+ /opt/ddn/mvapich/bin/mpiexec -ppn 6 -np 48 -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,isc17-c08,isc17-c09,isc17-c11,isc17-c12 /esfs/jtacquaviva/software/install/ior/git-ddn/bin/ior -i 3 -s 1 -t 10485760 -b 26843545600 -D 60 -a MPIIO -e -g -z -k -o /esfs/jtacquaviva/ioperf/file_write -w + tee -a ./output/COUNT:1#NN:8#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: Wed Oct 24 03:46:15 2018 Command line used: /esfs/jtacquaviva/software/install/ior/git-ddn/bin/ior -i 3 -s 1 -t 10485760 -b 26843545600 -D 60 -a MPIIO -e -g -z -k -o /esfs/jtacquaviva/ioperf/file_write -w Machine: Linux isc17-c04 Test 0 started: Wed Oct 24 03:46:15 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 = 48 (6 per node) repetitions = 3 xfersize = 10 MiB blocksize = 25 GiB aggregate filesize = 1200 GiB Using stonewalling = 60 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 = 1288490188800. WARNING: Stat() of aggregate file size = 1288427274240. WARNING: Using actual aggregate bytes moved = 203077713920. write 3215.70 26214400 10240 0.015478 60.21 0.000596 60.23 0 WARNING: Expected aggregate file size = 1288490188800. WARNING: Stat() of aggregate file size = 1288217559040. WARNING: Using actual aggregate bytes moved = 195790110720. write 3081.74 26214400 10240 0.176834 60.41 0.000714 60.59 1 WARNING: Expected aggregate file size = 1288490188800. WARNING: Stat() of aggregate file size = 1288469217280. WARNING: Using actual aggregate bytes moved = 202343710720. write 3169.02 26214400 10240 0.021270 60.87 0.000804 60.89 2 Max Write: 3215.70 MiB/sec (3371.90 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 3215.70 3081.74 3155.49 55.52 60.56940 0 48 6 3 0 0 1 0 0 1 26843545600 10485760 203077713920 MPIIO 0 Finished: Wed Oct 24 03:49:22 2018 + /opt/ddn/mvapich/bin/mpiexec -ppn 6 -np 48 -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,isc17-c08,isc17-c09,isc17-c11,isc17-c12 /esfs/jtacquaviva/git/ime-evaluation/drop_caches.sh + /opt/ddn/mvapich/bin/mpiexec -ppn 6 -np 48 -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,isc17-c08,isc17-c09,isc17-c11,isc17-c12 /esfs/jtacquaviva/software/install/ior/git-ddn/bin/ior -i 3 -s 1 -t 10485760 -b 26843545600 -D 60 -a MPIIO -e -g -z -k -o /esfs/jtacquaviva/file_read -r + tee -a ./output/COUNT:1#NN:8#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: Wed Oct 24 03:49:41 2018 Command line used: /esfs/jtacquaviva/software/install/ior/git-ddn/bin/ior -i 3 -s 1 -t 10485760 -b 26843545600 -D 60 -a MPIIO -e -g -z -k -o /esfs/jtacquaviva/file_read -r Machine: Linux isc17-c04 Test 0 started: Wed Oct 24 03:49:41 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 = 48 (6 per node) repetitions = 3 xfersize = 10 MiB blocksize = 25 GiB aggregate filesize = 1200 GiB Using stonewalling = 60 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 = 1288490188800. WARNING: Stat() of aggregate file size = 4517768724480. WARNING: Using actual aggregate bytes moved = 195171450880. read 3089.98 26214400 10240 0.062367 60.17 0.008497 60.24 0 WARNING: Expected aggregate file size = 1288490188800. WARNING: Stat() of aggregate file size = 4517768724480. WARNING: Using actual aggregate bytes moved = 199470612480. read 3163.62 26214400 10240 0.006616 60.13 0.005305 60.13 1 WARNING: Expected aggregate file size = 1288490188800. WARNING: Stat() of aggregate file size = 4517768724480. WARNING: Using actual aggregate bytes moved = 200057815040. read 3171.48 26214400 10240 0.007063 60.16 0.005277 60.16 2 Max Read: 3171.48 MiB/sec (3325.53 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 3171.48 3089.98 3141.69 36.70 60.17508 0 48 6 3 0 0 1 0 0 1 26843545600 10485760 195171450880 MPIIO 0 Finished: Wed Oct 24 03:52:42 2018 + set +x /esfs/jtacquaviva/ioperf stripe_count: 16 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 12515263 0xbef7bf 0 7 12463885 0xbe2f0d 0 1 12645174 0xc0f336 0 3 12493473 0xbea2a1 0 5 12385538 0xbcfd02 0 6 12598783 0xc03dff 0 0 12427191 0xbd9fb7 0 2 12573529 0xbfdb59 0