+ /opt/ddn/mvapich/bin/mpiexec -ppn 4 -np 8 -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 16384 -b 35295068160 -D 120 -a MPIIO -e -g -z -k -o /esfs/jtacquaviva/ioperf/file_write -w + tee -a ./output/COUNT:1#NN:2#PPN:4#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: Mon Oct 22 19:39:28 2018 Command line used: /esfs/jtacquaviva/software/install/ior/git-ddn/bin/ior -i 3 -s 1 -t 16384 -b 35295068160 -D 120 -a MPIIO -e -g -z -k -o /esfs/jtacquaviva/ioperf/file_write -w Machine: Linux isc17-c04 Test 0 started: Mon Oct 22 19:39:28 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 = 8 (4 per node) repetitions = 3 xfersize = 16384 bytes blocksize = 32.87 GiB aggregate filesize = 262.97 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 = 282360545280. WARNING: Stat() of aggregate file size = 282358628352. WARNING: Using actual aggregate bytes moved = 3452682240. write 27.17 34467840 16.00 0.009034 121.17 0.000358 121.18 0 WARNING: Expected aggregate file size = 282360545280. WARNING: Stat() of aggregate file size = 282359103488. WARNING: Using actual aggregate bytes moved = 3435954176. write 27.06 34467840 16.00 0.001303 121.11 0.000463 121.11 1 WARNING: Expected aggregate file size = 282360545280. WARNING: Stat() of aggregate file size = 282360119296. WARNING: Using actual aggregate bytes moved = 3432136704. write 27.00 34467840 16.00 0.001366 121.25 0.000511 121.25 2 Max Write: 27.17 MiB/sec (28.49 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 27.17 27.00 27.07 0.07 121.18149 0 8 4 3 0 0 1 0 0 1 35295068160 16384 3452682240 MPIIO 0 Finished: Mon Oct 22 19:45:33 2018 + /opt/ddn/mvapich/bin/mpiexec -ppn 4 -np 8 -genv MV2_NUM_HCAS 1 -genv MV2_CPU_BINDING_LEVEL core -genv MV2_CPU_BINDING_POLICY scatter --hosts isc17-c04,isc17-c05 /esfs/jtacquaviva/git/ime-evaluation/drop_caches.sh + /opt/ddn/mvapich/bin/mpiexec -ppn 4 -np 8 -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 16384 -b 35295068160 -D 120 -a MPIIO -e -g -z -k -o /esfs/jtacquaviva/file_read -r + tee -a ./output/COUNT:1#NN:2#PPN:4#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: Mon Oct 22 19:45:39 2018 Command line used: /esfs/jtacquaviva/software/install/ior/git-ddn/bin/ior -i 3 -s 1 -t 16384 -b 35295068160 -D 120 -a MPIIO -e -g -z -k -o /esfs/jtacquaviva/file_read -r Machine: Linux isc17-c04 Test 0 started: Mon Oct 22 19:45:39 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 = 8 (4 per node) repetitions = 3 xfersize = 16384 bytes blocksize = 32.87 GiB aggregate filesize = 262.97 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 = 282360545280. WARNING: Stat() of aggregate file size = 4517768724480. WARNING: Using actual aggregate bytes moved = 2676490240. read 21.09 34467840 16.00 0.007218 121.03 0.000318 121.04 0 WARNING: Expected aggregate file size = 282360545280. WARNING: Stat() of aggregate file size = 4517768724480. WARNING: Using actual aggregate bytes moved = 2702786560. read 21.30 34467840 16.00 0.000894 121.03 0.000365 121.03 1 WARNING: Expected aggregate file size = 282360545280. WARNING: Stat() of aggregate file size = 4517768724480. WARNING: Using actual aggregate bytes moved = 2729377792. read 21.51 34467840 16.00 0.000908 121.02 0.000408 121.02 2 Max Read: 21.51 MiB/sec (22.55 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 21.51 21.09 21.30 0.17 121.03026 0 8 4 3 0 0 1 0 0 1 35295068160 16384 2676490240 MPIIO 0 Finished: Mon Oct 22 19:51:42 2018 + set +x /esfs/jtacquaviva/ioperf stripe_count: 4 stripe_size: 1048576 stripe_offset: -1 /esfs/jtacquaviva/ioperf/file_write lmm_stripe_count: 4 lmm_stripe_size: 1048576 lmm_pattern: 1 lmm_layout_gen: 0 lmm_stripe_offset: 2 obdidx objid objid group 2 12566554 0xbfc01a 0 4 12508271 0xbedc6f 0 7 12456912 0xbe13d0 0 1 12638185 0xc0d7e9 0