== sanity test 123aa: verify statahead work ============== 12:08:45 (1776182925)
total: 100 open/close in 1.79 seconds: 55.97 ops/second
llite.lustre-ffff9dbcc7e9c000.statahead_max=0
101

real	0m1.615s
user	0m0.004s
sys	0m0.156s
ls -l 100 files without statahead: 2 sec
llite.lustre-ffff9dbcc7e9c000.statahead_max=32
32
101

real	0m0.381s
user	0m0.003s
sys	0m0.053s
ls -l 100 files with statahead: 0 sec
statahead total: 25
statahead wrong: 0
agl total: 25
 - open/close 657 (time 1776182946.66 total 10.02 last 65.55)
total: 900 open/close in 13.76 seconds: 65.41 ops/second
llite.lustre-ffff9dbcc7e9c000.statahead_max=0
1001

real	0m13.117s
user	0m0.030s
sys	0m1.131s
ls -l 1000 files without statahead: 13 sec
llite.lustre-ffff9dbcc7e9c000.statahead_max=32
32
1001

real	0m2.095s
user	0m0.017s
sys	0m0.395s
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/: 12 seconds
rm done
statahead total: 26
statahead wrong: 0
agl total: 26