+ /opt/ddn/mvapich/bin/mpiexec -ppn 6 -np 24 -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 26843545600 -D 120 -a MPIIO -e -g -z -k -o /esfs/jtacquaviva/ioperf/file_write -w + tee -a ./output/COUNT:1#NN:4#PPN:6#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 12:06:24 2018 Command line used: /esfs/jtacquaviva/software/install/ior/git-ddn/bin/ior -i 3 -s 1 -t 10485760 -b 26843545600 -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 12:06:24 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 = 24 (6 per node) repetitions = 3 xfersize = 10 MiB blocksize = 25 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 = 644213637120. WARNING: Using actual aggregate bytes moved = 292940677120. write 2320.29 26214400 10240 0.016737 120.39 0.001899 120.40 0 WARNING: Expected aggregate file size = 644245094400. WARNING: Stat() of aggregate file size = 644224122880. WARNING: Using actual aggregate bytes moved = 298770759680. write 2273.79 26214400 10240 4.97 120.34 0.001379 125.31 1 WARNING: Expected aggregate file size = 644245094400. WARNING: Stat() of aggregate file size = 644224122880. WARNING: Using actual aggregate bytes moved = 296694579200. write 2240.13 26214400 10240 6.05 120.26 0.001419 126.31 2 Max Write: 2320.29 MiB/sec (2433.01 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 2320.29 2240.13 2278.07 32.87 124.00765 0 24 6 3 0 0 1 0 0 1 26843545600 10485760 292940677120 MPIIO 0 Finished: Tue Oct 23 12:12:48 2018 + /opt/ddn/mvapich/bin/mpiexec -ppn 6 -np 24 -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 6 -np 24 -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 26843545600 -D 120 -a MPIIO -e -g -z -k -o /esfs/jtacquaviva/file_read -r + tee -a ./output/COUNT:1#NN:4#PPN:6#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 12:13:01 2018 Command line used: /esfs/jtacquaviva/software/install/ior/git-ddn/bin/ior -i 3 -s 1 -t 10485760 -b 26843545600 -D 120 -a MPIIO -e -g -z -k -o /esfs/jtacquaviva/file_read -r Machine: Linux isc17-c04 Test 0 started: Tue Oct 23 12:13:01 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 = 24 (6 per node) repetitions = 3 xfersize = 10 MiB blocksize = 25 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 = 323275980800. read 2564.22 26214400 10240 0.148252 120.08 0.001063 120.23 0 WARNING: Expected aggregate file size = 644245094400. WARNING: Stat() of aggregate file size = 4517768724480. WARNING: Using actual aggregate bytes moved = 328193802240. read 2606.40 26214400 10240 0.002098 120.08 0.000950 120.09 1 WARNING: Expected aggregate file size = 644245094400. WARNING: Stat() of aggregate file size = 4517768724480. WARNING: Using actual aggregate bytes moved = 330972528640. read 2628.57 26214400 10240 0.001938 120.08 0.000912 120.08 2 Max Read: 2628.57 MiB/sec (2756.26 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 2628.57 2564.22 2599.73 26.69 120.13230 0 24 6 3 0 0 1 0 0 1 26843545600 10485760 323275980800 MPIIO 0 Finished: Tue Oct 23 12:19:01 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 12511253 0xbee815 0 7 12459885 0xbe1f6d 0 1 12641163 0xc0e38b 0 3 12489465 0xbe92f9 0 5 12381527 0xbced57 0 6 12594784 0xc02e60 0 0 12423176 0xbd9008 0 2 12569517 0xbfcbad 0