== sanity test 123aa: verify statahead work ============== 16:40:41 (1748983241)
striped dir -i1 -c2 -H crush /mnt/lustre/d123aa.sanity
total: 100 open/close in 0.47 seconds: 212.31 ops/second
llite.lustre-ffff8800a873b800.statahead_max=0
101

real	0m0.516s
user	0m0.004s
sys	0m0.119s
ls -l 100 files without statahead: 1 sec
llite.lustre-ffff8800a873b800.statahead_max=32
32
101

real	0m0.217s
user	0m0.007s
sys	0m0.064s
ls -l 100 files with statahead: 0 sec
statahead total: 27
statahead wrong: 0
agl total: 27
total: 900 open/close in 3.49 seconds: 257.75 ops/second
llite.lustre-ffff8800a873b800.statahead_max=0
1001

real	0m4.499s
user	0m0.037s
sys	0m0.958s
ls -l 1000 files without statahead: 4 sec
llite.lustre-ffff8800a873b800.statahead_max=32
32
1001

real	0m0.359s
user	0m0.023s
sys	0m0.299s
ls -l 1000 files with statahead: 0 sec
statahead total: 28
statahead wrong: 0
agl total: 28
 - open/close 2646 (time 1748983266.24 total 10.00 last 264.51)
 - open/close 5271 (time 1748983276.25 total 20.01 last 262.39)
 - open/close 7888 (time 1748983286.25 total 30.01 last 261.67)
total: 9000 open/close in 34.30 seconds: 262.40 ops/second
llite.lustre-ffff8800a873b800.statahead_max=0
10001

real	0m38.653s
user	0m0.293s
sys	0m8.357s
ls -l 10000 files without statahead: 39 sec
llite.lustre-ffff8800a873b800.statahead_max=32
32
10001

real	0m2.751s
user	0m0.178s
sys	0m2.252s
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/: 20 seconds
rm done
statahead total: 29
statahead wrong: 0
agl total: 29