== sanity test 123aa: verify statahead work ============== 23:13:27 (1789269207)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff98d808031800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff98d808031800.batch_stats=0
striped dir -i1 -c2 -H crush2  /mnt/lustre/d123aa.sanity
total: 100 open/close in 2.39 seconds: 41.91 ops/second
llite.lustre-ffff98d808031800.statahead_max=0
101

real	0m1.763s
user	0m0.005s
sys	0m0.297s
'ls -l' 100 files without statahead: 1 sec
llite.lustre-ffff98d808031800.statahead_max=128
llite.lustre-ffff98d808031800.statahead_max=128
101

real	0m0.740s
user	0m0.008s
sys	0m0.172s
'ls -l' 100 files with statahead: 1 sec
statahead total: 148
statahead wrong: 2
agl total: 143
list_total: 25
fname_total: 122
hit_total: 620
miss_total: 1430
swrong=2 ewrong=2
total: 900 open/close in 9.83 seconds: 91.56 ops/second
llite.lustre-ffff98d808031800.statahead_max=0
1001

real	0m21.205s
user	0m0.042s
sys	0m2.986s
'ls -l' 1000 files without statahead: 21 sec
llite.lustre-ffff98d808031800.statahead_max=128
llite.lustre-ffff98d808031800.statahead_max=128
1001

real	0m5.925s
user	0m0.028s
sys	0m1.507s
'ls -l' 1000 files with statahead: 6 sec
statahead total: 149
statahead wrong: 2
agl total: 144
list_total: 26
fname_total: 122
hit_total: 1619
miss_total: 1431
swrong=2 ewrong=2
'ls -l' done
unlink + rm -r /mnt/lustre/d123aa.sanity: 21 seconds
llite.lustre-ffff98d808031800.statahead_stats=
statahead total: 149
statahead wrong: 2
agl total: 144
list_total: 26
fname_total: 122
hit_total: 1619
miss_total: 1431
mdc.lustre-MDT0000-mdc-ffff98d808031800.batch_stats=
snapshot_time:            1789269291.983145696 secs.nsecs
start_time:               1789269211.078891929 secs.nsecs
elapsed_time:             80.904253767 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7  28  28
2:		         0   0  28
4:		         1   4  32
8:		         2   8  40
16:		         2   8  48
32:		        12  48  96
64:		         1   4 100
mdc.lustre-MDT0001-mdc-ffff98d808031800.batch_stats=
snapshot_time:            1789269291.983208974 secs.nsecs
start_time:               1789269211.078970839 secs.nsecs
elapsed_time:             80.904238135 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6  19  19
2:		         2   6  25
4:		         2   6  32
8:		         1   3  35
16:		         3   9  45
32:		         4  12  58
64:		        13  41 100
unlink(/mnt/lustre/d123aa.sanity/f123aa.sanity0) error: No such file or directory
total: 0 unlinks in 0 seconds: -nan unlinks/second
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536