== sanity test 123aa: verify statahead work ============== 05:17:28 (1773739048)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff92c5c8e97800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff92c5c8e97800.batch_stats=0
striped dir -i1 -c2 -H crush2 /mnt/lustre/d123aa.sanity
total: 100 open/close in 2.99 seconds: 33.45 ops/second
llite.lustre-ffff92c5c8e97800.statahead_max=0
101

real	0m2.285s
user	0m0.008s
sys	0m0.348s
ls -l 100 files without statahead: 2 sec
llite.lustre-ffff92c5c8e97800.statahead_max=128
128
101

real	0m0.911s
user	0m0.004s
sys	0m0.167s
ls -l 100 files with statahead: 1 sec
statahead total: 157
statahead wrong: 2
agl total: 152
list_total: 25
fname_total: 123
hit_total: 691
miss_total: 1536
 - open/close 767 (time 1773739077.93 total 10.01 last 76.64)
total: 900 open/close in 11.98 seconds: 75.11 ops/second
llite.lustre-ffff92c5c8e97800.statahead_max=0
1001

real	0m22.318s
user	0m0.031s
sys	0m3.191s
ls -l 1000 files without statahead: 23 sec
llite.lustre-ffff92c5c8e97800.statahead_max=128
128
1001

real	0m6.149s
user	0m0.032s
sys	0m1.589s
ls -l 1000 files with statahead: 6 sec
statahead total: 158
statahead wrong: 2
agl total: 153
list_total: 26
fname_total: 123
hit_total: 1690
miss_total: 1537
ls -l done
rm -r /mnt/lustre/d123aa.sanity: 19 seconds
llite.lustre-ffff92c5c8e97800.statahead_stats=
statahead total: 158
statahead wrong: 2
agl total: 153
list_total: 26
fname_total: 123
hit_total: 1690
miss_total: 1537
mdc.lustre-MDT0000-mdc-ffff92c5c8e97800.batch_stats=
snapshot_time:            1773739141.221089328 secs.nsecs
start_time:               1773739053.876088793 secs.nsecs
elapsed_time:             87.345000535 secs.nsecs
subreqs per batch   batches   % cum %
1:		         5  19  19
2:		         3  11  30
4:		         2   7  38
8:		         2   7  46
16:		         0   0  46
32:		        11  42  88
64:		         3  11 100
mdc.lustre-MDT0001-mdc-ffff92c5c8e97800.batch_stats=
snapshot_time:            1773739141.221169323 secs.nsecs
start_time:               1773739053.876268423 secs.nsecs
elapsed_time:             87.344900900 secs.nsecs
subreqs per batch   batches   % cum %
1:		         4  14  14
2:		         2   7  21
4:		         2   7  28
8:		         4  14  42
16:		         1   3  46
32:		         1   3  50
64:		        14  50 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536