== sanity test 123aa: verify statahead work ============== 13:34:11 (1781285651)
striped dir -i1 -c2 -H all_char /mnt/lustre/d123aa.sanity
total: 100 open/close in 1.91 seconds: 52.43 ops/second
llite.lustre-ffff949699755000.statahead_max=0
101

real	0m1.485s
user	0m0.006s
sys	0m0.137s
ls -l 100 files without statahead: 2 sec
llite.lustre-ffff949699755000.statahead_max=32
32
101

real	0m0.478s
user	0m0.009s
sys	0m0.066s
ls -l 100 files with statahead: 0 sec
statahead total: 26
statahead wrong: 0
agl total: 26
 - open/close 607 (time 1781285673.50 total 10.02 last 60.56)
total: 900 open/close in 14.61 seconds: 61.62 ops/second
llite.lustre-ffff949699755000.statahead_max=0
1001

real	0m18.278s
user	0m0.040s
sys	0m1.439s
ls -l 1000 files without statahead: 19 sec
llite.lustre-ffff949699755000.statahead_max=32
32
1001

real	0m2.899s
user	0m0.024s
sys	0m0.466s
ls -l 1000 files with statahead: 3 sec
statahead total: 27
statahead wrong: 0
agl total: 27
ls -l done
rm -r /mnt/lustre/d123aa.sanity/: 10 seconds
rm done
statahead total: 27
statahead wrong: 0
agl total: 27