== sanity test 123ab: verify statahead work by using statx ========================================================== 08:11:14 (1775045474)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff95b4c7e87800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff95b4c7e87800.batch_stats=0
striped dir -i1 -c2 -H all_char /mnt/lustre/d123ab.sanity
total: 100 open/close in 0.69 seconds: 144.74 ops/second
llite.lustre-ffff95b4c7e87800.statahead_max=0
100

real	0m0.785s
user	0m0.008s
sys	0m0.274s
statx -l 100 files without statahead: 1 sec
llite.lustre-ffff95b4c7e87800.statahead_max=128
128
100

real	0m0.413s
user	0m0.005s
sys	0m0.215s
statx -l 100 files with statahead: 1 sec
statahead total: 82
statahead wrong: 1
agl total: 80
list_total: 26
fname_total: 56
hit_total: 11356
miss_total: 228
total: 900 open/close in 2.13 seconds: 423.42 ops/second
llite.lustre-ffff95b4c7e87800.statahead_max=0
1000

real	0m6.761s
user	0m0.077s
sys	0m2.379s
statx -l 1000 files without statahead: 7 sec
llite.lustre-ffff95b4c7e87800.statahead_max=128
128
1000

real	0m3.289s
user	0m0.031s
sys	0m2.072s
statx -l 1000 files with statahead: 3 sec
statahead total: 83
statahead wrong: 1
agl total: 81
list_total: 27
fname_total: 56
hit_total: 12355
miss_total: 228
 - open/close 3828 (time 1775045504.97 total 10.00 last 382.70)
 - open/close 7927 (time 1775045514.97 total 20.00 last 409.82)
total: 9000 open/close in 22.51 seconds: 399.85 ops/second
llite.lustre-ffff95b4c7e87800.statahead_max=0
10000

real	0m55.821s
user	0m0.472s
sys	0m20.557s
statx -l 10000 files without statahead: 56 sec
llite.lustre-ffff95b4c7e87800.statahead_max=128
128
10000

real	0m27.771s
user	0m0.319s
sys	0m17.467s
statx -l 10000 files with statahead: 28 sec
statahead total: 84
statahead wrong: 1
agl total: 82
list_total: 28
fname_total: 56
hit_total: 22354
miss_total: 228
statx -l done
rm -r /mnt/lustre/d123ab.sanity: 59 seconds
llite.lustre-ffff95b4c7e87800.statahead_stats=
statahead total: 84
statahead wrong: 1
agl total: 82
list_total: 28
fname_total: 56
hit_total: 22354
miss_total: 228
mdc.lustre-MDT0000-mdc-ffff95b4c7e87800.batch_stats=
snapshot_time:            1775045671.950564245 secs.nsecs
start_time:               1775045475.452825839 secs.nsecs
elapsed_time:             196.497738406 secs.nsecs
subreqs per batch   batches   % cum %
1:		       182  49  49
2:		        26   7  56
4:		         6   1  58
8:		         5   1  59
16:		         0   0  59
32:		        44  11  71
64:		       105  28 100
mdc.lustre-MDT0001-mdc-ffff95b4c7e87800.batch_stats=
snapshot_time:            1775045671.950629994 secs.nsecs
start_time:               1775045475.452898449 secs.nsecs
elapsed_time:             196.497731545 secs.nsecs
subreqs per batch   batches   % cum %
1:		       198  52  52
2:		        19   5  57
4:		         9   2  59
8:		         2   0  60
16:		         1   0  60
32:		        44  11  72
64:		       105  27 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536