== sanity test 123ab: verify statahead work by using statx ========================================================== 12:12:04 (1776183124)
striped dir -i1 -c2 -H all_char /mnt/lustre/d123ab.sanity
total: 100 open/close in 1.38 seconds: 72.27 ops/second
llite.lustre-ffff9dff874d1800.statahead_max=0
100

real	0m1.394s
user	0m0.009s
sys	0m0.133s
statx -l 100 files without statahead: 2 sec
llite.lustre-ffff9dff874d1800.statahead_max=32
32
100

real	0m0.316s
user	0m0.005s
sys	0m0.057s
statx -l 100 files with statahead: 1 sec
statahead total: 28
statahead wrong: 0
agl total: 28
 - open/close 813 (time 1776183143.93 total 10.01 last 81.20)
total: 900 open/close in 11.33 seconds: 79.41 ops/second
llite.lustre-ffff9dff874d1800.statahead_max=0
1000

real	0m13.353s
user	0m0.085s
sys	0m1.180s
statx -l 1000 files without statahead: 13 sec
llite.lustre-ffff9dff874d1800.statahead_max=32
32
1000

real	0m2.152s
user	0m0.035s
sys	0m0.372s
statx -l 1000 files with statahead: 2 sec
statahead total: 29
statahead wrong: 0
agl total: 29
statx -l done
rm -r /mnt/lustre/d123ab.sanity/: 8 seconds
rm done
statahead total: 29
statahead wrong: 0
agl total: 29