== sanity test 123aa: verify statahead work ============== 09:42:09 (1759844529)
striped dir -i1 -c2 -H all_char /mnt/lustre/d123aa.sanity
total: 100 open/close in 0.26 seconds: 377.43 ops/second
llite.lustre-ffffa07a42d67000.statahead_max=0
101

real	0m0.319s
user	0m0.001s
sys	0m0.069s
ls -l 100 files without statahead: 0 sec
llite.lustre-ffffa07a42d67000.statahead_max=32
32
101

real	0m0.173s
user	0m0.006s
sys	0m0.049s
ls -l 100 files with statahead: 1 sec
statahead total: 26
statahead wrong: 0
agl total: 26
total: 900 open/close in 1.77 seconds: 509.00 ops/second
llite.lustre-ffffa07a42d67000.statahead_max=0
1001

real	0m2.680s
user	0m0.016s
sys	0m0.508s
ls -l 1000 files without statahead: 3 sec
llite.lustre-ffffa07a42d67000.statahead_max=32
32
1001

real	0m0.633s
user	0m0.011s
sys	0m0.558s
ls -l 1000 files with statahead: 1 sec
statahead total: 27
statahead wrong: 0
agl total: 27
 - open/close 4846 (time 1759844549.49 total 10.00 last 484.56)
total: 9000 open/close in 18.43 seconds: 488.29 ops/second
llite.lustre-ffffa07a42d67000.statahead_max=0
10001

real	0m26.289s
user	0m0.157s
sys	0m4.975s
ls -l 10000 files without statahead: 27 sec
llite.lustre-ffffa07a42d67000.statahead_max=32
32
10001

real	0m7.637s
user	0m0.143s
sys	0m6.863s
ls -l 10000 files with statahead: 8 sec
statahead total: 28
statahead wrong: 0
agl total: 28
ls -l done
rm -r /mnt/lustre/d123aa.sanity/: 22 seconds
rm done
statahead total: 28
statahead wrong: 0
agl total: 28