== sanity test 123ab: verify statahead work by using statx ========================================================== 15:56:31 (1786737391)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff944848a15800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff944848a15800.batch_stats=0
striped dir -i1 -c2 -H crush2  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.90 seconds: 34.53 ops/second
llite.lustre-ffff944848a15800.statahead_max=0
100

real	0m2.413s
user	0m0.008s
sys	0m0.303s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff944848a15800.statahead_max=128
llite.lustre-ffff944848a15800.statahead_max=128
100

real	0m0.979s
user	0m0.008s
sys	0m0.171s
'statx -l' 100 files with statahead: 1 sec
statahead total: 133
statahead wrong: 1
agl total: 128
list_total: 28
fname_total: 93
hit_total: 1728
miss_total: 272
swrong=1 ewrong=1
 - open/close 786 (time 1786737419.95 total 10.01 last 78.55)
total: 900 open/close in 11.46 seconds: 78.55 ops/second
llite.lustre-ffff944848a15800.statahead_max=0
1000

real	0m22.789s
user	0m0.069s
sys	0m2.870s
'statx -l' 1000 files without statahead: 22 sec
llite.lustre-ffff944848a15800.statahead_max=128
llite.lustre-ffff944848a15800.statahead_max=128
1000

real	0m7.110s
user	0m0.057s
sys	0m1.399s
'statx -l' 1000 files with statahead: 7 sec
statahead total: 134
statahead wrong: 1
agl total: 129
list_total: 29
fname_total: 93
hit_total: 2727
miss_total: 272
swrong=1 ewrong=1
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 19 seconds
llite.lustre-ffff944848a15800.statahead_stats=
statahead total: 134
statahead wrong: 1
agl total: 129
list_total: 29
fname_total: 93
hit_total: 2727
miss_total: 272
mdc.lustre-MDT0000-mdc-ffff944848a15800.batch_stats=
snapshot_time:            1786737482.979843562 secs.nsecs
start_time:               1786737396.598099921 secs.nsecs
elapsed_time:             86.381743641 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   8   8
2:		         1   4  12
4:		         1   4  16
8:		         3  12  29
16:		         3  12  41
32:		         3  12  54
64:		        11  45 100
mdc.lustre-MDT0001-mdc-ffff944848a15800.batch_stats=
snapshot_time:            1786737482.979904614 secs.nsecs
start_time:               1786737396.598497031 secs.nsecs
elapsed_time:             86.381407583 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3  14  14
2:		         1   4  19
4:		         1   4  23
8:		         2   9  33
16:		         1   4  38
32:		         7  33  71
64:		         6  28 100
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