+ /opt/ddn/mvapich/bin/mpiexec -ppn 4 -np 4 -genv MV2_NUM_HCAS 1 -genv MV2_CPU_BINDING_LEVEL core -genv MV2_CPU_BINDING_POLICY scatter --hosts isc17-c04 /esfs/jtacquaviva/git/ime-evaluation/drop_caches.sh + tee -a ./output/COUNT:1#NN:1#PPN:4#API:POSIX#T:10485760.txt + /opt/ddn/mvapich/bin/mpiexec -ppn 4 -np 4 -genv MV2_NUM_HCAS 1 -genv MV2_CPU_BINDING_LEVEL core -genv MV2_CPU_BINDING_POLICY scatter --hosts isc17-c04 /esfs/jtacquaviva/software/install/ior/git-ddn/bin/ior -i 3 -s 1 -t 10485760 -b 35295068160 -D 120 -a POSIX -F -e -g -z -k -o /esfs/jtacquaviva/indread1/file -r IOR-3.0.1: MPI Coordinated Test of Parallel I/O Began: Mon Oct 22 20:44:08 2018 Command line used: /esfs/jtacquaviva/software/install/ior/git-ddn/bin/ior -i 3 -s 1 -t 10485760 -b 35295068160 -D 120 -a POSIX -F -e -g -z -k -o /esfs/jtacquaviva/indread1/file -r Machine: Linux isc17-c04 Test 0 started: Mon Oct 22 20:44:08 2018 Summary: api = POSIX test filename = /esfs/jtacquaviva/indread1/file access = file-per-process ordering in a file = random offsets ordering inter file= no tasks offsets clients = 4 (4 per node) repetitions = 3 xfersize = 10 MiB blocksize = 32.87 GiB aggregate filesize = 131.48 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 = 141180272640. WARNING: Stat() of aggregate file size = 564721090560. WARNING: Using actual aggregate bytes moved = 80708894720. read 640.91 34467840 10240 0.000718 120.09 0.000175 120.10 0 WARNING: Expected aggregate file size = 141180272640. WARNING: Stat() of aggregate file size = 564721090560. WARNING: Using actual aggregate bytes moved = 113959239680. read 905.12 34467840 10240 0.000153 120.07 0.000165 120.07 1 WARNING: Expected aggregate file size = 141180272640. WARNING: Stat() of aggregate file size = 564721090560. WARNING: Using actual aggregate bytes moved = 141180272640. read 1501.27 34467840 10240 0.000197 89.68 0.000169 89.68 2 Max Read: 1501.27 MiB/sec (1574.19 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 1501.27 640.91 1015.77 359.85 109.95041 0 4 4 3 1 0 1 0 0 1 35295068160 10485760 80708894720 POSIX 0 Finished: Mon Oct 22 20:49:38 2018 + set +x /esfs/jtacquaviva/ioperf stripe_count: 2 stripe_size: 1048576 stripe_offset: -1 /esfs/jtacquaviva/ioperf/file_write.00000002 lmm_stripe_count: 2 lmm_stripe_size: 1048576 lmm_pattern: 1 lmm_layout_gen: 0 lmm_stripe_offset: 5 obdidx objid objid group 5 12378572 0xbce1cc 0 6 12591835 0xc022db 0 /esfs/jtacquaviva/ioperf/file_write.00000000 lmm_stripe_count: 2 lmm_stripe_size: 1048576 lmm_pattern: 1 lmm_layout_gen: 0 lmm_stripe_offset: 7 obdidx objid objid group 7 12456930 0xbe13e2 0 1 12638205 0xc0d7fd 0 /esfs/jtacquaviva/ioperf/file_write.00000003 lmm_stripe_count: 2 lmm_stripe_size: 1048576 lmm_pattern: 1 lmm_layout_gen: 0 lmm_stripe_offset: 2 obdidx objid objid group 2 12566573 0xbfc02d 0 4 12508290 0xbedc82 0 /esfs/jtacquaviva/ioperf/file_write.00000001 lmm_stripe_count: 2 lmm_stripe_size: 1048576 lmm_pattern: 1 lmm_layout_gen: 0 lmm_stripe_offset: 6 obdidx objid objid group 6 12591834 0xc022da 0 0 12420220 0xbd847c 0