== sanity test 123ab: verify statahead work by using statx ========================================================== 16:37:00 (1788467820)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8ad318ab8000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8ad318ab8000.batch_stats=0
striped dir -i1 -c2 -H all_char  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.97 seconds: 33.71 ops/second
llite.lustre-ffff8ad318ab8000.statahead_max=0
100

real	0m3.269s
user	0m0.010s
sys	0m0.316s
'statx -l' 100 files without statahead: 3 sec
llite.lustre-ffff8ad318ab8000.statahead_max=128
llite.lustre-ffff8ad318ab8000.statahead_max=128
100

real	0m2.093s
user	0m0.013s
sys	0m0.163s
'statx -l' 100 files with statahead: 2 sec
statahead total: 130
statahead wrong: 2
agl total: 127
list_total: 27
fname_total: 103
hit_total: 2250
miss_total: 1278
swrong=2 ewrong=2
 - open/close 677 (time 1788467853.46 total 10.01 last 67.62)
total: 900 open/close in 13.29 seconds: 67.71 ops/second
llite.lustre-ffff8ad318ab8000.statahead_max=0
1000

real	0m22.161s
user	0m0.071s
sys	0m2.581s
'statx -l' 1000 files without statahead: 22 sec
llite.lustre-ffff8ad318ab8000.statahead_max=128
llite.lustre-ffff8ad318ab8000.statahead_max=128
1000

real	0m5.876s
user	0m0.049s
sys	0m1.244s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 131
statahead wrong: 2
agl total: 128
list_total: 28
fname_total: 103
hit_total: 3249
miss_total: 1278
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 19 seconds
llite.lustre-ffff8ad318ab8000.statahead_stats=
statahead total: 131
statahead wrong: 2
agl total: 128
list_total: 28
fname_total: 103
hit_total: 3249
miss_total: 1278
mdc.lustre-MDT0000-mdc-ffff8ad318ab8000.batch_stats=
snapshot_time:            1788467918.096376819 secs.nsecs
start_time:               1788467825.582088122 secs.nsecs
elapsed_time:             92.514288697 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   5   5
2:		         0   0   5
4:		         3  15  20
8:		         2  10  30
16:		         0   0  30
32:		         4  20  50
64:		        10  50 100
mdc.lustre-MDT0001-mdc-ffff8ad318ab8000.batch_stats=
snapshot_time:            1788467918.096442933 secs.nsecs
start_time:               1788467825.582323148 secs.nsecs
elapsed_time:             92.514119785 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
2:		         1   5   5
4:		         2  10  15
8:		         2  10  26
16:		         0   0  26
32:		         3  15  42
64:		        11  57 100
unlink(/mnt/lustre/d123ab.sanity/f123ab.sanity0) error: No such file or directory
total: 0 unlinks in 0 seconds: -nan unlinks/second
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536