== sanity test 123aa: verify statahead work ============== 12:01:07 (1761321667)
striped dir -i1 -c2 -H fnv_1a_64 /mnt/lustre/d123aa.sanity
total: 100 open/close in 0.64 seconds: 156.00 ops/second
llite.lustre-ffff9652a005d800.statahead_max=0
101

real	0m0.759s
user	0m0.003s
sys	0m0.125s
ls -l 100 files without statahead: 1 sec
llite.lustre-ffff9652a005d800.statahead_max=32
32
101

real	0m0.155s
user	0m0.006s
sys	0m0.071s
ls -l 100 files with statahead: 0 sec
statahead total: 26
statahead wrong: 0
agl total: 26
total: 900 open/close in 5.76 seconds: 156.33 ops/second
llite.lustre-ffff9652a005d800.statahead_max=0
1001

real	0m6.996s
user	0m0.036s
sys	0m1.067s
ls -l 1000 files without statahead: 7 sec
llite.lustre-ffff9652a005d800.statahead_max=32
32
1001

real	0m0.988s
user	0m0.016s
sys	0m0.475s
ls -l 1000 files with statahead: 1 sec
statahead total: 27
statahead wrong: 0
agl total: 27
ls -l done
rm -r /mnt/lustre/d123aa.sanity/: 4 seconds
rm done
statahead total: 27
statahead wrong: 0
agl total: 27