== sanity test 123ab: verify statahead work by using statx ========================================================== 05:00:57 (1788598857)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8e5f82cf9800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8e5f82cf9800.batch_stats=0
striped dir -i1 -c2 -H fnv_1a_64  /mnt/lustre/d123ab.sanity
total: 100 open/close in 3.69 seconds: 27.12 ops/second
llite.lustre-ffff8e5f82cf9800.statahead_max=0
100

real	0m2.926s
user	0m0.013s
sys	0m0.332s
'statx -l' 100 files without statahead: 3 sec
llite.lustre-ffff8e5f82cf9800.statahead_max=128
llite.lustre-ffff8e5f82cf9800.statahead_max=128
100

real	0m1.014s
user	0m0.012s
sys	0m0.155s
'statx -l' 100 files with statahead: 1 sec
statahead total: 139
statahead wrong: 2
agl total: 135
list_total: 26
fname_total: 96
hit_total: 1462
miss_total: 1635
swrong=2 ewrong=2
 - open/close 596 (time 1788598889.59 total 10.00 last 59.60)
total: 900 open/close in 15.36 seconds: 58.61 ops/second
llite.lustre-ffff8e5f82cf9800.statahead_max=0
1000

real	0m26.529s
user	0m0.101s
sys	0m3.144s
'statx -l' 1000 files without statahead: 26 sec
llite.lustre-ffff8e5f82cf9800.statahead_max=128
llite.lustre-ffff8e5f82cf9800.statahead_max=128
1000

real	0m6.017s
user	0m0.081s
sys	0m1.328s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 140
statahead wrong: 2
agl total: 136
list_total: 27
fname_total: 96
hit_total: 2461
miss_total: 1635
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 25 seconds
llite.lustre-ffff8e5f82cf9800.statahead_stats=
statahead total: 140
statahead wrong: 2
agl total: 136
list_total: 27
fname_total: 96
hit_total: 2461
miss_total: 1635
mdc.lustre-MDT0000-mdc-ffff8e5f82cf9800.batch_stats=
snapshot_time:            1788598966.960034727 secs.nsecs
start_time:               1788598863.039929584 secs.nsecs
elapsed_time:             103.920105143 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4  15  15
2:		         1   3  19
4:		         3  11  30
8:		         3  11  42
16:		         1   3  46
32:		         5  19  65
64:		         9  34 100
mdc.lustre-MDT0001-mdc-ffff8e5f82cf9800.batch_stats=
snapshot_time:            1788598966.960514842 secs.nsecs
start_time:               1788598863.040457420 secs.nsecs
elapsed_time:             103.920057422 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5  20  20
2:		         1   4  24
4:		         1   4  28
8:		         2   8  36
16:		         2   8  44
32:		         5  20  64
64:		         9  36 100
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