== sanity test 123aa: verify statahead work ============== 00:04:18 (1789358658)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff937288f6d000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff937288f6d000.batch_stats=0
striped dir -i1 -c2 -H crush2  /mnt/lustre/d123aa.sanity
total: 100 open/close in 1.00 seconds: 100.00 ops/second
llite.lustre-ffff937288f6d000.statahead_max=0
101

real	0m0.968s
user	0m0.011s
sys	0m0.271s
'ls -l' 100 files without statahead: 1 sec
llite.lustre-ffff937288f6d000.statahead_max=128
llite.lustre-ffff937288f6d000.statahead_max=128
101

real	0m0.436s
user	0m0.002s
sys	0m0.188s
'ls -l' 100 files with statahead: 0 sec
statahead total: 83
statahead wrong: 2
agl total: 81
list_total: 23
fname_total: 60
hit_total: 1066
miss_total: 756
swrong=2 ewrong=2
total: 900 open/close in 4.18 seconds: 215.45 ops/second
llite.lustre-ffff937288f6d000.statahead_max=0
1001

real	0m9.059s
user	0m0.032s
sys	0m2.630s
'ls -l' 1000 files without statahead: 9 sec
llite.lustre-ffff937288f6d000.statahead_max=128
llite.lustre-ffff937288f6d000.statahead_max=128
1001

real	0m2.743s
user	0m0.015s
sys	0m1.720s
'ls -l' 1000 files with statahead: 3 sec
statahead total: 84
statahead wrong: 2
agl total: 82
list_total: 24
fname_total: 60
hit_total: 2065
miss_total: 757
swrong=2 ewrong=2
'ls -l' done
unlink + rm -r /mnt/lustre/d123aa.sanity: 8 seconds
llite.lustre-ffff937288f6d000.statahead_stats=
statahead total: 84
statahead wrong: 2
agl total: 82
list_total: 24
fname_total: 60
hit_total: 2065
miss_total: 757
mdc.lustre-MDT0000-mdc-ffff937288f6d000.batch_stats=
snapshot_time:            1789358693.295544798 secs.nsecs
start_time:               1789358660.494709546 secs.nsecs
elapsed_time:             32.800835252 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         9  33  33
2:		         3  11  44
4:		         2   7  51
8:		         0   0  51
16:		         0   0  51
32:		        10  37  88
64:		         3  11 100
mdc.lustre-MDT0001-mdc-ffff937288f6d000.batch_stats=
snapshot_time:            1789358693.295607948 secs.nsecs
start_time:               1789358660.494789087 secs.nsecs
elapsed_time:             32.800818861 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         9  29  29
2:		         2   6  35
4:		         1   3  38
8:		         3   9  48
16:		         2   6  54
32:		         0   0  54
64:		        14  45 100
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