IOR-3.3.0+dev: MPI Coordinated Test of Parallel I/O
Began               : Mon Jul 13 19:37:14 2020
Command line        : ./ior -C -Q 1 -g -G 27 -k -e -o /tmp/cbt/mnt/cbt-cephfs-kernel/0/io500/io500-app/datafiles/2020.07.13-17.30.55-app/ior-hard/file -O stoneWallingStatusFile=/tmp/cbt/mnt/cbt-cephfs-kernel/0/io500/io500-app/datafiles/2020.07.13-17.30.55-app/ior-hard/stonewall -O stoneWallingWearOut=1 -t 47008 -b 47008 -s 1000000 -r -R -a CEPHFS --cephfs.user=admin --cephfs.conf=/etc/ceph/ceph.conf --cephfs.prefix=/tmp/cbt/mnt/cbt-cephfs-kernel/0
Machine             : Linux o01
TestID              : 0
StartTime           : Mon Jul 13 19:37:14 2020
Path                : /tmp/cbt/mnt/cbt-cephfs-kernel/0/io500/io500-app/datafiles/2020.07.13-17.30.55-app/ior-hard
FS                  : 430.5 TiB   Used FS: 3.7%   Inodes: 52.1 Mi   Used Inodes: 100.0%

Options: 
api                 : CEPHFS
apiVersion          : 
test filename       : /tmp/cbt/mnt/cbt-cephfs-kernel/0/io500/io500-app/datafiles/2020.07.13-17.30.55-app/ior-hard/file
access              : single-shared-file
type                : independent
segments            : 1000000
ordering in a file  : sequential
ordering inter file : constant task offset
task offset         : 1
nodes               : 1
tasks               : 112
clients per node    : 112
repetitions         : 1
xfersize            : 47008 bytes
blocksize           : 47008 bytes
aggregate filesize  : 4.79 TiB

Results: 

access    bw(MiB/s)  IOPS       Latency(s)  block(KiB) xfer(KiB)  open(s)    wr/rd(s)   close(s)   total(s)   iter
------    ---------  ----       ----------  ---------- ---------  --------   --------   --------   --------   ----
stonewalling pairs accessed min: 436245 max: 436245 -- min data: 19.1 GiB mean data: 19.1 GiB time: 303.1s
WARNING: Expected aggregate file size       = 5264896000000.
WARNING: Stat() of aggregate file size      = 2296784555520.
WARNING: Using actual aggregate bytes moved = 2296784555520.
read      7224       161161     303.14      45.91      45.91      0.061223   303.17     0.038975   303.21     0   
Max Read:  7223.91 MiB/sec (7574.82 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         7223.91    7223.91    7223.91       0.00  161138.95  161138.95  161138.95       0.00  303.21309     303.13       7225.91     0    112 112    1   0     1        1         0    0 1000000    47008    47008 2190384.5 CEPHFS      0
Finished            : Mon Jul 13 19:42:18 2020