IOR-3.3.0+dev: MPI Coordinated Test of Parallel I/O
Began               : Tue Jul  7 20:27:23 2020
Command line        : ./ior -C -Q 1 -g -G 271 -k -e -o /tmp/cbt/mnt/cbt-cephfs-kernel/0/io500/io500-app/datafiles/2020.07.07-20.27.19-app/ior-easy/ior_file_easy -O stoneWallingStatusFile=/tmp/cbt/mnt/cbt-cephfs-kernel/0/io500/io500-app/datafiles/2020.07.07-20.27.19-app/ior-easy/stonewall -t 2m -b 9920000m -F -w -D 300 -O stoneWallingWearOut=1 -a CEPHFS --cephfs.user=admin --cephfs.conf=/etc/ceph/ceph.conf --cephfs.prefix=/tmp/cbt/mnt/cbt-cephfs-kernel/0
Machine             : Linux io500-c1
TestID              : 0
StartTime           : Tue Jul  7 20:27:23 2020
Path                : /tmp/cbt/mnt/cbt-cephfs-kernel/0/io500/io500-app/datafiles/2020.07.07-20.27.19-app/ior-easy
FS                  : 55.2 TiB   Used FS: 0.0%   Inodes: 0.0 Mi   Used Inodes: 100.0%

Options: 
api                 : CEPHFS
apiVersion          : 
test filename       : /tmp/cbt/mnt/cbt-cephfs-kernel/0/io500/io500-app/datafiles/2020.07.07-20.27.19-app/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               : 10
tasks               : 360
clients per node    : 36
repetitions         : 1
xfersize            : 2 MiB
blocksize           : 9.46 TiB
aggregate filesize  : 3405.76 TiB
stonewallingTime    : 300
stoneWallingWearOut : 1

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: 9772 max: 18864 -- min data: 19.1 GiB mean data: 28.4 GiB time: 305.0s
WARNING: Expected aggregate file size       = 3744674611200000.
WARNING: Stat() of aggregate file size      = 14241843118080.
WARNING: Using actual aggregate bytes moved = 14241843118080.
WARNING: maybe caused by deadlineForStonewalling
write     31494      15748      0.000077    10158080000 2048.00    0.029155   431.23     0.000900   431.26     0   
Max Write: 31494.22 MiB/sec (33024.08 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
write       31494.22   31494.22   31494.22       0.00   15747.11   15747.11   15747.11       0.00  431.25627     304.97      34317.19     0    360  36    1   1     1        1         0    0      1 10401873920000  2097152 13582080.0 CEPHFS      0
Finished            : Tue Jul  7 20:34:35 2020