+ /opt/ddn/mvapich/bin/mpiexec -ppn 1 -np 1 -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 + /opt/ddn/mvapich/bin/mpiexec -ppn 1 -np 1 -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 102400 -b 161061273600 -D 60 -a MPIIO -e -g -z -k -o /esfs/jtacquaviva/file_read -r + tee -a ./output/COUNT:1#NN:1#PPN:1#API:MPIIO#T:102400.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 01:26:41 2018 Command line used: /esfs/jtacquaviva/software/install/ior/git-ddn/bin/ior -i 3 -s 1 -t 102400 -b 161061273600 -D 60 -a MPIIO -e -g -z -k -o /esfs/jtacquaviva/file_read -r Machine: Linux isc17-c04 Test 0 started: Wed Oct 24 01:26:41 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 = 1 (1 per node) repetitions = 3 xfersize = 102400 bytes blocksize = 150 GiB aggregate filesize = 150 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 = 161061273600. WARNING: Stat() of aggregate file size = 4517768724480. WARNING: Using actual aggregate bytes moved = 827084800. read 13.12 157286400 100.00 0.001573 60.10 0.000181 60.10 0 WARNING: Expected aggregate file size = 161061273600. WARNING: Stat() of aggregate file size = 4517768724480. WARNING: Using actual aggregate bytes moved = 836710400. read 13.28 157286400 100.00 0.000471 60.10 0.000155 60.10 1 WARNING: Expected aggregate file size = 161061273600. WARNING: Stat() of aggregate file size = 4517768724480. WARNING: Using actual aggregate bytes moved = 855961600. read 13.58 157286400 100.00 0.000498 60.10 0.000212 60.10 2 Max Read: 13.58 MiB/sec (14.24 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 13.58 13.12 13.33 0.19 60.09874 0 1 1 3 0 0 1 0 0 1 161061273600 102400 827084800 MPIIO 0 Finished: Wed Oct 24 01:29:41 2018 + set +x /esfs/jtacquaviva/ioperf stripe_count: 2 stripe_size: 1048576 stripe_offset: -1 /esfs/jtacquaviva/ioperf/file_write lmm_stripe_count: 2 lmm_stripe_size: 1048576 lmm_pattern: 1 lmm_layout_gen: 0 lmm_stripe_offset: 7 obdidx objid objid group 7 12463344 0xbe2cf0 0 1 12644630 0xc0f116 0