== sanity test 123ab: verify statahead work by using statx ========================================================== 14:25:29 (1772306729)
striped dir -i1 -c2 -H fnv_1a_64 /mnt/lustre/d123ab.sanity
total: 100 open/close in 0.59 seconds: 170.35 ops/second
llite.lustre-ffff9cf28873b800.statahead_max=0
100

real	0m0.551s
user	0m0.012s
sys	0m0.112s
statx -l 100 files without statahead: 0 sec
llite.lustre-ffff9cf28873b800.statahead_max=32
32
100

real	0m0.174s
user	0m0.005s
sys	0m0.113s
statx -l 100 files with statahead: 0 sec
statahead total: 29
statahead wrong: 0
agl total: 29
total: 900 open/close in 3.45 seconds: 261.24 ops/second
llite.lustre-ffff9cf28873b800.statahead_max=0
1000

real	0m5.277s
user	0m0.060s
sys	0m0.974s
statx -l 1000 files without statahead: 5 sec
llite.lustre-ffff9cf28873b800.statahead_max=32
32
1000

real	0m0.667s
user	0m0.020s
sys	0m0.501s
statx -l 1000 files with statahead: 1 sec
statahead total: 30
statahead wrong: 0
agl total: 30
 - open/close 3556 (time 1772306757.90 total 10.00 last 355.55)
 - open/close 7370 (time 1772306767.90 total 20.00 last 381.39)
total: 9000 open/close in 26.54 seconds: 339.15 ops/second
llite.lustre-ffff9cf28873b800.statahead_max=0
10000

real	0m35.152s
user	0m0.382s
sys	0m6.541s
statx -l 10000 files without statahead: 35 sec
llite.lustre-ffff9cf28873b800.statahead_max=32
32
10000

real	0m5.578s
user	0m0.187s
sys	0m4.251s
statx -l 10000 files with statahead: 6 sec
statahead total: 31
statahead wrong: 0
agl total: 31
statx -l done
rm -r /mnt/lustre/d123ab.sanity/: 22 seconds
rm done
statahead total: 31
statahead wrong: 0
agl total: 31