== sanity test 123ab: verify statahead work by using statx ========================================================== 19:45:55 (1781048755)
striped dir -i1 -c2 -H fnv_1a_64 /mnt/lustre/d123ab.sanity
total: 100 open/close in 0.46 seconds: 218.13 ops/second
llite.lustre-ffff8bed08dab000.statahead_max=0
100

real	0m0.215s
user	0m0.004s
sys	0m0.053s
statx -l 100 files without statahead: 0 sec
llite.lustre-ffff8bed08dab000.statahead_max=32
32
100

real	0m0.149s
user	0m0.001s
sys	0m0.047s
statx -l 100 files with statahead: 0 sec
statahead total: 29
statahead wrong: 0
agl total: 29
total: 900 open/close in 1.57 seconds: 572.30 ops/second
llite.lustre-ffff8bed08dab000.statahead_max=0
1000

real	0m2.204s
user	0m0.030s
sys	0m0.473s
statx -l 1000 files without statahead: 2 sec
llite.lustre-ffff8bed08dab000.statahead_max=32
32
1000

real	0m0.602s
user	0m0.022s
sys	0m0.453s
statx -l 1000 files with statahead: 0 sec
statahead total: 30
statahead wrong: 0
agl total: 30
 - open/close 4784 (time 1781048775.12 total 10.00 last 478.31)
total: 9000 open/close in 19.17 seconds: 469.52 ops/second
llite.lustre-ffff8bed08dab000.statahead_max=0
10000

real	0m22.541s
user	0m0.330s
sys	0m4.895s
statx -l 10000 files without statahead: 23 sec
llite.lustre-ffff8bed08dab000.statahead_max=32
32
10000

real	0m6.163s
user	0m0.258s
sys	0m4.210s
statx -l 10000 files with statahead: 7 sec
statahead total: 31
statahead wrong: 0
agl total: 31
statx -l done
rm -r /mnt/lustre/d123ab.sanity/: 18 seconds
rm done
statahead total: 31
statahead wrong: 0
agl total: 31