== sanity test 123ab: verify statahead work by using statx ========================================================== 23:15:02 (1789269302)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff98d808031800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff98d808031800.batch_stats=0
striped dir -i1 -c2 -H all_char  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.70 seconds: 37.04 ops/second
llite.lustre-ffff98d808031800.statahead_max=0
100

real	0m2.432s
user	0m0.004s
sys	0m0.285s
'statx -l' 100 files without statahead: 3 sec
llite.lustre-ffff98d808031800.statahead_max=128
llite.lustre-ffff98d808031800.statahead_max=128
100

real	0m0.629s
user	0m0.006s
sys	0m0.136s
'statx -l' 100 files with statahead: 1 sec
statahead total: 150
statahead wrong: 2
agl total: 145
list_total: 27
fname_total: 122
hit_total: 1718
miss_total: 1431
swrong=2 ewrong=2
 - open/close 806 (time 1789269329.61 total 10.00 last 80.56)
total: 900 open/close in 11.16 seconds: 80.62 ops/second
llite.lustre-ffff98d808031800.statahead_max=0
1000

real	0m19.007s
user	0m0.066s
sys	0m2.677s
'statx -l' 1000 files without statahead: 19 sec
llite.lustre-ffff98d808031800.statahead_max=128
llite.lustre-ffff98d808031800.statahead_max=128
1000

real	0m6.520s
user	0m0.075s
sys	0m1.399s
'statx -l' 1000 files with statahead: 7 sec
statahead total: 151
statahead wrong: 2
agl total: 146
list_total: 28
fname_total: 122
hit_total: 2717
miss_total: 1431
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 19 seconds
llite.lustre-ffff98d808031800.statahead_stats=
statahead total: 151
statahead wrong: 2
agl total: 146
list_total: 28
fname_total: 122
hit_total: 2717
miss_total: 1431
mdc.lustre-MDT0000-mdc-ffff98d808031800.batch_stats=
snapshot_time:            1789269386.846786483 secs.nsecs
start_time:               1789269306.866824501 secs.nsecs
elapsed_time:             79.979961982 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         9  25  25
2:		         5  13  38
4:		         3   8  47
8:		         3   8  55
16:		         2   5  61
32:		         6  16  77
64:		         8  22 100
mdc.lustre-MDT0001-mdc-ffff98d808031800.batch_stats=
snapshot_time:            1789269386.846855834 secs.nsecs
start_time:               1789269306.866953732 secs.nsecs
elapsed_time:             79.979902102 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6  21  21
2:		         1   3  25
4:		         3  10  35
8:		         3  10  46
16:		         1   3  50
32:		         3  10  60
64:		        11  39 100
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