== sanity test 123aa: verify statahead work ============== 18:36:26 (1736984186)
striped dir -i1 -c2 -H all_char /mnt/lustre/d123aa.sanity
total: 100 open/close in 0.23 seconds: 432.22 ops/second
llite.lustre-ffff8800aa726000.statahead_max=0
101

real	0m0.249s
user	0m0.001s
sys	0m0.071s
ls -l 100 files without statahead: 0 sec
llite.lustre-ffff8800aa726000.statahead_max=32
32
101

real	0m0.131s
user	0m0.005s
sys	0m0.042s
ls -l 100 files with statahead: 1 sec
statahead total: 27
statahead wrong: 0
agl total: 27
total: 900 open/close in 1.54 seconds: 582.83 ops/second
llite.lustre-ffff8800aa726000.statahead_max=0
1001

real	0m2.390s
user	0m0.033s
sys	0m0.603s
ls -l 1000 files without statahead: 3 sec
llite.lustre-ffff8800aa726000.statahead_max=32
32
1001

real	0m0.425s
user	0m0.017s
sys	0m0.312s
ls -l 1000 files with statahead: 1 sec
statahead total: 28
statahead wrong: 0
agl total: 28
 - open/close 5809 (time 1736984205.28 total 10.00 last 580.87)
total: 9000 open/close in 15.99 seconds: 562.94 ops/second
llite.lustre-ffff8800aa726000.statahead_max=0
10001

real	0m22.517s
user	0m0.317s
sys	0m5.639s
ls -l 10000 files without statahead: 22 sec
llite.lustre-ffff8800aa726000.statahead_max=32
32
10001

real	0m3.244s
user	0m0.198s
sys	0m2.771s
ls -l 10000 files with statahead: 4 sec
statahead total: 29
statahead wrong: 0
agl total: 29
ls -l done
rm -r /mnt/lustre/d123aa.sanity/: 13 seconds
rm done
statahead total: 29
statahead wrong: 0
agl total: 29