== sanity test 123ab: verify statahead work by using statx ========================================================== 17:47:34 (1786830454)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff95350836a800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff95350836a800.batch_stats=0
striped dir -i1 -c2 -H crush2  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.43 seconds: 41.23 ops/second
llite.lustre-ffff95350836a800.statahead_max=0
100

real	0m2.449s
user	0m0.010s
sys	0m0.330s
'statx -l' 100 files without statahead: 3 sec
llite.lustre-ffff95350836a800.statahead_max=128
llite.lustre-ffff95350836a800.statahead_max=128
100

real	0m1.195s
user	0m0.004s
sys	0m0.158s
'statx -l' 100 files with statahead: 1 sec
statahead total: 115
statahead wrong: 2
agl total: 111
list_total: 27
fname_total: 72
hit_total: 2349
miss_total: 778
swrong=2 ewrong=2
total: 900 open/close in 9.95 seconds: 90.41 ops/second
llite.lustre-ffff95350836a800.statahead_max=0
1000

real	0m26.470s
user	0m0.081s
sys	0m3.044s
'statx -l' 1000 files without statahead: 27 sec
llite.lustre-ffff95350836a800.statahead_max=128
llite.lustre-ffff95350836a800.statahead_max=128
1000

real	0m6.821s
user	0m0.070s
sys	0m1.488s
'statx -l' 1000 files with statahead: 7 sec
statahead total: 116
statahead wrong: 2
agl total: 112
list_total: 28
fname_total: 72
hit_total: 3348
miss_total: 778
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 20 seconds
llite.lustre-ffff95350836a800.statahead_stats=
statahead total: 116
statahead wrong: 2
agl total: 112
list_total: 28
fname_total: 72
hit_total: 3348
miss_total: 778
mdc.lustre-MDT0000-mdc-ffff95350836a800.batch_stats=
snapshot_time:            1786830551.222969253 secs.nsecs
start_time:               1786830459.439667722 secs.nsecs
elapsed_time:             91.783301531 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        10  31  31
2:		         0   0  31
4:		         3   9  40
8:		         2   6  46
16:		         3   9  56
32:		         2   6  62
64:		        12  37 100
mdc.lustre-MDT0001-mdc-ffff95350836a800.batch_stats=
snapshot_time:            1786830551.223039323 secs.nsecs
start_time:               1786830459.439806857 secs.nsecs
elapsed_time:             91.783232466 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         9  31  31
2:		         2   6  37
4:		         2   6  44
8:		         3  10  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