+ /opt/ddn/mvapich/bin/mpiexec -ppn 8 -np 32 -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 20132659200 -D 120 -a MPIIO -e -g -z -k -o /esfs/jtacquaviva/ioperf/file_write -w + tee -a ./output/COUNT:1#NN:4#PPN:8#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 15:51:21 2018 Command line used: /esfs/jtacquaviva/software/install/ior/git-ddn/bin/ior -i 3 -s 1 -t 102400 -b 20132659200 -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 15:51:21 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 = 32 (8 per node) repetitions = 3 xfersize = 102400 bytes blocksize = 18.75 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 = 644243865600. WARNING: Using actual aggregate bytes moved = 40235110400. write 318.37 19660800 100.00 0.011896 120.51 0.000560 120.52 0 WARNING: Expected aggregate file size = 644245094400. WARNING: Stat() of aggregate file size = 644240896000. WARNING: Using actual aggregate bytes moved = 39003648000. write 308.67 19660800 100.00 0.007467 120.50 0.000531 120.51 1 WARNING: Expected aggregate file size = 644245094400. WARNING: Stat() of aggregate file size = 644243353600. WARNING: Using actual aggregate bytes moved = 39161446400. write 309.89 19660800 100.00 0.013143 120.51 0.000584 120.52 2 Max Write: 318.37 MiB/sec (333.83 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 318.37 308.67 312.31 4.31 120.51676 0 32 8 3 0 0 1 0 0 1 20132659200 102400 40235110400 MPIIO 0 Finished: Tue Oct 23 15:57:25 2018 + /opt/ddn/mvapich/bin/mpiexec -ppn 8 -np 32 -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 8 -np 32 -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 20132659200 -D 120 -a MPIIO -e -g -z -k -o /esfs/jtacquaviva/file_read -r + tee -a ./output/COUNT:1#NN:4#PPN:8#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 15:57:40 2018 Command line used: /esfs/jtacquaviva/software/install/ior/git-ddn/bin/ior -i 3 -s 1 -t 102400 -b 20132659200 -D 120 -a MPIIO -e -g -z -k -o /esfs/jtacquaviva/file_read -r Machine: Linux isc17-c04 Test 0 started: Tue Oct 23 15:57:40 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 = 32 (8 per node) repetitions = 3 xfersize = 102400 bytes blocksize = 18.75 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 = 35536179200. read 281.53 19660800 100.00 0.020202 120.36 0.008444 120.38 0 WARNING: Expected aggregate file size = 644245094400. WARNING: Stat() of aggregate file size = 4517768724480. WARNING: Using actual aggregate bytes moved = 36893388800. read 292.32 19660800 100.00 0.005742 120.36 0.004209 120.36 1 WARNING: Expected aggregate file size = 644245094400. WARNING: Stat() of aggregate file size = 4517768724480. WARNING: Using actual aggregate bytes moved = 37524582400. read 297.33 19660800 100.00 0.005775 120.36 0.004299 120.36 2 Max Read: 297.33 MiB/sec (311.77 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 297.33 281.53 290.39 6.59 120.36648 0 32 8 3 0 0 1 0 0 1 20132659200 102400 35536179200 MPIIO 0 Finished: Tue Oct 23 16:03:41 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: 1 obdidx objid objid group 1 12641620 0xc0e554 0 3 12489923 0xbe94c3 0 5 12381987 0xbcef23 0 6 12595241 0xc03029 0 0 12423632 0xbd91d0 0 2 12569977 0xbfcd79 0 4 12511714 0xbee9e2 0 7 12460344 0xbe2138 0