/bin/ior -i 3 -s 1 -t 16384 -b 20132659200 -D 60 -a MPIIO -e -g -z -k -o /esfs/jtacquaviva/ioperf/file_write -w Machine: Linux isc17-c04 Test 0 started: Wed Oct 24 06:32:43 2018 Summary: api = MPIIO (version=3, subversion=0) test filename = /esfs/jtacquaviva/ioperf/file_write access = single-shared-file ordering in a file = random offsets ordering inter file= no tasks offsets clients = 64 (8 per node) repetitions = 3 xfersize = 16384 bytes blocksize = 18.75 GiB aggregate filesize = 1200 GiB Using stonewalling = 60 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 = 1288490188800. WARNING: Stat() of aggregate file size = 1288485191680. WARNING: Using actual aggregate bytes moved = 4896669696. write 72.60 19660800 16.00 0.016341 64.30 0.000661 64.32 0 WARNING: Expected aggregate file size = 1288490188800. WARNING: Stat() of aggregate file size = 1288486846464. WARNING: Using actual aggregate bytes moved = 4818714624. write 71.58 19660800 16.00 0.002185 64.20 0.000805 64.20 1 WARNING: Expected aggregate file size = 1288490188800. WARNING: Stat() of aggregate file size = 1288489058304. WARNING: Using actual aggregate bytes moved = 4859789312. write 72.16 19660800 16.00 0.002538 64.23 0.000916 64.23 2 Max Write: 72.60 MiB/sec (76.13 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 write 72.60 71.58 72.11 0.42 64.24925 0 64 8 3 0 0 1 0 0 1 20132659200 16384 4896669696 MPIIO 0 Finished: Wed Oct 24 06:35:56 2018 + /opt/ddn/mvapich/bin/mpiexec -ppn 8 -np 64 -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,isc17-c08,isc17-c09,isc17-c11,isc17-c12 /esfs/jtacquaviva/git/ime-evaluation/drop_caches.sh + tee -a ./output/COUNT:1#NN:8#PPN:8#API:MPIIO#T:16384.txt + /opt/ddn/mvapich/bin/mpiexec -ppn 8 -np 64 -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,isc17-c08,isc17-c09,isc17-c11,isc17-c12 /esfs/jtacquaviva/software/install/ior/git-ddn/bin/ior -i 3 -s 1 -t 16384 -b 20132659200 -D 60 -a MPIIO -e -g -z -k -o /esfs/jtacquaviva/file_read -r 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 06:36:04 2018 Command line used: /esfs/jtacquaviva/software/install/ior/git-ddn/bin/ior -i 3 -s 1 -t 16384 -b 20132659200 -D 60 -a MPIIO -e -g -z -k -o /esfs/jtacquaviva/file_read -r Machine: Linux isc17-c04 Test 0 started: Wed Oct 24 06:36:04 2018 Summary: api = MPIIO (version=3, subversion=0) test filename = /esfs/jtacquaviva/file_read access = single-shared-file ordering in a file = random offsets ordering inter file= no tasks offsets clients = 64 (8 per node) repetitions = 3 xfersize = 16384 bytes blocksize = 18.75 GiB aggregate filesize = 1200 GiB Using stonewalling = 60 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 = 1288490188800. WARNING: Stat() of aggregate file size = 4517768724480. WARNING: Using actual aggregate bytes moved = 5439520768. read 80.81 19660800 16.00 0.023834 64.17 0.004831 64.19 0 WARNING: Expected aggregate file size = 1288490188800. WARNING: Stat() of aggregate file size = 4517768724480. WARNING: Using actual aggregate bytes moved = 5462327296. read 81.18 19660800 16.00 0.006555 64.16 0.007248 64.17 1 WARNING: Expected aggregate file size = 1288490188800. WARNING: Stat() of aggregate file size = 4517768724480. WARNING: Using actual aggregate bytes moved = 5475713024. read 81.36 19660800 16.00 0.006923 64.18 0.004780 64.18 2 Max Read: 81.36 MiB/sec (85.32 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 81.36 80.81 81.12 0.23 64.18069 0 64 8 3 0 0 1 0 0 1 20132659200 16384 5439520768 MPIIO 0 Finished: Wed Oct 24 06:39:16 2018 + set +x /esfs/jtacquaviva/ioperf stripe_count: 16 stripe_size: 1048576 stripe_offset: -1 /esfs/jtacquaviva/ioperf/file_write lmm_stripe_count: 8 lmm_stripe_size: 1048576 lmm_pattern: 1 lmm_layout_gen: 0 lmm_stripe_offset: 2 obdidx objid objid group 2 12574801 0xbfe051 0 4 12516528 0xbefcb0 0 7 12465158 0xbe3406 0 1 12646443 0xc0f82b 0 3 12494746 0xbea79a 0 5 12386810 0xbd01fa 0 6 12600050 0xc042f2 0 0 12428454 0xbda4a6 0