== sanity test 123aa: verify statahead work ============== 00:54:08 (1769061248)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff94cf02c4b000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff94cf02c4b000.batch_stats=0
striped dir -i1 -c2 -H fnv_1a_64 /mnt/lustre/d123aa.sanity
total: 100 open/close in 2.49 seconds: 40.20 ops/second
llite.lustre-ffff94cf02c4b000.statahead_max=0
101

real	0m1.821s
user	0m0.004s
sys	0m0.293s
ls -l 100 files without statahead: 2 sec
llite.lustre-ffff94cf02c4b000.statahead_max=128
128
101

real	0m0.944s
user	0m0.003s
sys	0m0.167s
ls -l 100 files with statahead: 1 sec
statahead total: 155
statahead wrong: 2
agl total: 151
list_total: 25
fname_total: 130
hit_total: 796
miss_total: 1727
 - open/close 633 (time 1769061274.85 total 10.01 last 63.24)
total: 900 open/close in 14.53 seconds: 61.96 ops/second
llite.lustre-ffff94cf02c4b000.statahead_max=0
1001

real	0m24.752s
user	0m0.043s
sys	0m3.291s
ls -l 1000 files without statahead: 24 sec
llite.lustre-ffff94cf02c4b000.statahead_max=128
128
1001

real	0m6.261s
user	0m0.031s
sys	0m1.504s
ls -l 1000 files with statahead: 6 sec
statahead total: 156
statahead wrong: 2
agl total: 152
list_total: 26
fname_total: 130
hit_total: 1795
miss_total: 1728
ls -l done
rm -r /mnt/lustre/d123aa.sanity: 18 seconds
llite.lustre-ffff94cf02c4b000.statahead_stats=
statahead total: 156
statahead wrong: 2
agl total: 152
list_total: 26
fname_total: 130
hit_total: 1795
miss_total: 1728
mdc.lustre-MDT0000-mdc-ffff94cf02c4b000.batch_stats=
snapshot_time:            1769061341.221255626 secs.nsecs
start_time:               1769061253.416223156 secs.nsecs
elapsed_time:             87.805032470 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
2:		         3  12  12
4:		         2   8  20
8:		         2   8  29
16:		         3  12  41
32:		         5  20  62
64:		         9  37 100
mdc.lustre-MDT0001-mdc-ffff94cf02c4b000.batch_stats=
snapshot_time:            1769061341.221358296 secs.nsecs
start_time:               1769061253.416400500 secs.nsecs
elapsed_time:             87.804957796 secs.nsecs
subreqs per batch   batches   % cum %
1:		         5  18  18
2:		         0   0  18
4:		         3  11  29
8:		         4  14  44
16:		         0   0  44
32:		         6  22  66
64:		         9  33 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536