== sanity test 123aa: verify statahead work ============== 23:28:07 (1770438487)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8ad4886e0000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8ad4886e0000.batch_stats=0
striped dir -i1 -c2 -H fnv_1a_64 /mnt/lustre/d123aa.sanity
total: 100 open/close in 0.96 seconds: 104.17 ops/second
llite.lustre-ffff8ad4886e0000.statahead_max=0
101

real	0m0.840s
user	0m0.000s
sys	0m0.283s
ls -l 100 files without statahead: 1 sec
llite.lustre-ffff8ad4886e0000.statahead_max=128
128
101

real	0m0.512s
user	0m0.003s
sys	0m0.268s
ls -l 100 files with statahead: 0 sec
statahead total: 70
statahead wrong: 1
agl total: 68
list_total: 21
fname_total: 39
hit_total: 684
miss_total: 203
total: 900 open/close in 3.18 seconds: 283.35 ops/second
llite.lustre-ffff8ad4886e0000.statahead_max=0
1001

real	0m9.586s
user	0m0.029s
sys	0m3.248s
ls -l 1000 files without statahead: 10 sec
llite.lustre-ffff8ad4886e0000.statahead_max=128
128
1001

real	0m3.467s
user	0m0.015s
sys	0m2.177s
ls -l 1000 files with statahead: 4 sec
statahead total: 71
statahead wrong: 1
agl total: 69
list_total: 22
fname_total: 39
hit_total: 1683
miss_total: 204
 - open/close 2366 (time 1770438525.39 total 10.00 last 236.55)
total: 4000 open/close in 17.05 seconds: 234.57 ops/second
llite.lustre-ffff8ad4886e0000.statahead_max=0
5001

real	0m46.302s
user	0m0.143s
sys	0m15.902s
ls -l 5000 files without statahead: 46 sec
llite.lustre-ffff8ad4886e0000.statahead_max=128
128
5001

real	0m21.096s
user	0m0.061s
sys	0m13.611s
ls -l 5000 files with statahead: 21 sec
statahead total: 72
statahead wrong: 1
agl total: 70
list_total: 23
fname_total: 39
hit_total: 6682
miss_total: 205
ls -l done
rm -r /mnt/lustre/d123aa.sanity: 37 seconds
llite.lustre-ffff8ad4886e0000.statahead_stats=
statahead total: 72
statahead wrong: 1
agl total: 70
list_total: 23
fname_total: 39
hit_total: 6682
miss_total: 205
mdc.lustre-MDT0000-mdc-ffff8ad4886e0000.batch_stats=
snapshot_time:            1770438646.760847376 secs.nsecs
start_time:               1770438489.372460796 secs.nsecs
elapsed_time:             157.388386580 secs.nsecs
subreqs per batch   batches   % cum %
1:		        71  42  42
2:		         6   3  45
4:		         2   1  46
8:		         8   4  51
16:		         0   0  51
32:		        21  12  63
64:		        61  36 100
mdc.lustre-MDT0001-mdc-ffff8ad4886e0000.batch_stats=
snapshot_time:            1770438646.760932791 secs.nsecs
start_time:               1770438489.372521646 secs.nsecs
elapsed_time:             157.388411145 secs.nsecs
subreqs per batch   batches   % cum %
1:		        87  47  47
2:		         9   4  52
4:		         6   3  55
8:		         0   0  55
16:		         0   0  55
32:		        24  13  68
64:		        58  31 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536