== sanity test 123aa: verify statahead work ============== 03:08:48 (1775200128)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8c6d10583800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8c6d10583800.batch_stats=0
striped dir -i1 -c2 -H crush2 /mnt/lustre/d123aa.sanity
total: 100 open/close in 2.98 seconds: 33.52 ops/second
llite.lustre-ffff8c6d10583800.statahead_max=0
101

real	0m2.494s
user	0m0.008s
sys	0m0.351s
ls -l 100 files without statahead: 2 sec
llite.lustre-ffff8c6d10583800.statahead_max=128
128
101

real	0m0.987s
user	0m0.004s
sys	0m0.156s
ls -l 100 files with statahead: 1 sec
statahead total: 135
statahead wrong: 2
agl total: 131
list_total: 25
fname_total: 107
hit_total: 577
miss_total: 1731
 - open/close 754 (time 1775200157.42 total 10.00 last 75.37)
total: 900 open/close in 11.81 seconds: 76.18 ops/second
llite.lustre-ffff8c6d10583800.statahead_max=0
1001

real	0m24.197s
user	0m0.031s
sys	0m3.196s
ls -l 1000 files without statahead: 24 sec
llite.lustre-ffff8c6d10583800.statahead_max=128
128
1001

real	0m6.689s
user	0m0.029s
sys	0m1.563s
ls -l 1000 files with statahead: 7 sec
statahead total: 136
statahead wrong: 2
agl total: 132
list_total: 26
fname_total: 107
hit_total: 1576
miss_total: 1732
ls -l done
rm -r /mnt/lustre/d123aa.sanity: 20 seconds
llite.lustre-ffff8c6d10583800.statahead_stats=
statahead total: 136
statahead wrong: 2
agl total: 132
list_total: 26
fname_total: 107
hit_total: 1576
miss_total: 1732
mdc.lustre-MDT0000-mdc-ffff8c6d10583800.batch_stats=
snapshot_time:            1775200224.217292801 secs.nsecs
start_time:               1775200133.635839985 secs.nsecs
elapsed_time:             90.581452816 secs.nsecs
subreqs per batch   batches   % cum %
1:		         6  25  25
2:		         1   4  29
4:		         2   8  37
8:		         1   4  41
16:		         1   4  45
32:		        11  45  91
64:		         2   8 100
mdc.lustre-MDT0001-mdc-ffff8c6d10583800.batch_stats=
snapshot_time:            1775200224.217360423 secs.nsecs
start_time:               1775200133.635979061 secs.nsecs
elapsed_time:             90.581381362 secs.nsecs
subreqs per batch   batches   % cum %
1:		         5  18  18
2:		         2   7  25
4:		         0   0  25
8:		         3  11  37
16:		         1   3  40
32:		         2   7  48
64:		        14  51 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536