== sanity test 123ab: verify statahead work by using statx ========================================================== 22:36:41 (1781231801)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff891987955800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff891987955800.batch_stats=0
striped dir -i1 -c2 -H crush  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.74 seconds: 36.55 ops/second
llite.lustre-ffff891987955800.statahead_max=0
100

real	0m2.613s
user	0m0.007s
sys	0m0.328s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff891987955800.statahead_max=128
llite.lustre-ffff891987955800.statahead_max=128
100

real	0m0.859s
user	0m0.006s
sys	0m0.188s
'statx -l' 100 files with statahead: 1 sec
statahead total: 144
statahead wrong: 2
agl total: 139
list_total: 28
fname_total: 94
hit_total: 1378
miss_total: 1716
swrong=2 ewrong=2
 - open/close 792 (time 1781231829.80 total 10.01 last 79.16)
total: 900 open/close in 11.39 seconds: 79.03 ops/second
llite.lustre-ffff891987955800.statahead_max=0
1000

real	0m23.025s
user	0m0.087s
sys	0m3.043s
'statx -l' 1000 files without statahead: 23 sec
llite.lustre-ffff891987955800.statahead_max=128
llite.lustre-ffff891987955800.statahead_max=128
1000

real	0m6.585s
user	0m0.080s
sys	0m1.521s
'statx -l' 1000 files with statahead: 7 sec
statahead total: 145
statahead wrong: 2
agl total: 140
list_total: 29
fname_total: 94
hit_total: 2377
miss_total: 1716
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 23 seconds
llite.lustre-ffff891987955800.statahead_stats=
statahead total: 145
statahead wrong: 2
agl total: 140
list_total: 29
fname_total: 94
hit_total: 2377
miss_total: 1716
mdc.lustre-MDT0000-mdc-ffff891987955800.batch_stats=
snapshot_time:            1781231895.963622342 secs.nsecs
start_time:               1781231806.722582882 secs.nsecs
elapsed_time:             89.241039460 secs.nsecs
subreqs per batch   batches   % cum %
1:		         5  17  17
2:		         1   3  21
4:		         1   3  25
8:		         2   7  32
16:		         3  10  42
32:		         4  14  57
64:		        12  42 100
mdc.lustre-MDT0001-mdc-ffff891987955800.batch_stats=
snapshot_time:            1781231895.963692890 secs.nsecs
start_time:               1781231806.722702156 secs.nsecs
elapsed_time:             89.240990734 secs.nsecs
subreqs per batch   batches   % cum %
1:		         5  21  21
2:		         2   8  30
4:		         0   0  30
8:		         2   8  39
16:		         0   0  39
32:		         8  34  73
64:		         6  26 100
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