== sanity test 123aa: verify statahead work ============== 12:11:03 (1776183063)
striped dir -i1 -c2 -H fnv_1a_64 /mnt/lustre/d123aa.sanity
total: 100 open/close in 1.41 seconds: 71.17 ops/second
llite.lustre-ffff9dff874d1800.statahead_max=0
101

real	0m1.565s
user	0m0.008s
sys	0m0.131s
ls -l 100 files without statahead: 1 sec
llite.lustre-ffff9dff874d1800.statahead_max=32
32
101

real	0m0.272s
user	0m0.002s
sys	0m0.062s
ls -l 100 files with statahead: 0 sec
statahead total: 26
statahead wrong: 0
agl total: 26
 - open/close 757 (time 1776183084.65 total 10.00 last 75.66)
total: 900 open/close in 12.00 seconds: 74.98 ops/second
llite.lustre-ffff9dff874d1800.statahead_max=0
1001

real	0m14.040s
user	0m0.031s
sys	0m1.113s
ls -l 1000 files without statahead: 14 sec
llite.lustre-ffff9dff874d1800.statahead_max=32
32
1001

real	0m2.598s
user	0m0.020s
sys	0m0.401s
ls -l 1000 files with statahead: 2 sec
statahead total: 27
statahead wrong: 0
agl total: 27
ls -l done
rm -r /mnt/lustre/d123aa.sanity/: 9 seconds
rm done
statahead total: 27
statahead wrong: 0
agl total: 27