+ /opt/ddn/mvapich/bin/mpiexec -ppn 2 -np 8 -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 10485760 -b 80530636800 -D 120 -a MPIIO -e -g -z -k -o /esfs/jtacquaviva/ioperf/file_write -w + tee -a ./output/COUNT:1#NN:4#PPN:2#API:MPIIO#T:10485760.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 12:55:32 2018 Command line used: /esfs/jtacquaviva/software/install/ior/git-ddn/bin/ior -i 3 -s 1 -t 10485760 -b 80530636800 -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 12:55:32 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 (2 per node) repetitions = 3 xfersize = 10 MiB blocksize = 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 = 644234608640. WARNING: Using actual aggregate bytes moved = 179159695360. write 1420.25 78643200 10240 0.007930 120.29 0.006416 120.30 0 WARNING: Expected aggregate file size = 644245094400. WARNING: Stat() of aggregate file size = 644182179840. WARNING: Using actual aggregate bytes moved = 176527769600. write 1348.98 78643200 10240 4.57 120.23 0.000428 124.80 1 WARNING: Expected aggregate file size = 644245094400. WARNING: Stat() of aggregate file size = 644213637120. WARNING: Using actual aggregate bytes moved = 174766161920. write 1383.91 78643200 10240 0.158274 120.28 0.000552 120.43 2 Max Write: 1420.25 MiB/sec (1489.24 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 1420.25 1348.98 1384.38 29.10 121.84475 0 8 2 3 0 0 1 0 0 1 80530636800 10485760 179159695360 MPIIO 0 Finished: Tue Oct 23 13:01:47 2018 + /opt/ddn/mvapich/bin/mpiexec -ppn 2 -np 8 -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 2 -np 8 -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 10485760 -b 80530636800 -D 120 -a MPIIO -e -g -z -k -o /esfs/jtacquaviva/file_read -r + tee -a ./output/COUNT:1#NN:4#PPN:2#API:MPIIO#T:10485760.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 13:01:58 2018 Command line used: /esfs/jtacquaviva/software/install/ior/git-ddn/bin/ior -i 3 -s 1 -t 10485760 -b 80530636800 -D 120 -a MPIIO -e -g -z -k -o /esfs/jtacquaviva/file_read -r Machine: Linux isc17-c04 Test 0 started: Tue Oct 23 13:01:58 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 (2 per node) repetitions = 3 xfersize = 10 MiB blocksize = 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 = 197813862400. read 1569.28 78643200 10240 0.136744 120.07 0.011313 120.21 0 WARNING: Expected aggregate file size = 644245094400. WARNING: Stat() of aggregate file size = 4517768724480. WARNING: Using actual aggregate bytes moved = 201053962240. read 1597.15 78643200 10240 0.004045 120.05 0.003663 120.05 1 WARNING: Expected aggregate file size = 644245094400. WARNING: Stat() of aggregate file size = 4517768724480. WARNING: Using actual aggregate bytes moved = 202113024000. read 1605.54 78643200 10240 0.004049 120.05 0.003656 120.05 2 Max Read: 1605.54 MiB/sec (1683.53 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 1605.54 1569.28 1590.66 15.50 120.10623 0 8 2 3 0 0 1 0 0 1 80530636800 10485760 197813862400 MPIIO 0 Finished: Tue Oct 23 13:07:58 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: 4 obdidx objid objid group 4 12511331 0xbee863 0 7 12459962 0xbe1fba 0 1 12641240 0xc0e3d8 0 3 12489543 0xbe9347 0 5 12381605 0xbceda5 0 6 12594861 0xc02ead 0 0 12423253 0xbd9055 0 2 12569595 0xbfcbfb 0