IOR-3.3.0+dev: MPI Coordinated Test of Parallel I/O
Began               : Thu Nov  7 09:47:21 2019
Command line        : /mnt/cephfs/io500-sc19/bin/ior -r -R -t 2m -b 68000m -F -i 1 -C -Q 1 -g -G 27 -k -e -o /mnt/cephfs/io500-sc19/datafiles/io500.2019.11.07-09.22.58/ior_easy/ior_file_easy -O stoneWallingStatusFile=/mnt/cephfs/io500-sc19/datafiles/io500.2019.11.07-09.22.58/ior_easy/stonewall
Machine             : Linux loadgen1
TestID              : 0
StartTime           : Thu Nov  7 09:47:21 2019
Path                : /mnt/cephfs/io500-sc19/datafiles/io500.2019.11.07-09.22.58/ior_easy
FS                  : 48.2 TiB   Used FS: 12.5%   Inodes: 16.9 Mi   Used Inodes: 100.0%

Options: 
api                 : POSIX
apiVersion          : 
test filename       : /mnt/cephfs/io500-sc19/datafiles/io500.2019.11.07-09.22.58/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               : 15
tasks               : 120
clients per node    : 8
repetitions         : 1
xfersize            : 2 MiB
blocksize           : 66.41 GiB
aggregate filesize  : 7.78 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       = 8556380160000.
WARNING: Stat() of aggregate file size      = 5995505909760.
WARNING: Using actual aggregate bytes moved = 5995505909760.
read      9358       4761       0.017660    69632000   2048.00    10.49      600.48     0.036508   610.97     0   
Max Read:  9358.46 MiB/sec (9813.06 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         9358.46    9358.46    9358.46       0.00    4679.23    4679.23    4679.23       0.00  610.97219         NA            NA     0    120   8    1   1     1        1         0    0      1 71303168000  2097152 5717760.0 POSIX      0
Finished            : Thu Nov  7 09:57:32 2019