== sanity test 123ab: verify statahead work by using statx ========================================================== 10:21:45 (1790950905)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8d612cb2d000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8d612cb2d000.batch_stats=0
striped dir -i1 -c2 -H crush  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.64 seconds: 37.91 ops/second
llite.lustre-ffff8d612cb2d000.statahead_max=0
100

real	0m2.253s
user	0m0.008s
sys	0m0.273s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff8d612cb2d000.statahead_max=128
llite.lustre-ffff8d612cb2d000.statahead_max=128
100

real	0m0.818s
user	0m0.012s
sys	0m0.171s
'statx -l' 100 files with statahead: 1 sec
statahead total: 112
statahead wrong: 2
agl total: 109
list_total: 28
fname_total: 72
hit_total: 2254
miss_total: 1286
swrong=2 ewrong=2
 - open/close 719 (time 1790950932.37 total 10.01 last 71.84)
total: 900 open/close in 12.64 seconds: 71.23 ops/second
llite.lustre-ffff8d612cb2d000.statahead_max=0
1000

real	0m23.062s
user	0m0.098s
sys	0m2.695s
'statx -l' 1000 files without statahead: 23 sec
llite.lustre-ffff8d612cb2d000.statahead_max=128
llite.lustre-ffff8d612cb2d000.statahead_max=128
1000

real	0m4.560s
user	0m0.057s
sys	0m1.399s
'statx -l' 1000 files with statahead: 5 sec
statahead total: 113
statahead wrong: 2
agl total: 110
list_total: 29
fname_total: 72
hit_total: 3253
miss_total: 1286
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 18 seconds
llite.lustre-ffff8d612cb2d000.statahead_stats=
statahead total: 113
statahead wrong: 2
agl total: 110
list_total: 29
fname_total: 72
hit_total: 3253
miss_total: 1286
mdc.lustre-MDT0000-mdc-ffff8d612cb2d000.batch_stats=
snapshot_time:            1790950991.224326825 secs.nsecs
start_time:               1790950909.741988462 secs.nsecs
elapsed_time:             81.482338363 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3  11  11
2:		         0   0  11
4:		         3  11  22
8:		         3  11  33
16:		         1   3  37
32:		         7  25  62
64:		        10  37 100
mdc.lustre-MDT0001-mdc-ffff8d612cb2d000.batch_stats=
snapshot_time:            1790950991.225575558 secs.nsecs
start_time:               1790950909.742083257 secs.nsecs
elapsed_time:             81.483492301 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6  24  24
2:		         2   8  32
4:		         1   4  36
8:		         2   8  44
16:		         0   0  44
32:		         8  32  76
64:		         6  24 100
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