== sanity test 123ab: verify statahead work by using statx ========================================================== 18:47:57 (1784414877)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff9a998619e800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9a998619e800.batch_stats=0
striped dir -i1 -c2 -H all_char  /mnt/lustre/d123ab.sanity
total: 100 open/close in 1.23 seconds: 81.21 ops/second
llite.lustre-ffff9a998619e800.statahead_max=0
100

real	0m1.040s
user	0m0.008s
sys	0m0.355s
'statx -l' 100 files without statahead: 1 sec
llite.lustre-ffff9a998619e800.statahead_max=128
llite.lustre-ffff9a998619e800.statahead_max=128
100

real	0m0.665s
user	0m0.006s
sys	0m0.406s
'statx -l' 100 files with statahead: 1 sec
statahead total: 51
statahead wrong: 2
agl total: 50
list_total: 19
fname_total: 32
hit_total: 1734
miss_total: 1524
swrong=2 ewrong=2
total: 900 open/close in 2.61 seconds: 344.52 ops/second
llite.lustre-ffff9a998619e800.statahead_max=0
1000

real	0m8.124s
user	0m0.046s
sys	0m2.994s
'statx -l' 1000 files without statahead: 8 sec
llite.lustre-ffff9a998619e800.statahead_max=128
llite.lustre-ffff9a998619e800.statahead_max=128
1000

real	0m4.690s
user	0m0.029s
sys	0m2.737s
'statx -l' 1000 files with statahead: 4 sec
statahead total: 52
statahead wrong: 2
agl total: 51
list_total: 20
fname_total: 32
hit_total: 2733
miss_total: 1524
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 8 seconds
llite.lustre-ffff9a998619e800.statahead_stats=
statahead total: 52
statahead wrong: 2
agl total: 51
list_total: 20
fname_total: 32
hit_total: 2733
miss_total: 1524
mdc.lustre-MDT0000-mdc-ffff9a998619e800.batch_stats=
snapshot_time:            1784414911.720068075 secs.nsecs
start_time:               1784414878.836049658 secs.nsecs
elapsed_time:             32.884018417 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        14  41  41
2:		         3   8  50
4:		         1   2  52
8:		         2   5  58
16:		         0   0  58
32:		         4  11  70
64:		        10  29 100
mdc.lustre-MDT0001-mdc-ffff9a998619e800.batch_stats=
snapshot_time:            1784414911.720119554 secs.nsecs
start_time:               1784414878.836135810 secs.nsecs
elapsed_time:             32.883983744 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        15  44  44
2:		         1   2  47
4:		         3   8  55
8:		         1   2  58
16:		         0   0  58
32:		         3   8  67
64:		        11  32 100
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