== sanity test 123ab: verify statahead work by using statx ========================================================== 10:15:13 (1789481713)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff89e648266800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff89e648266800.batch_stats=0
striped dir -i1 -c2 -H all_char  /mnt/lustre/d123ab.sanity
total: 100 open/close in 1.57 seconds: 63.86 ops/second
llite.lustre-ffff89e648266800.statahead_max=0
100

real	0m1.392s
user	0m0.009s
sys	0m0.278s
'statx -l' 100 files without statahead: 1 sec
llite.lustre-ffff89e648266800.statahead_max=128
llite.lustre-ffff89e648266800.statahead_max=128
100

real	0m0.496s
user	0m0.011s
sys	0m0.184s
'statx -l' 100 files with statahead: 1 sec
statahead total: 124
statahead wrong: 2
agl total: 121
list_total: 27
fname_total: 97
hit_total: 2129
miss_total: 1280
swrong=2 ewrong=2
total: 900 open/close in 8.38 seconds: 107.42 ops/second
llite.lustre-ffff89e648266800.statahead_max=0
1000

real	0m15.379s
user	0m0.087s
sys	0m2.616s
'statx -l' 1000 files without statahead: 15 sec
llite.lustre-ffff89e648266800.statahead_max=128
llite.lustre-ffff89e648266800.statahead_max=128
1000

real	0m3.300s
user	0m0.040s
sys	0m1.366s
'statx -l' 1000 files with statahead: 3 sec
statahead total: 125
statahead wrong: 2
agl total: 122
list_total: 28
fname_total: 97
hit_total: 3128
miss_total: 1280
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 12 seconds
llite.lustre-ffff89e648266800.statahead_stats=
statahead total: 125
statahead wrong: 2
agl total: 122
list_total: 28
fname_total: 97
hit_total: 3128
miss_total: 1280
mdc.lustre-MDT0000-mdc-ffff89e648266800.batch_stats=
snapshot_time:            1789481769.048666160 secs.nsecs
start_time:               1789481715.531898248 secs.nsecs
elapsed_time:             53.516767912 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3  13  13
2:		         1   4  18
4:		         3  13  31
8:		         1   4  36
16:		         0   0  36
32:		         3  13  50
64:		        11  50 100
mdc.lustre-MDT0001-mdc-ffff89e648266800.batch_stats=
snapshot_time:            1789481769.049895162 secs.nsecs
start_time:               1789481715.531982838 secs.nsecs
elapsed_time:             53.517912324 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6  22  22
2:		         1   3  25
4:		         2   7  33
8:		         3  11  44
16:		         1   3  48
32:		         4  14  62
64:		        10  37 100
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