== sanity test 123ab: verify statahead work by using statx ========================================================== 00:10:00 (1782533400)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffffa07952f11800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffffa07952f11800.batch_stats=0
striped dir -i1 -c2 -H all_char  /mnt/lustre/d123ab.sanity
total: 100 open/close in 1.07 seconds: 93.82 ops/second
llite.lustre-ffffa07952f11800.statahead_max=0
100

real	0m1.278s
user	0m0.008s
sys	0m0.298s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffffa07952f11800.statahead_max=128
llite.lustre-ffffa07952f11800.statahead_max=128
100

real	0m0.386s
user	0m0.006s
sys	0m0.176s
'statx -l' 100 files with statahead: 0 sec
statahead total: 106
statahead wrong: 2
agl total: 104
list_total: 25
fname_total: 81
hit_total: 1850
miss_total: 1374
swrong=2 ewrong=2
total: 900 open/close in 5.21 seconds: 172.74 ops/second
llite.lustre-ffffa07952f11800.statahead_max=0
1000

real	0m11.669s
user	0m0.091s
sys	0m2.848s
'statx -l' 1000 files without statahead: 11 sec
llite.lustre-ffffa07952f11800.statahead_max=128
llite.lustre-ffffa07952f11800.statahead_max=128
1000

real	0m3.468s
user	0m0.036s
sys	0m1.590s
'statx -l' 1000 files with statahead: 4 sec
statahead total: 107
statahead wrong: 2
agl total: 105
list_total: 26
fname_total: 81
hit_total: 2849
miss_total: 1374
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 10 seconds
llite.lustre-ffffa07952f11800.statahead_stats=
statahead total: 107
statahead wrong: 2
agl total: 105
list_total: 26
fname_total: 81
hit_total: 2849
miss_total: 1374
mdc.lustre-MDT0000-mdc-ffffa07952f11800.batch_stats=
snapshot_time:            1782533442.186537525 secs.nsecs
start_time:               1782533401.676688319 secs.nsecs
elapsed_time:             40.509849206 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3  12  12
2:		         2   8  20
4:		         1   4  24
8:		         5  20  44
16:		         0   0  44
32:		         2   8  52
64:		        12  48 100
mdc.lustre-MDT0001-mdc-ffffa07952f11800.batch_stats=
snapshot_time:            1782533442.186601196 secs.nsecs
start_time:               1782533401.676758076 secs.nsecs
elapsed_time:             40.509843120 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4  15  15
2:		         1   3  19
4:		         4  15  34
8:		         1   3  38
16:		         2   7  46
32:		         5  19  65
64:		         9  34 100
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