== sanity test 123aa: verify statahead work ============== 13:27:54 (1781285274)
total: 100 open/close in 1.22 seconds: 82.09 ops/second
llite.lustre-ffff91ec0843c800.statahead_max=0
101

real	0m1.254s
user	0m0.006s
sys	0m0.120s
ls -l 100 files without statahead: 1 sec
llite.lustre-ffff91ec0843c800.statahead_max=32
32
101

real	0m0.327s
user	0m0.003s
sys	0m0.048s
ls -l 100 files with statahead: 1 sec
statahead total: 25
statahead wrong: 0
agl total: 25
 - open/close 819 (time 1781285293.04 total 10.01 last 81.86)
total: 900 open/close in 11.09 seconds: 81.16 ops/second
llite.lustre-ffff91ec0843c800.statahead_max=0
1001

real	0m11.385s
user	0m0.029s
sys	0m1.113s
ls -l 1000 files without statahead: 12 sec
llite.lustre-ffff91ec0843c800.statahead_max=32
32
1001

real	0m2.212s
user	0m0.014s
sys	0m0.384s
ls -l 1000 files with statahead: 3 sec
statahead total: 26
statahead wrong: 0
agl total: 26
ls -l done
rm -r /mnt/lustre/d123aa.sanity/: 8 seconds
rm done
statahead total: 26
statahead wrong: 0
agl total: 26