+ /opt/ddn/mvapich/bin/mpiexec -ppn 1 -np 16 -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,isc17-c13,isc17-c14,isc17-c15,isc17-c18,isc17-c22,isc17-c01,isc17-c02,isc17-c03 /esfs/jtacquaviva/software/install/ior/git-ddn/bin/ior -i 3 -s 1 -t 16384 -b 161061273600 -D 60 -a MPIIO -e -g -z -k -o /esfs/jtacquaviva/ioperf/file_write -w + tee -a ./output/COUNT:1#NN:16#PPN:1#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 21:59:32 2018 Command line used: /esfs/jtacquaviva/software/install/ior/git-ddn/bin/ior -i 3 -s 1 -t 16384 -b 161061273600 -D 60 -a MPIIO -e -g -z -k -o /esfs/jtacquaviva/ioperf/file_write -w Machine: Linux isc17-c04 Test 0 started: Tue Oct 23 21:59:32 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 = 16 (1 per node) repetitions = 3 xfersize = 16384 bytes blocksize = 150 GiB aggregate filesize = 2400 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 = 2576980377600. WARNING: Stat() of aggregate file size = 2576980017152. WARNING: Using actual aggregate bytes moved = 3194421248. write 44.22 157286400 16.00 0.014469 68.88 0.000886 68.89 0 WARNING: Expected aggregate file size = 2576980377600. WARNING: Stat() of aggregate file size = 2576977313792. WARNING: Using actual aggregate bytes moved = 3202416640. write 44.29 157286400 16.00 0.002253 68.96 0.000873 68.96 1 WARNING: Expected aggregate file size = 2576980377600. WARNING: Stat() of aggregate file size = 2576941858816. WARNING: Using actual aggregate bytes moved = 3198746624. write 44.28 157286400 16.00 0.002199 68.88 0.000872 68.89 2 Max Write: 44.29 MiB/sec (46.44 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 44.29 44.22 44.26 0.03 68.91342 0 16 1 3 0 0 1 0 0 1 161061273600 16384 3194421248 MPIIO 0 Finished: Tue Oct 23 22:02:59 2018 + /opt/ddn/mvapich/bin/mpiexec -ppn 1 -np 16 -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,isc17-c13,isc17-c14,isc17-c15,isc17-c18,isc17-c22,isc17-c01,isc17-c02,isc17-c03 /esfs/jtacquaviva/git/ime-evaluation/drop_caches.sh + tee -a ./output/COUNT:1#NN:16#PPN:1#API:MPIIO#T:16384.txt + /opt/ddn/mvapich/bin/mpiexec -ppn 1 -np 16 -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,isc17-c13,isc17-c14,isc17-c15,isc17-c18,isc17-c22,isc17-c01,isc17-c02,isc17-c03 /esfs/jtacquaviva/software/install/ior/git-ddn/bin/ior -i 3 -s 1 -t 16384 -b 161061273600 -D 60 -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 22:03:01 2018 Command line used: /esfs/jtacquaviva/software/install/ior/git-ddn/bin/ior -i 3 -s 1 -t 16384 -b 161061273600 -D 60 -a MPIIO -e -g -z -k -o /esfs/jtacquaviva/file_read -r Machine: Linux isc17-c04 Test 0 started: Tue Oct 23 22:03:01 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 = 16 (1 per node) repetitions = 3 xfersize = 16384 bytes blocksize = 150 GiB aggregate filesize = 2400 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 = 2576980377600. WARNING: Stat() of aggregate file size = 4517768724480. WARNING: Using actual aggregate bytes moved = 1819131904. read 25.22 157286400 16.00 0.011761 68.76 0.001092 68.78 0 WARNING: Expected aggregate file size = 2576980377600. WARNING: Stat() of aggregate file size = 4517768724480. WARNING: Using actual aggregate bytes moved = 1824178176. read 25.30 157286400 16.00 0.002407 68.75 0.001058 68.75 1 WARNING: Expected aggregate file size = 2576980377600. WARNING: Stat() of aggregate file size = 4517768724480. WARNING: Using actual aggregate bytes moved = 1819475968. read 25.24 157286400 16.00 0.001513 68.75 0.001096 68.75 2 Max Read: 25.30 MiB/sec (26.53 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 25.30 25.22 25.26 0.03 68.76020 0 16 1 3 0 0 1 0 0 1 161061273600 16384 1819131904 MPIIO 0 Finished: Tue Oct 23 22:06:28 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: 3 obdidx objid objid group 3 12491994 0xbe9cda 0 5 12384054 0xbcf736 0 6 12597312 0xc03840 0 0 12425719 0xbd99f7 0 2 12572046 0xbfd58e 0 4 12513785 0xbef1f9 0 7 12462419 0xbe2953 0 1 12643696 0xc0ed70 0