== sanity test 123ab: verify statahead work by using statx ========================================================== 13:39:06 (1785951546)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8aab48948800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8aab48948800.batch_stats=0
striped dir -i1 -c2 -H crush  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.74 seconds: 36.54 ops/second
llite.lustre-ffff8aab48948800.statahead_max=0
100

real	0m2.441s
user	0m0.006s
sys	0m0.290s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff8aab48948800.statahead_max=128
llite.lustre-ffff8aab48948800.statahead_max=128
100

real	0m0.954s
user	0m0.006s
sys	0m0.149s
'statx -l' 100 files with statahead: 1 sec
statahead total: 126
statahead wrong: 2
agl total: 121
list_total: 29
fname_total: 84
hit_total: 1810
miss_total: 1564
swrong=2 ewrong=2
 - open/close 671 (time 1785951576.76 total 10.01 last 67.02)
total: 900 open/close in 13.28 seconds: 67.78 ops/second
llite.lustre-ffff8aab48948800.statahead_max=0
1000

real	0m16.698s
user	0m0.072s
sys	0m2.643s
'statx -l' 1000 files without statahead: 17 sec
llite.lustre-ffff8aab48948800.statahead_max=128
llite.lustre-ffff8aab48948800.statahead_max=128
1000

real	0m8.033s
user	0m0.057s
sys	0m1.240s
'statx -l' 1000 files with statahead: 8 sec
statahead total: 127
statahead wrong: 2
agl total: 122
list_total: 30
fname_total: 84
hit_total: 2809
miss_total: 1564
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 24 seconds
llite.lustre-ffff8aab48948800.statahead_stats=
statahead total: 127
statahead wrong: 2
agl total: 122
list_total: 30
fname_total: 84
hit_total: 2809
miss_total: 1564
mdc.lustre-MDT0000-mdc-ffff8aab48948800.batch_stats=
snapshot_time:            1785951643.773762780 secs.nsecs
start_time:               1785951552.608440221 secs.nsecs
elapsed_time:             91.165322559 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        12  33  33
2:		         3   8  41
4:		         2   5  47
8:		         3   8  55
16:		         2   5  61
32:		         4  11  72
64:		        10  27 100
mdc.lustre-MDT0001-mdc-ffff8aab48948800.batch_stats=
snapshot_time:            1785951643.773832125 secs.nsecs
start_time:               1785951552.608670141 secs.nsecs
elapsed_time:             91.165161984 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        10  32  32
2:		         5  16  48
4:		         2   6  54
8:		         1   3  58
16:		         0   0  58
32:		         7  22  80
64:		         6  19 100
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