== sanity test 123ab: verify statahead work by using statx ========================================================== 21:28:41 (1784942921)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff99630322e800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff99630322e800.batch_stats=0
striped dir -i1 -c2 -H crush  /mnt/lustre/d123ab.sanity
total: 100 open/close in 1.42 seconds: 70.49 ops/second
llite.lustre-ffff99630322e800.statahead_max=0
100

real	0m1.581s
user	0m0.010s
sys	0m0.334s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff99630322e800.statahead_max=128
llite.lustre-ffff99630322e800.statahead_max=128
100

real	0m0.517s
user	0m0.006s
sys	0m0.245s
'statx -l' 100 files with statahead: 0 sec
statahead total: 113
statahead wrong: 2
agl total: 110
list_total: 27
fname_total: 80
hit_total: 1824
miss_total: 1514
swrong=2 ewrong=2
total: 900 open/close in 6.57 seconds: 137.01 ops/second
llite.lustre-ffff99630322e800.statahead_max=0
1000

real	0m13.876s
user	0m0.069s
sys	0m3.080s
'statx -l' 1000 files without statahead: 14 sec
llite.lustre-ffff99630322e800.statahead_max=128
llite.lustre-ffff99630322e800.statahead_max=128
1000

real	0m3.880s
user	0m0.048s
sys	0m2.205s
'statx -l' 1000 files with statahead: 4 sec
statahead total: 114
statahead wrong: 2
agl total: 111
list_total: 28
fname_total: 80
hit_total: 2823
miss_total: 1514
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 11 seconds
llite.lustre-ffff99630322e800.statahead_stats=
statahead total: 114
statahead wrong: 2
agl total: 111
list_total: 28
fname_total: 80
hit_total: 2823
miss_total: 1514
mdc.lustre-MDT0000-mdc-ffff99630322e800.batch_stats=
snapshot_time:            1784942971.357309742 secs.nsecs
start_time:               1784942924.117158670 secs.nsecs
elapsed_time:             47.240151072 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6  20  20
2:		         2   6  27
4:		         2   6  34
8:		         2   6  41
16:		         2   6  48
32:		         2   6  55
64:		        13  44 100
mdc.lustre-MDT0001-mdc-ffff99630322e800.batch_stats=
snapshot_time:            1784942971.357390627 secs.nsecs
start_time:               1784942924.117223760 secs.nsecs
elapsed_time:             47.240166867 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        10  34  34
2:		         2   6  41
4:		         3  10  51
8:		         1   3  55
16:		         0   0  55
32:		         6  20  75
64:		         7  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