+ /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 16384 -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: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: Tue Oct 23 17:58:56 2018 Command line used: /esfs/jtacquaviva/software/install/ior/git-ddn/bin/ior -i 3 -s 1 -t 16384 -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 17:58:56 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 = 16384 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 = 644243587072. WARNING: Using actual aggregate bytes moved = 6858686464. write 53.46 19660800 16.00 0.010894 122.35 0.000400 122.36 0 WARNING: Expected aggregate file size = 644245094400. WARNING: Stat() of aggregate file size = 644243652608. WARNING: Using actual aggregate bytes moved = 6952583168. write 54.20 19660800 16.00 0.006475 122.32 0.000468 122.33 1 WARNING: Expected aggregate file size = 644245094400. WARNING: Stat() of aggregate file size = 644244602880. WARNING: Using actual aggregate bytes moved = 6846709760. write 53.45 19660800 16.00 0.002086 122.16 0.000515 122.16 2 Max Write: 54.20 MiB/sec (56.83 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 54.20 53.45 53.70 0.35 122.28277 0 32 8 3 0 0 1 0 0 1 20132659200 16384 6858686464 MPIIO 0 Finished: Tue Oct 23 18:05:04 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 16384 -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: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: Tue Oct 23 18:05:13 2018 Command line used: /esfs/jtacquaviva/software/install/ior/git-ddn/bin/ior -i 3 -s 1 -t 16384 -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 18:05:13 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 = 16384 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 = 7268204544. read 56.75 19660800 16.00 0.010304 122.13 0.002476 122.14 0 WARNING: Expected aggregate file size = 644245094400. WARNING: Stat() of aggregate file size = 4517768724480. WARNING: Using actual aggregate bytes moved = 7386972160. read 57.68 19660800 16.00 0.002667 122.13 0.001126 122.13 1 WARNING: Expected aggregate file size = 644245094400. WARNING: Stat() of aggregate file size = 4517768724480. WARNING: Using actual aggregate bytes moved = 7405846528. read 57.83 19660800 16.00 0.002670 122.12 0.001154 122.13 2 Max Read: 57.83 MiB/sec (60.64 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 57.83 56.75 57.42 0.48 122.13088 0 32 8 3 0 0 1 0 0 1 20132659200 16384 7268204544 MPIIO 0 Finished: Tue Oct 23 18:11:20 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: 7 obdidx objid objid group 7 12460610 0xbe2242 0 1 12641888 0xc0e660 0 3 12490189 0xbe95cd 0 5 12382253 0xbcf02d 0 6 12595509 0xc03135 0 0 12423899 0xbd92db 0 2 12570243 0xbfce83 0 4 12511981 0xbeeaed 0