+ /opt/ddn/mvapich/bin/mpiexec -ppn 8 -np 128 -genv MV2_NUM_HCAS 1 -genv MV2_CPU_BINDING_LEVEL core -genv MV2_CPU_BINDING_POLICY scatter --hosts isc17-c01,isc17-c02,isc17-c03,isc17-c04,isc17-c05,isc17-c06,isc17-c07,isc17-c08,isc17-c09,isc17-c11,isc17-c12,isc17-c13,isc17-c14,isc17-c15,isc17-c18,isc17-c22 /esfs/jtacquaviva/software/install/ior/git-ddn/bin/ior -i 3 -s 1 -t 1048576 -b 17647534080 -D 120 -a MPIIO -e -g -z -k -o /esfs/jtacquaviva/ioperf/file_write -w + tee -a ./output/COUNT:1#NN:16#PPN:8#API:MPIIO#T:1048576.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 08:43:13 2018 Command line used: /esfs/jtacquaviva/software/install/ior/git-ddn/bin/ior -i 3 -s 1 -t 1048576 -b 17647534080 -D 120 -a MPIIO -e -g -z -k -o /esfs/jtacquaviva/ioperf/file_write -w Machine: Linux isc17-c01 Test 0 started: Tue Oct 23 08:43:13 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 = 128 (8 per node) repetitions = 3 xfersize = 1 MiB blocksize = 16.44 GiB aggregate filesize = 2103.75 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 = 2258884362240. WARNING: Stat() of aggregate file size = 2258880167936. WARNING: Using actual aggregate bytes moved = 533859401728. write 4218 17233920 1024.00 0.502268 120.20 0.002527 120.70 0 WARNING: Expected aggregate file size = 2258884362240. WARNING: Stat() of aggregate file size = 2258882265088. WARNING: Using actual aggregate bytes moved = 532963917824. write 4225 17233920 1024.00 0.091345 120.21 0.000960 120.30 1 WARNING: Expected aggregate file size = 2258884362240. WARNING: Stat() of aggregate file size = 2258877022208. WARNING: Using actual aggregate bytes moved = 529912561664. write 4204 17233920 1024.00 0.011866 120.21 0.001168 120.22 2 Max Write: 4225.05 MiB/sec (4430.29 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 4225.05 4203.61 4215.56 8.92 120.40826 0 128 8 3 0 0 1 0 0 1 17647534080 1048576 533859401728 MPIIO 0 Finished: Tue Oct 23 08:49:20 2018 + /opt/ddn/mvapich/bin/mpiexec -ppn 8 -np 128 -genv MV2_NUM_HCAS 1 -genv MV2_CPU_BINDING_LEVEL core -genv MV2_CPU_BINDING_POLICY scatter --hosts isc17-c01,isc17-c02,isc17-c03,isc17-c04,isc17-c05,isc17-c06,isc17-c07,isc17-c08,isc17-c09,isc17-c11,isc17-c12,isc17-c13,isc17-c14,isc17-c15,isc17-c18,isc17-c22 /esfs/jtacquaviva/git/ime-evaluation/drop_caches.sh + tee -a ./output/COUNT:1#NN:16#PPN:8#API:MPIIO#T:1048576.txt + /opt/ddn/mvapich/bin/mpiexec -ppn 8 -np 128 -genv MV2_NUM_HCAS 1 -genv MV2_CPU_BINDING_LEVEL core -genv MV2_CPU_BINDING_POLICY scatter --hosts isc17-c01,isc17-c02,isc17-c03,isc17-c04,isc17-c05,isc17-c06,isc17-c07,isc17-c08,isc17-c09,isc17-c11,isc17-c12,isc17-c13,isc17-c14,isc17-c15,isc17-c18,isc17-c22 /esfs/jtacquaviva/software/install/ior/git-ddn/bin/ior -i 3 -s 1 -t 1048576 -b 17647534080 -D 120 -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: Tue Oct 23 08:49:44 2018 Command line used: /esfs/jtacquaviva/software/install/ior/git-ddn/bin/ior -i 3 -s 1 -t 1048576 -b 17647534080 -D 120 -a MPIIO -e -g -z -k -o /esfs/jtacquaviva/file_read -r Machine: Linux isc17-c01 Test 0 started: Tue Oct 23 08:49:44 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 = 128 (8 per node) repetitions = 3 xfersize = 1 MiB blocksize = 16.44 GiB aggregate filesize = 2103.75 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 = 2258884362240. WARNING: Stat() of aggregate file size = 4517768724480. WARNING: Using actual aggregate bytes moved = 234833838080. read 1854.44 17233920 1024.00 0.572369 120.20 0.006264 120.77 0 WARNING: Expected aggregate file size = 2258884362240. WARNING: Stat() of aggregate file size = 4517768724480. WARNING: Using actual aggregate bytes moved = 237358809088. read 1882.75 17233920 1024.00 0.009623 120.22 0.006211 120.23 1 WARNING: Expected aggregate file size = 2258884362240. WARNING: Stat() of aggregate file size = 4517768724480. WARNING: Using actual aggregate bytes moved = 238922235904. read 1895.51 17233920 1024.00 0.009305 120.20 0.006212 120.21 2 Max Read: 1895.51 MiB/sec (1987.58 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 1895.51 1854.44 1877.57 17.16 120.40146 0 128 8 3 0 0 1 0 0 1 17647534080 1048576 234833838080 MPIIO 0 Finished: Tue Oct 23 08:55:45 2018 + set +x /esfs/jtacquaviva/ioperf stripe_count: 32 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: 6 obdidx objid objid group 6 12593532 0xc0297c 0 0 12421922 0xbd8b22 0 2 12568270 0xbfc6ce 0 4 12510003 0xbee333 0 7 12458631 0xbe1a87 0 1 12639904 0xc0dea0 0 3 12488208 0xbe8e10 0 5 12380274 0xbce872 0