== sanity test 123aa: verify statahead work ============== 19:16:46 (1736986606)
striped dir -i1 -c2 -H crush /mnt/lustre/d123aa.sanity
total: 100 open/close in 0.18 seconds: 562.18 ops/second
llite.lustre-ffff88012dbc4000.statahead_max=0
101

real	0m0.217s
user	0m0.003s
sys	0m0.062s
ls -l 100 files without statahead: 0 sec
llite.lustre-ffff88012dbc4000.statahead_max=32
32
101

real	0m0.125s
user	0m0.005s
sys	0m0.038s
ls -l 100 files with statahead: 0 sec
statahead total: 27
statahead wrong: 0
agl total: 27
total: 900 open/close in 1.63 seconds: 552.62 ops/second
llite.lustre-ffff88012dbc4000.statahead_max=0
1001

real	0m2.039s
user	0m0.027s
sys	0m0.530s
ls -l 1000 files without statahead: 2 sec
llite.lustre-ffff88012dbc4000.statahead_max=32
32
1001

real	0m0.423s
user	0m0.020s
sys	0m0.311s
ls -l 1000 files with statahead: 0 sec
statahead total: 28
statahead wrong: 0
agl total: 28
 - open/close 5801 (time 1736986624.66 total 10.00 last 580.00)
total: 9000 open/close in 16.00 seconds: 562.46 ops/second
llite.lustre-ffff88012dbc4000.statahead_max=0
10001

real	0m22.773s
user	0m0.449s
sys	0m5.662s
ls -l 10000 files without statahead: 23 sec
llite.lustre-ffff88012dbc4000.statahead_max=32
32
10001

real	0m3.047s
user	0m0.184s
sys	0m2.659s
ls -l 10000 files with statahead: 3 sec
statahead total: 29
statahead wrong: 0
agl total: 29
ls -l done
rm -r /mnt/lustre/d123aa.sanity/: 10 seconds
rm done
statahead total: 29
statahead wrong: 0
agl total: 29