== sanity test 123ab: verify statahead work by using statx ========================================================== 22:09:58 (1767841798)
total: 100 open/close in 0.80 seconds: 125.09 ops/second
llite.lustre-ffff8a21c9f08800.statahead_max=0
100

real	0m0.673s
user	0m0.004s
sys	0m0.097s
statx -l 100 files without statahead: 1 sec
llite.lustre-ffff8a21c9f08800.statahead_max=32
32
100

real	0m0.194s
user	0m0.007s
sys	0m0.038s
statx -l 100 files with statahead: 0 sec
statahead total: 27
statahead wrong: 0
agl total: 27
total: 900 open/close in 5.86 seconds: 153.68 ops/second
llite.lustre-ffff8a21c9f08800.statahead_max=0
1000

real	0m5.314s
user	0m0.067s
sys	0m0.796s
statx -l 1000 files without statahead: 6 sec
llite.lustre-ffff8a21c9f08800.statahead_max=32
32
1000

real	0m1.009s
user	0m0.025s
sys	0m0.369s
statx -l 1000 files with statahead: 1 sec
statahead total: 28
statahead wrong: 0
agl total: 28
statx -l done
rm -r /mnt/lustre/d123ab.sanity/: 3 seconds
rm done
statahead total: 28
statahead wrong: 0
agl total: 28