-- started at 06/21/2018 19:09:05 -- mdtest-1.9.4-rc1 was launched with 8192 total task(s) on 1024 node(s) Command line used: /var/opt/cray/dws/mounts/batch/5890895_striped_scratch/bin/mdtest -C -F -d -u /var/opt/cray/dws/mounts/batch/5890895_striped_scratch/datafiles/io500.2018.06.21-18.59.50/mdt_easy -n 500 -v -u -L V-1: Entering valid_tests... barriers : True collective_creates : False create_only : True dirpath(s): -u dirs_only : False read_bytes : 0 read_only : False first : 1 files_only : True iterations : 1 items_per_dir : 0 last : 0 leaf_only : True items : 500 nstride : 0 pre_delay : 0 remove_only : True random_seed : 0 stride : 1 shared_file : False time_unique_dir_overhead: False stat_only : False unique_dir_per_task : True write_bytes : 0 sync_file : False depth : 0 V-1: Entering display_freespace... V-1: Entering show_file_system_size... Path: /var/opt/cray/dws/mounts/batch/5890895_striped_scratch FS: 479.5 TiB Used FS: 66.8% Inodes: 98255.8 Mi Used Inodes: 0.0% 8192 tasks, 4096000 files Operation Duration Rate --------- -------- ---- V-1: Entering timestamp... V-1: main: * iteration 1 06/21/2018 19:09:05 * V-1: Entering create_remove_directory_tree, currDepth = 0... V-1: Entering create_remove_directory_tree, currDepth = 1... V-1: main: Tree creation : 0.575 sec, 1.739 ops/sec V-1: Entering file_test... V-1: Entering unique_dir_access... V-1: Entering offset_timers... V-1: Entering create_remove_items, currDepth = 0... V-1: Entering create_remove_items_helper... V-1: Entering offset_timers... V-1: File creation : 287.401 sec, 14251.845 ops/sec V-1: File stat : 0.003 sec, 0.000 ops/sec V-1: File read : 0.001 sec, 0.000 ops/sec V-1: File removal : 0.002 sec, 0.000 ops/sec V-1: Entering summarize_results... SUMMARY: (of 1 iterations) Operation Max Min Mean Std Dev --------- --- --- ---- ------- File creation : 14251.889 14251.889 14251.889 0.000 File stat : 0.000 0.000 0.000 0.000 File read : 0.000 0.000 0.000 0.000 File removal : 0.000 0.000 0.000 0.000 Tree creation : 1.739 1.739 1.739 0.000 Tree removal : 0.000 0.000 0.000 0.000 V-1: Entering timestamp... -- finished at 06/21/2018 19:13:53 --