== sanity test 123ab: verify statahead work by using statx ========================================================== 20:43:35 (1787618615)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffffa04f2bcdb800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffffa04f2bcdb800.batch_stats=0
striped dir -i1 -c2 -H fnv_1a_64  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.91 seconds: 34.32 ops/second
llite.lustre-ffffa04f2bcdb800.statahead_max=0
100

real	0m3.029s
user	0m0.014s
sys	0m0.294s
'statx -l' 100 files without statahead: 3 sec
llite.lustre-ffffa04f2bcdb800.statahead_max=128
llite.lustre-ffffa04f2bcdb800.statahead_max=128
100

real	0m0.964s
user	0m0.008s
sys	0m0.124s
'statx -l' 100 files with statahead: 1 sec
statahead total: 126
statahead wrong: 2
agl total: 122
list_total: 28
fname_total: 98
hit_total: 1645
miss_total: 1566
swrong=2 ewrong=2
 - open/close 724 (time 1787618645.92 total 10.02 last 72.23)
total: 900 open/close in 12.84 seconds: 70.09 ops/second
llite.lustre-ffffa04f2bcdb800.statahead_max=0
1000

real	0m21.518s
user	0m0.076s
sys	0m2.721s
'statx -l' 1000 files without statahead: 21 sec
llite.lustre-ffffa04f2bcdb800.statahead_max=128
llite.lustre-ffffa04f2bcdb800.statahead_max=128
1000

real	0m5.466s
user	0m0.081s
sys	0m1.330s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 127
statahead wrong: 2
agl total: 123
list_total: 29
fname_total: 98
hit_total: 2644
miss_total: 1566
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 23 seconds
llite.lustre-ffffa04f2bcdb800.statahead_stats=
statahead total: 127
statahead wrong: 2
agl total: 123
list_total: 29
fname_total: 98
hit_total: 2644
miss_total: 1566
mdc.lustre-MDT0000-mdc-ffffa04f2bcdb800.batch_stats=
snapshot_time:            1787618711.018541970 secs.nsecs
start_time:               1787618620.637982970 secs.nsecs
elapsed_time:             90.380559000 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4  15  15
2:		         1   3  19
4:		         3  11  30
8:		         1   3  34
16:		         2   7  42
32:		         6  23  65
64:		         9  34 100
mdc.lustre-MDT0001-mdc-ffffa04f2bcdb800.batch_stats=
snapshot_time:            1787618711.019083566 secs.nsecs
start_time:               1787618620.638439850 secs.nsecs
elapsed_time:             90.380643716 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4  16  16
2:		         0   0  16
4:		         1   4  20
8:		         4  16  36
16:		         1   4  40
32:		         4  16  56
64:		        11  44 100
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