== sanity test 123aa: verify statahead work ============== 06:16:56 (1773224216)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffffa0a3911a4000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffffa0a3911a4000.batch_stats=0
striped dir -i1 -c2 -H crush2 /mnt/lustre/d123aa.sanity
total: 100 open/close in 2.15 seconds: 46.62 ops/second
llite.lustre-ffffa0a3911a4000.statahead_max=0
101

real	0m1.919s
user	0m0.006s
sys	0m0.311s
ls -l 100 files without statahead: 2 sec
llite.lustre-ffffa0a3911a4000.statahead_max=128
128
101

real	0m0.711s
user	0m0.003s
sys	0m0.206s
ls -l 100 files with statahead: 1 sec
statahead total: 114
statahead wrong: 2
agl total: 110
list_total: 25
fname_total: 89
hit_total: 574
miss_total: 1440
total: 900 open/close in 8.53 seconds: 105.56 ops/second
llite.lustre-ffffa0a3911a4000.statahead_max=0
1001

real	0m17.812s
user	0m0.029s
sys	0m3.050s
ls -l 1000 files without statahead: 18 sec
llite.lustre-ffffa0a3911a4000.statahead_max=128
128
1001

real	0m4.356s
user	0m0.032s
sys	0m1.574s
ls -l 1000 files with statahead: 4 sec
statahead total: 115
statahead wrong: 2
agl total: 111
list_total: 26
fname_total: 89
hit_total: 1573
miss_total: 1441
total: 1000 open/close in 9.65 seconds: 103.60 ops/second
llite.lustre-ffffa0a3911a4000.statahead_max=0
2001

real	0m36.349s
user	0m0.073s
sys	0m6.078s
ls -l 2000 files without statahead: 37 sec
llite.lustre-ffffa0a3911a4000.statahead_max=128
128
2001

real	0m8.802s
user	0m0.068s
sys	0m3.382s
ls -l 2000 files with statahead: 9 sec
statahead total: 116
statahead wrong: 2
agl total: 112
list_total: 27
fname_total: 89
hit_total: 3572
miss_total: 1442
ls -l done
rm -r /mnt/lustre/d123aa.sanity: 29 seconds
llite.lustre-ffffa0a3911a4000.statahead_stats=
statahead total: 116
statahead wrong: 2
agl total: 112
list_total: 27
fname_total: 89
hit_total: 3572
miss_total: 1442
mdc.lustre-MDT0000-mdc-ffffa0a3911a4000.batch_stats=
snapshot_time:            1773224363.723648166 secs.nsecs
start_time:               1773224220.387031707 secs.nsecs
elapsed_time:             143.336616459 secs.nsecs
subreqs per batch   batches   % cum %
1:		        17  24  24
2:		         1   1  26
4:		         6   8  34
8:		         2   2  37
16:		         0   0  37
32:		        31  44  82
64:		        12  17 100
mdc.lustre-MDT0001-mdc-ffffa0a3911a4000.batch_stats=
snapshot_time:            1773224363.723732686 secs.nsecs
start_time:               1773224220.387194863 secs.nsecs
elapsed_time:             143.336537823 secs.nsecs
subreqs per batch   batches   % cum %
1:		        21  25  25
2:		         4   4  30
4:		         6   7  37
8:		         5   6  43
16:		         2   2  46
32:		         9  10  57
64:		        35  42 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536