+ /opt/ddn/mvapich/bin/mpiexec -ppn 4 -np 16 -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 102400 -b 40265318400 -D 120 -a MPIIO -e -g -z -k -o /esfs/jtacquaviva/ioperf/file_write -w + tee -a ./output/COUNT:1#NN:4#PPN:4#API:MPIIO#T:102400.txt IOR-3.0.1: MPI Coordinated Test of Parallel I/O ior WARNING: fsync() only available in POSIX. Using value of 0. Began: Tue Oct 23 16:42:14 2018 Command line used: /esfs/jtacquaviva/software/install/ior/git-ddn/bin/ior -i 3 -s 1 -t 102400 -b 40265318400 -D 120 -a MPIIO -e -g -z -k -o /esfs/jtacquaviva/ioperf/file_write -w Machine: Linux isc17-c04 Test 0 started: Tue Oct 23 16:42:14 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 = 16 (4 per node) repetitions = 3 xfersize = 102400 bytes blocksize = 37.50 GiB aggregate filesize = 600 GiB Using stonewalling = 120 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 = 644244787200. WARNING: Using actual aggregate bytes moved = 33528627200. write 265.42 39321600 100.00 0.020465 120.45 0.000569 120.47 0 WARNING: Expected aggregate file size = 644245094400. WARNING: Stat() of aggregate file size = 644238336000. WARNING: Using actual aggregate bytes moved = 34003046400. write 268.91 39321600 100.00 0.002097 120.59 0.000756 120.59 1 WARNING: Expected aggregate file size = 644245094400. WARNING: Stat() of aggregate file size = 644244582400. WARNING: Using actual aggregate bytes moved = 33401344000. write 264.50 39321600 100.00 0.002320 120.43 0.000827 120.43 2 Max Write: 268.91 MiB/sec (281.97 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 268.91 264.50 266.28 1.90 120.49698 0 16 4 3 0 0 1 0 0 1 40265318400 102400 33528627200 MPIIO 0 Finished: Tue Oct 23 16:48:18 2018 + /opt/ddn/mvapich/bin/mpiexec -ppn 4 -np 16 -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/git/ime-evaluation/drop_caches.sh + /opt/ddn/mvapich/bin/mpiexec -ppn 4 -np 16 -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 102400 -b 40265318400 -D 120 -a MPIIO -e -g -z -k -o /esfs/jtacquaviva/file_read -r + tee -a ./output/COUNT:1#NN:4#PPN:4#API:MPIIO#T:102400.txt IOR-3.0.1: MPI Coordinated Test of Parallel I/O ior WARNING: fsync() only available in POSIX. Using value of 0. Began: Tue Oct 23 16:48:29 2018 Command line used: /esfs/jtacquaviva/software/install/ior/git-ddn/bin/ior -i 3 -s 1 -t 102400 -b 40265318400 -D 120 -a MPIIO -e -g -z -k -o /esfs/jtacquaviva/file_read -r Machine: Linux isc17-c04 Test 0 started: Tue Oct 23 16:48:29 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 = 16 (4 per node) repetitions = 3 xfersize = 102400 bytes blocksize = 37.50 GiB aggregate filesize = 600 GiB Using stonewalling = 120 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 = 4517768724480. WARNING: Using actual aggregate bytes moved = 20974080000. read 166.16 39321600 100.00 0.021844 120.36 0.000895 120.38 0 WARNING: Expected aggregate file size = 644245094400. WARNING: Stat() of aggregate file size = 4517768724480. WARNING: Using actual aggregate bytes moved = 21722624000. read 172.13 39321600 100.00 0.001451 120.35 0.000886 120.36 1 WARNING: Expected aggregate file size = 644245094400. WARNING: Stat() of aggregate file size = 4517768724480. WARNING: Using actual aggregate bytes moved = 22202163200. read 175.91 39321600 100.00 0.001512 120.37 0.000953 120.37 2 Max Read: 175.91 MiB/sec (184.45 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 175.91 166.16 171.40 4.01 120.36819 0 16 4 3 0 0 1 0 0 1 40265318400 102400 20974080000 MPIIO 0 Finished: Tue Oct 23 16:54:30 2018 + set +x /esfs/jtacquaviva/ioperf stripe_count: 8 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: 3 obdidx objid objid group 3 12490049 0xbe9541 0 5 12382113 0xbcefa1 0 6 12595367 0xc030a7 0 0 12423757 0xbd924d 0 2 12570103 0xbfcdf7 0 4 12511841 0xbeea61 0 7 12460469 0xbe21b5 0 1 12641746 0xc0e5d2 0