Data Accelerator

Institution University of Cambridge
Client Procs Per Node
Client Operating System RHEL
Client Operating System Version 7
Client Kernel Version 3.10.0-862

DATA SERVER

Storage Type NVMe
Volatile Memory 192
Storage Interface NVMe
Network OmniPath
Software Version 7.1
OS Version RHEL 7

INFORMATION

Client Nodes 184
Client Total Procs 5,888
Metadata Nodes 8
Metadata Storage Devices 1
Data Nodes 24
Data Storage Devices 36

METADATA

Easy Write 221.53 kIOP/s
Easy Stat 823.40 kIOP/s
Easy Delete 221.39 kIOP/s
Hard Write 10.47 kIOP/s
Hard Read 24.24 kIOP/s
Hard Stat 80.20 kIOP/s
Hard Delete 12.51 kIOP/s

Submitted Files

io500
#!/bin/bash
#
# INSTRUCTIONS:
# Edit this file as needed for your machine.
# This simplified version is just for running on a single node.
# It is a simplified version of the site-configs/sandia/startup.sh which include SLURM directives.
# Most of the variables set in here are needed for io500_fixed.sh which gets sourced at the end of this.
# Please also edit 'extra_description' function.

#SBATCH -A SUPPORT-CPU
#SBATCH -p skylake
#SBATCH -o slurm-out/io_500_out_%J
#SBATCH -e slurm-err/io_500_err_%J
#SBATCH -t 08:00:00
#SBATCH --exclusive
#SBATCH --job-name=io500
#SBATCH --dependency=singleton
#SBATCH --reservation=dac_o

module purge
module load rhel7/default-peta4 ior/3.1.0 hdf5-1.10.1-intel-17.0.4-nsuex4z

ROOT=$PWD
workdir=/dac/fs1001

set -xeuo pipefail  # better error handling

# turn these to True successively while you debug and tune this benchmark.
# for each one that you turn to true, go and edit the appropriate function.
# to find the function name, see the 'main' function.
# These are listed in the order that they run.
io500_run_ior_easy="True" # does the write phase and enables the subsequent read
io500_run_md_easy="True"  # does the creat phase and enables the subsequent stat
io500_run_ior_hard="True" # does the write phase and enables the subsequent read
io500_run_md_hard="True"  # does the creat phase and enables the subsequent read
io500_run_find="True"
io500_run_ior_easy_read="True"
io500_run_md_easy_stat="True"
io500_run_ior_hard_read="True"
io500_run_md_hard_stat="True"
io500_run_md_hard_read="True"
io500_run_md_easy_delete="True" # turn this off if you want to just run find by itself
io500_run_md_hard_delete="True" # turn this off if you want to just run find by itself
io500_run_mdreal="False"  # this one is optional
io500_cleanup_workdir=/dac/fs1001
io500_stonewall_timer=0 # Stonewalling timer, stop with wearout after 300s with default test, set to 0, if you never want to abort...

# to run this benchmark, find and edit each of these functions.
# please also edit 'extra_description' function to help us collect the required data.
function main {
  setup_directories
  setup_paths
  setup_ior_easy # required if you want a complete score
  setup_ior_hard # required if you want a complete score
  setup_mdt_easy # required if you want a complete score
  setup_mdt_hard # required if you want a complete score
  setup_find     # required if you want a complete score
  setup_mdreal   # optional
  run_benchmarks
}

function setup_directories {
  # set directories for where the benchmark files are created and where the results will go.
  # If you want to set up stripe tuning on your output directories or anything similar, then this is good place to do it.

  timestamp=`date +%Y.%m.%d-%H.%M.%S`           # create a uniquifier
  tag=24n-10nv
  io500_workdir=/dac/fs1001
  io500_result_dir=$PWD/results.${tag}      # the directory where the output results will be kept
  mkdir -p $io500_workdir $io500_result_dir

  # precreate directories for lustre with the appropriate striping
  mkdir -p ${io500_workdir}/ior_easy
  #lfs setstripe --stripe-count 2  ${io500_workdir}/ior_easy

#  mkdir -p ${io500_workdir}/ior_hard
  #lfs setstripe --stripe-count 100  ${io500_workdir}/ior_hard

}

function setup_paths {
  # Set the paths to the binaries.  If you ran ./utilities/prepare.sh successfully, then binaries are in ./bin/
  io500_ior_cmd=$PWD/bin/ior
  io500_mdtest_cmd=$PWD/bin/mdtest
  io500_mdreal_cmd=$PWD/bin/md-real-io
  io500_mpirun="mpirun"
  io500_mpiargs=""
}

function setup_ior_easy {
  # io500_ior_easy_size is the amount of data written per rank in MiB units,
  # but it can be any number as long as it is somehow used to scale the IOR
  # runtime as part of io500_ior_easy_params
  io500_ior_easy_size=8
  # 2M writes, 2 GB per proc, file per proc
  io500_ior_easy_params="-i2 -B -a POSIX -t 1m -b ${io500_ior_easy_size}g -F"
}

function setup_mdt_easy {
  io500_mdtest_easy_params="-i1 -u -L -b 8" # unique dir per thread, files only at leaves
  io500_mdtest_easy_files_per_proc=25000
}

function setup_ior_hard {
  io500_ior_hard_writes_per_proc=10000
  io500_ior_hard_other_options="-i1" #e.g., -E to keep precreated files using lfs setstripe, or -a MPIIO
}

function setup_mdt_hard {
  io500_mdtest_hard_files_per_proc=2000
  io500_mdtest_hard_other_options=""
}

function setup_find {
  #
  # setup the find command. This is an area where innovation is allowed.
  #    There are three default options provided. One is a serial find, one is python
  #    parallel version, one is C parallel version.  Current default is to use serial.
  #    But it is very slow. We recommend to either customize or use the C parallel version.
  #    For GPFS, we recommend to use the provided mmfind wrapper described below.
  #    Instructions below.
  #    If a custom approach is used, please provide enough info so others can reproduce.

  # the serial version that should run (SLOWLY) without modification
  #io500_find_mpi="False"
  #io500_find_cmd=$PWD/bin/sfind.sh
  #io500_find_cmd_args=""

  # a parallel version in C, the -s adds a stonewall
  #   for a real run, turn -s (stonewall) off or set it at 300 or more
  #   to prepare this (assuming you've run ./utilities/prepare.sh already):
  #   > cd build/pfind
  #   > ./prepare.sh
  #   > ./compile.sh
  #   > cp pfind ../../bin/
  #   If you use io500_find_mpi="True", then this will run with the same
  #   number of MPI nodes and ranks as the other phases.
  #   If you prefer another number, and fewer might be better here,
  #   Then you can set io500_find_mpi to be "False" and write a wrapper
  #   script for this which sets up MPI as you would like.  Then change
  #   io500_find_cmd to point to your wrapper script.
  io500_find_mpi="True"
  io500_find_cmd="$PWD/bin/pfind"
  # uses stonewalling, run pfind 
  io500_find_cmd_args="-s $io500_stonewall_timer -r $io500_result_dir/pfind_results"

  # for GPFS systems, you should probably use the provided mmfind wrapper
  # if you used ./utilities/prepare.sh, you'll find this wrapper in ./bin/mmfind.sh
  #io500_find_mpi="False"
  #io500_find_cmd="$PWD/bin/mmfind.sh"
  #io500_find_cmd_args=""
}

function setup_mdreal {
  io500_mdreal_params="-P=5000 -I=1000"
}

function run_benchmarks {
  # Important: source the io500_fixed.sh script.  Do not change it. If you discover
  # a need to change it, please email the mailing list to discuss
  source ./utilities/io500_fixed.sh 2>&1 | tee $io500_result_dir/io-500-summary.$timestamp.txt
}

# Add key/value pairs defining your system
# Feel free to add extra ones if you'd like
function extra_description {
  # top level info
  io500_info_system_name='Cumulus'      # e.g. Oakforest-PACS
  io500_info_institute_name='UoC-RCS'   # e.g. JCAHPC
  io500_info_storage_age_in_months='4' # not install date but age since last refresh
  io500_info_storage_install_date='07/2018'  # MM/YY
  io500_info_filesystem='BeeGFS'     # e.g. BeeGFS, DataWarp, GPFS, IME, Lustre
  io500_info_filesystem_version='7.1'
  io500_info_filesystem_vendor='xxx'
  # client side info
  io500_info_num_client_nodes='184'
  io500_info_procs_per_node='32'
  # server side info
  io500_info_num_metadata_server_nodes='8'
  io500_info_num_data_server_nodes='36'
  io500_info_num_data_storage_devices='180'  # if you have 5 data servers, and each has 5 drives, then this number is 25
  io500_info_num_metadata_storage_devices='8'  # if you have 2 metadata servers, and each has 5 drives, then this number is 10
  io500_info_data_storage_type='Intel SSD P4600' # HDD, SSD, persistent memory, etc, feel free to put specific models
  io500_info_metadata_storage_type='Intel SSD P4600' # HDD, SSD, persistent memory, etc, feel free to put specific models
  io500_info_storage_network='omnipath' # infiniband, omnipath, ethernet, etc
  io500_info_storage_interface='NVMe' # SAS, SATA, NVMe, etc
  # miscellaneous
  io500_info_whatever='Data Accelerator system for commodity per job ephemeral file systems (BurstBuffer)'
}



main
ior_easy_read
IOR-3.2.0: MPI Coordinated Test of Parallel I/O
Began               : Wed Oct 24 17:26:03 2018
Command line        : /home/ajk203/io-500-dev-2/bin/ior -r -R -C -Q 1 -g -G 27 -k -e -i2 -B -a POSIX -t 1m -b 8g -F -o /dac/fs1001/ior_easy/ior_file_easy -O stoneWallingStatusFile=/dac/fs1001/ior_easy/stonewall
Machine             : Linux cpu-e-1
TestID              : 0
StartTime           : Wed Oct 24 17:26:03 2018
Path                : /dac/fs1001/ior_easy
FS                  : 270.1 TiB   Used FS: 18.0%   Inodes: 0.0 Mi   Used Inodes: -nan%

Options: 
api                 : POSIX
apiVersion          : 
test filename       : /dac/fs1001/ior_easy/ior_file_easy
access              : file-per-process
type                : independent
segments            : 1
ordering in a file  : sequential
ordering inter file : constant task offset
task offset         : 1
tasks               : 5888
clients per node    : 32
repetitions         : 2
xfersize            : 1 MiB
blocksize           : 8 GiB
aggregate filesize  : 46 TiB

Results: 

access    bw(MiB/s)  block(KiB) xfer(KiB)  open(s)    wr/rd(s)   close(s)   total(s)   iter
------    ---------  ---------- ---------  --------   --------   --------   --------   ----
read      412684     8388608    1024.00    0.152808   116.62     0.110663   116.88     0   
read      411929     8388608    1024.00    0.132364   116.85     0.112586   117.09     1   
Max Read:  412683.97 MiB/sec (432730.51 MB/sec)

Summary of all tests:
Operation   Max(MiB)   Min(MiB)  Mean(MiB)     StdDev   Max(OPs)   Min(OPs)  Mean(OPs)     StdDev    Mean(s) Test# #Tasks tPN reps fPP reord reordoff reordrand seed segcnt   blksiz    xsize aggs(MiB)   API RefNum
read       412683.97  411929.11  412306.54     377.43  412683.97  411929.11  412306.54     377.43  116.98707     0   5888  32    2   1     1        1         0    0      1 8589934592  1048576 48234496.0 POSIX      0
Finished            : Wed Oct 24 17:29:57 2018
ior_easy_write
IOR-3.2.0: MPI Coordinated Test of Parallel I/O
Began               : Wed Oct 24 16:27:57 2018
Command line        : /home/ajk203/io-500-dev-2/bin/ior -w -C -Q 1 -g -G 27 -k -e -i2 -B -a POSIX -t 1m -b 8g -F -o /dac/fs1001/ior_easy/ior_file_easy -O stoneWallingStatusFile=/dac/fs1001/ior_easy/stonewall -O stoneWallingWearOut=1 -D 0
Machine             : Linux cpu-e-1
TestID              : 0
StartTime           : Wed Oct 24 16:27:57 2018
Path                : /dac/fs1001/ior_easy
FS                  : 270.1 TiB   Used FS: 18.0%   Inodes: 0.0 Mi   Used Inodes: -nan%

Options: 
api                 : POSIX
apiVersion          : 
test filename       : /dac/fs1001/ior_easy/ior_file_easy
access              : file-per-process
type                : independent
segments            : 1
ordering in a file  : sequential
ordering inter file : constant task offset
task offset         : 1
tasks               : 5888
clients per node    : 32
repetitions         : 2
xfersize            : 1 MiB
blocksize           : 8 GiB
aggregate filesize  : 46 TiB

Results: 

access    bw(MiB/s)  block(KiB) xfer(KiB)  open(s)    wr/rd(s)   close(s)   total(s)   iter
------    ---------  ---------- ---------  --------   --------   --------   --------   ----
stonewalling pairs accessed min: 8192 max: 8192 -- min data: 8.0 GiB mean data: 8.0 GiB time: 219.1s
write     219714     8388608    1024.00    0.317764   219.11     0.106886   219.53     0   
stonewalling pairs accessed min: 8192 max: 8192 -- min data: 8.0 GiB mean data: 8.0 GiB time: 434.6s
write     110861     8388608    1024.00    0.362499   434.62     0.109312   435.09     1   
Max Write: 219713.95 MiB/sec (230386.78 MB/sec)

Summary of all tests:
Operation   Max(MiB)   Min(MiB)  Mean(MiB)     StdDev   Max(OPs)   Min(OPs)  Mean(OPs)     StdDev    Mean(s) Test# #Tasks tPN reps fPP reord reordoff reordrand seed segcnt   blksiz    xsize aggs(MiB)   API RefNum
write      219713.95  110861.44  165287.70   54426.26  219713.95  110861.44  165287.70   54426.26  327.31063     0   5888  32    2   1     1        1         0    0      1 8589934592  1048576 48234496.0 POSIX      0
Finished            : Wed Oct 24 16:38:53 2018
ior_hard_read
IOR-3.2.0: MPI Coordinated Test of Parallel I/O
Began               : Wed Oct 24 17:36:22 2018
Command line        : /home/ajk203/io-500-dev-2/bin/ior -r -R -C -Q 1 -g -G 27 -k -e -t 47008 -b 47008 -s 10000 -i1 -o /dac/fs1001/ior_hard/IOR_file -O stoneWallingStatusFile=/dac/fs1001/ior_hard/stonewall
Machine             : Linux cpu-e-1
TestID              : 0
StartTime           : Wed Oct 24 17:36:22 2018
Path                : /dac/fs1001/ior_hard
FS                  : 270.1 TiB   Used FS: 18.0%   Inodes: 0.0 Mi   Used Inodes: -nan%

Options: 
api                 : POSIX
apiVersion          : 
test filename       : /dac/fs1001/ior_hard/IOR_file
access              : single-shared-file
type                : independent
segments            : 10000
ordering in a file  : sequential
ordering inter file : constant task offset
task offset         : 1
tasks               : 5888
clients per node    : 32
repetitions         : 1
xfersize            : 47008 bytes
blocksize           : 47008 bytes
aggregate filesize  : 2.52 TiB

Results: 

access    bw(MiB/s)  block(KiB) xfer(KiB)  open(s)    wr/rd(s)   close(s)   total(s)   iter
------    ---------  ---------- ---------  --------   --------   --------   --------   ----
read      28530      45.91      45.91      0.727596   91.67      0.124579   92.52      0   
Max Read:  28529.92 MiB/sec (29915.79 MB/sec)

Summary of all tests:
Operation   Max(MiB)   Min(MiB)  Mean(MiB)     StdDev   Max(OPs)   Min(OPs)  Mean(OPs)     StdDev    Mean(s) Test# #Tasks tPN reps fPP reord reordoff reordrand seed segcnt   blksiz    xsize aggs(MiB)   API RefNum
read        28529.92   28529.92   28529.92       0.00  636397.87  636397.87  636397.87       0.00   92.52074     0   5888  32    1   0     1        1         0    0  10000    47008    47008 2639609.5 POSIX      0
Finished            : Wed Oct 24 17:37:55 2018
ior_hard_write
IOR-3.2.0: MPI Coordinated Test of Parallel I/O
Began               : Wed Oct 24 16:54:22 2018
Command line        : /home/ajk203/io-500-dev-2/bin/ior -w -C -Q 1 -g -G 27 -k -e -t 47008 -b 47008 -s 10000 -i1 -o /dac/fs1001/ior_hard/IOR_file -O stoneWallingStatusFile=/dac/fs1001/ior_hard/stonewall -O stoneWallingWearOut=1 -D 0
Machine             : Linux cpu-e-1
TestID              : 0
StartTime           : Wed Oct 24 16:54:22 2018
Path                : /dac/fs1001/ior_hard
FS                  : 270.1 TiB   Used FS: 18.0%   Inodes: 0.0 Mi   Used Inodes: -nan%

Options: 
api                 : POSIX
apiVersion          : 
test filename       : /dac/fs1001/ior_hard/IOR_file
access              : single-shared-file
type                : independent
segments            : 10000
ordering in a file  : sequential
ordering inter file : constant task offset
task offset         : 1
tasks               : 5888
clients per node    : 32
repetitions         : 1
xfersize            : 47008 bytes
blocksize           : 47008 bytes
aggregate filesize  : 2.52 TiB

Results: 

access    bw(MiB/s)  block(KiB) xfer(KiB)  open(s)    wr/rd(s)   close(s)   total(s)   iter
------    ---------  ---------- ---------  --------   --------   --------   --------   ----
stonewalling pairs accessed min: 10000 max: 10000 -- min data: 0.4 GiB mean data: 0.4 GiB time: 309.9s
write     7165       45.91      45.91      0.570468   367.79     0.026006   368.39     0   
Max Write: 7165.33 MiB/sec (7513.39 MB/sec)

Summary of all tests:
Operation   Max(MiB)   Min(MiB)  Mean(MiB)     StdDev   Max(OPs)   Min(OPs)  Mean(OPs)     StdDev    Mean(s) Test# #Tasks tPN reps fPP reord reordoff reordrand seed segcnt   blksiz    xsize aggs(MiB)   API RefNum
write        7165.33    7165.33    7165.33       0.00  159832.26  159832.26  159832.26       0.00  368.38621     0   5888  32    1   0     1        1         0    0  10000    47008    47008 2639609.5 POSIX      0
Finished            : Wed Oct 24 17:00:30 2018
mdtest_easy_delete
-- started at 10/24/2018 17:42:45 --

mdtest-1.9.3 was launched with 5888 total task(s) on 184 node(s)
Command line used: /home/ajk203/io-500-dev-2/bin/mdtest "-r" "-F" "-d" "/dac/fs1001/mdt_easy" "-n" "25000" "-i1" "-u" "-L" "-b" "8" "-x" "/dac/fs1001/mdt_easy-stonewall"
Path: /dac/fs1001
FS: 270.1 TiB   Used FS: 18.0%   Inodes: 0.0 Mi   Used Inodes: -nan%

5888 tasks, 147200000 files
WARNING: could not read stonewall status file

SUMMARY rate: (of 1 iterations)
   Operation                      Max            Min           Mean        Std Dev
   ---------                      ---            ---           ----        -------
   File creation     :          0.000          0.000          0.000          0.000
   File stat         :          0.000          0.000          0.000          0.000
   File read         :          0.000          0.000          0.000          0.000
   File removal      :     221394.079     221394.079     221394.079          0.000
   Tree creation     :          0.000          0.000          0.000          0.000
   Tree removal      :          0.048          0.048          0.048          0.000

-- finished at 10/24/2018 17:54:10 --
mdtest_easy_stat
-- started at 10/24/2018 17:32:17 --

mdtest-1.9.3 was launched with 5888 total task(s) on 184 node(s)
Command line used: /home/ajk203/io-500-dev-2/bin/mdtest "-T" "-F" "-d" "/dac/fs1001/mdt_easy" "-n" "25000" "-i1" "-u" "-L" "-b" "8" "-x" "/dac/fs1001/mdt_easy-stonewall"
Path: /dac/fs1001
FS: 270.1 TiB   Used FS: 18.0%   Inodes: 0.0 Mi   Used Inodes: -nan%

5888 tasks, 147200000 files
WARNING: could not read stonewall status file

SUMMARY rate: (of 1 iterations)
   Operation                      Max            Min           Mean        Std Dev
   ---------                      ---            ---           ----        -------
   File creation     :          0.000          0.000          0.000          0.000
   File stat         :     823402.850     823402.850     823402.850          0.000
   File read         :          0.000          0.000          0.000          0.000
   File removal      :          0.000          0.000          0.000          0.000
   Tree creation     :          0.000          0.000          0.000          0.000
   Tree removal      :          0.000          0.000          0.000          0.000

-- finished at 10/24/2018 17:35:16 --
mdtest_easy_write
-- started at 10/24/2018 16:41:05 --

mdtest-1.9.3 was launched with 5888 total task(s) on 184 node(s)
Command line used: /home/ajk203/io-500-dev-2/bin/mdtest "-C" "-F" "-d" "/dac/fs1001/mdt_easy" "-n" "25000" "-i1" "-u" "-L" "-b" "8" "-x" "/dac/fs1001/mdt_easy-stonewall" "-W" "0"
Path: /dac/fs1001
FS: 270.1 TiB   Used FS: 18.0%   Inodes: 0.0 Mi   Used Inodes: -nan%

5888 tasks, 147200000 files

SUMMARY rate: (of 1 iterations)
   Operation                      Max            Min           Mean        Std Dev
   ---------                      ---            ---           ----        -------
   File creation     :     221527.480     221527.480     221527.480          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     :          3.015          3.015          3.015          0.000
   Tree removal      :          0.000          0.000          0.000          0.000

-- finished at 10/24/2018 16:52:09 --
mdtest_hard_delete
-- started at 10/24/2018 18:06:39 --

mdtest-1.9.3 was launched with 5888 total task(s) on 184 node(s)
Command line used: /home/ajk203/io-500-dev-2/bin/mdtest "-r" "-t" "-F" "-w" "3901" "-e" "3901" "-d" "/dac/fs1001/mdt_hard" "-n" "2000" "-x" "/dac/fs1001/mdt_hard-stonewall"
Path: /dac/fs1001
FS: 270.1 TiB   Used FS: 18.0%   Inodes: 0.0 Mi   Used Inodes: -nan%

5888 tasks, 11776000 files
WARNING: could not read stonewall status file

SUMMARY rate: (of 1 iterations)
   Operation                      Max            Min           Mean        Std Dev
   ---------                      ---            ---           ----        -------
   File creation     :          0.000          0.000          0.000          0.000
   File stat         :          0.000          0.000          0.000          0.000
   File read         :          0.000          0.000          0.000          0.000
   File removal      :      12508.055      12508.055      12508.055          0.000
   Tree creation     :          0.000          0.000          0.000          0.000
   Tree removal      :          0.097          0.097          0.097          0.000

-- finished at 10/24/2018 18:22:31 --
mdtest_hard_read
-- started at 10/24/2018 17:56:22 --

mdtest-1.9.3 was launched with 5888 total task(s) on 184 node(s)
Command line used: /home/ajk203/io-500-dev-2/bin/mdtest "-E" "-t" "-F" "-w" "3901" "-e" "3901" "-d" "/dac/fs1001/mdt_hard" "-n" "2000" "-x" "/dac/fs1001/mdt_hard-stonewall"
Path: /dac/fs1001
FS: 270.1 TiB   Used FS: 18.0%   Inodes: 0.0 Mi   Used Inodes: -nan%

5888 tasks, 11776000 files
WARNING: could not read stonewall status file

SUMMARY rate: (of 1 iterations)
   Operation                      Max            Min           Mean        Std Dev
   ---------                      ---            ---           ----        -------
   File creation     :          0.000          0.000          0.000          0.000
   File stat         :          0.000          0.000          0.000          0.000
   File read         :      24240.251      24240.251      24240.251          0.000
   File removal      :          0.000          0.000          0.000          0.000
   Tree creation     :          0.000          0.000          0.000          0.000
   Tree removal      :          0.000          0.000          0.000          0.000

-- finished at 10/24/2018 18:04:28 --
mdtest_hard_stat
-- started at 10/24/2018 17:40:02 --

mdtest-1.9.3 was launched with 5888 total task(s) on 184 node(s)
Command line used: /home/ajk203/io-500-dev-2/bin/mdtest "-T" "-t" "-F" "-w" "3901" "-e" "3901" "-d" "/dac/fs1001/mdt_hard" "-n" "2000" "-x" "/dac/fs1001/mdt_hard-stonewall"
Path: /dac/fs1001
FS: 270.1 TiB   Used FS: 18.0%   Inodes: 0.0 Mi   Used Inodes: -nan%

5888 tasks, 11776000 files
WARNING: could not read stonewall status file

SUMMARY rate: (of 1 iterations)
   Operation                      Max            Min           Mean        Std Dev
   ---------                      ---            ---           ----        -------
   File creation     :          0.000          0.000          0.000          0.000
   File stat         :      80203.794      80203.794      80203.794          0.000
   File read         :          0.000          0.000          0.000          0.000
   File removal      :          0.000          0.000          0.000          0.000
   Tree creation     :          0.000          0.000          0.000          0.000
   Tree removal      :          0.000          0.000          0.000          0.000

-- finished at 10/24/2018 17:42:29 --
mdtest_hard_write
-- started at 10/24/2018 17:02:47 --

mdtest-1.9.3 was launched with 5888 total task(s) on 184 node(s)
Command line used: /home/ajk203/io-500-dev-2/bin/mdtest "-C" "-t" "-F" "-w" "3901" "-e" "3901" "-d" "/dac/fs1001/mdt_hard" "-n" "2000" "-x" "/dac/fs1001/mdt_hard-stonewall" "-W" "0"
Path: /dac/fs1001
FS: 270.1 TiB   Used FS: 18.0%   Inodes: 0.0 Mi   Used Inodes: -nan%

5888 tasks, 11776000 files

SUMMARY rate: (of 1 iterations)
   Operation                      Max            Min           Mean        Std Dev
   ---------                      ---            ---           ----        -------
   File creation     :      10471.146      10471.146      10471.146          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     :        503.035        503.035        503.035          0.000
   Tree removal      :          0.000          0.000          0.000          0.000

-- finished at 10/24/2018 17:21:32 --
result_summary
[RESULT] BW   phase 1            ior_easy_write              214.564 GB/s : time 219.53 seconds
[RESULT] IOPS phase 1         mdtest_easy_write              221.527 kiops : time 797.40 seconds
[RESULT] BW   phase 2            ior_hard_write                6.997 GB/s : time 368.39 seconds
[RESULT] IOPS phase 2         mdtest_hard_write               10.471 kiops : time 1261.71 seconds
[RESULT] IOPS phase 3                      find              622.250 kiops : time 255.49 seconds
[RESULT] BW   phase 3             ior_easy_read              403.012 GB/s : time 116.88 seconds
[RESULT] IOPS phase 4          mdtest_easy_stat              823.403 kiops : time 318.08 seconds
[RESULT] BW   phase 4             ior_hard_read               27.861 GB/s : time  92.52 seconds
[RESULT] IOPS phase 5          mdtest_hard_stat               80.204 kiops : time 272.86 seconds
[RESULT] IOPS phase 6        mdtest_easy_delete              221.394 kiops : time 702.14 seconds
[RESULT] IOPS phase 7          mdtest_hard_read               24.240 kiops : time 617.01 seconds
[RESULT] IOPS phase 8        mdtest_hard_delete               12.508 kiops : time 1083.24 seconds
[SCORE] Bandwidth 64.0764 GB/s : IOPS 94.5716 kiops : TOTAL 77.8448