IOR-3.3.0+dev: MPI Coordinated Test of Parallel I/O
Began               : Mon Nov 11 05:07:19 2019
Command line        : /mnt/weka/io-500-dev/bin/ior -r -R --posix.odirect -u -t 2048k -b 9920000m -F -i 1 -C -Q 1 -g -G 27 -k -e -o /mnt/weka/io-500-dev/datafiles/io500.2019.11.11-04.23.30/ior_easy/ior_file_easy -O stoneWallingStatusFile=/mnt/weka/io-500-dev/datafiles/io500.2019.11.11-04.23.30/ior_easy/stonewall
Machine             : Linux ip-172-31-56-151
TestID              : 0
StartTime           : Mon Nov 11 05:07:19 2019
Path                : /mnt/weka/io-500-dev/datafiles/io500.2019.11.11-04.23.30/ior_easy/0
FS                  : 4096.0 TiB   Used FS: 40.0%   Inodes: 262143.5 Mi   Used Inodes: 1.1%

Options: 
api                 : POSIX
apiVersion          : 
test filename       : /mnt/weka/io-500-dev/datafiles/io500.2019.11.11-04.23.30/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
nodes               : 345
tasks               : 8625
clients per node    : 25
repetitions         : 1
xfersize            : 2 MiB
blocksize           : 9.46 TiB
aggregate filesize  : 81596.37 TiB

Results: 

access    bw(MiB/s)  IOPS       Latency(s)  block(KiB) xfer(KiB)  open(s)    wr/rd(s)   close(s)   total(s)   iter
------    ---------  ----       ----------  ---------- ---------  --------   --------   --------   --------   ----
WARNING: Expected aggregate file size       = 89716162560000000.
WARNING: Stat() of aggregate file size      = 262763446272000.
WARNING: Using actual aggregate bytes moved = 262763446272000.
read      333435     166719     0.000151    10158080000 2048.00    0.209291   751.54     0.208193   751.54     0   
Max Read:  333434.76 MiB/sec (349631.69 MB/sec)

Summary of all tests:
Operation   Max(MiB)   Min(MiB)  Mean(MiB)     StdDev   Max(OPs)   Min(OPs)  Mean(OPs)     StdDev    Mean(s) Stonewall(s) Stonewall(MiB) Test# #Tasks tPN reps fPP reord reordoff reordrand seed segcnt   blksiz    xsize aggs(MiB)   API RefNum
read       333434.76  333434.76  333434.76       0.00  166717.38  166717.38  166717.38       0.00  751.54357         NA            NA     0   8625  25    1   1     1        1         0    0      1 10401873920000  2097152 250590752.0 POSIX      0
Finished            : Mon Nov 11 05:19:51 2019