== sanity test 123aa: verify statahead work ============== 10:23:44 (1761315824)
total: 100 open/close in 1.62 seconds: 61.79 ops/second
llite.lustre-ffff9b8642e95800.statahead_max=0
101

real	0m1.212s
user	0m0.003s
sys	0m0.132s
ls -l 100 files without statahead: 1 sec
llite.lustre-ffff9b8642e95800.statahead_max=32
32
101

real	0m0.327s
user	0m0.001s
sys	0m0.055s
ls -l 100 files with statahead: 0 sec
statahead total: 25
statahead wrong: 0
agl total: 25
 - open/close 754 (time 1761315844.78 total 10.00 last 75.40)
total: 900 open/close in 11.98 seconds: 75.12 ops/second
llite.lustre-ffff9b8642e95800.statahead_max=0
1001

real	0m12.901s
user	0m0.032s
sys	0m1.165s
ls -l 1000 files without statahead: 13 sec
llite.lustre-ffff9b8642e95800.statahead_max=32
32
1001

real	0m2.309s
user	0m0.016s
sys	0m0.389s
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/: 8 seconds
rm done
statahead total: 26
statahead wrong: 0
agl total: 26