== sanity test 123aa: verify statahead work ============== 17:01:44 (1776200504)
total: 100 open/close in 1.24 seconds: 80.88 ops/second
llite.lustre-ffff8d07cb14e800.statahead_max=0
101

real	0m0.899s
user	0m0.005s
sys	0m0.110s
ls -l 100 files without statahead: 1 sec
llite.lustre-ffff8d07cb14e800.statahead_max=32
32
101

real	0m0.312s
user	0m0.003s
sys	0m0.054s
ls -l 100 files with statahead: 0 sec
statahead total: 25
statahead wrong: 0
agl total: 25
 - open/close 806 (time 1776200523.48 total 10.01 last 80.52)
total: 900 open/close in 11.32 seconds: 79.49 ops/second
llite.lustre-ffff8d07cb14e800.statahead_max=0
1001

real	0m11.212s
user	0m0.034s
sys	0m1.093s
ls -l 1000 files without statahead: 12 sec
llite.lustre-ffff8d07cb14e800.statahead_max=32
32
1001

real	0m2.215s
user	0m0.017s
sys	0m0.334s
ls -l 1000 files with statahead: 2 sec
statahead total: 26
statahead wrong: 0
agl total: 26
ls -l done
rm -r /mnt/lustre/d123aa.sanity/: 9 seconds
rm done
statahead total: 26
statahead wrong: 0
agl total: 26