== sanity test 123ab: verify statahead work by using statx ========================================================== 05:04:26 (1761123866)
striped dir -i1 -c2 -H all_char /mnt/lustre/d123ab.sanity
total: 100 open/close in 1.24 seconds: 80.62 ops/second
llite.lustre-ffff8b9bc3dcd800.statahead_max=0
100

real	0m1.178s
user	0m0.012s
sys	0m0.133s
statx -l 100 files without statahead: 1 sec
llite.lustre-ffff8b9bc3dcd800.statahead_max=32
32
100

real	0m0.287s
user	0m0.003s
sys	0m0.053s
statx -l 100 files with statahead: 0 sec
statahead total: 28
statahead wrong: 0
agl total: 28
 - open/close 899 (time 1761123885.04 total 10.00 last 89.86)
total: 900 open/close in 10.00 seconds: 89.96 ops/second
llite.lustre-ffff8b9bc3dcd800.statahead_max=0
1000

real	0m11.045s
user	0m0.064s
sys	0m1.173s
statx -l 1000 files without statahead: 11 sec
llite.lustre-ffff8b9bc3dcd800.statahead_max=32
32
1000

real	0m1.633s
user	0m0.033s
sys	0m0.343s
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