== sanity test 123ab: verify statahead work by using statx ========================================================== 14:25:13 (1772306713)
total: 100 open/close in 0.27 seconds: 373.21 ops/second
llite.lustre-ffff94d39830b000.statahead_max=0
100

real	0m0.347s
user	0m0.005s
sys	0m0.067s
statx -l 100 files without statahead: 0 sec
llite.lustre-ffff94d39830b000.statahead_max=32
32
100

real	0m0.170s
user	0m0.005s
sys	0m0.052s
statx -l 100 files with statahead: 0 sec
statahead total: 28
statahead wrong: 0
agl total: 28
total: 900 open/close in 1.88 seconds: 478.78 ops/second
llite.lustre-ffff94d39830b000.statahead_max=0
1000

real	0m3.100s
user	0m0.040s
sys	0m0.606s
statx -l 1000 files without statahead: 3 sec
llite.lustre-ffff94d39830b000.statahead_max=32
32
1000

real	0m0.717s
user	0m0.025s
sys	0m0.464s
statx -l 1000 files with statahead: 0 sec
statahead total: 29
statahead wrong: 0
agl total: 29
 - open/close 2883 (time 1772306735.27 total 10.00 last 288.28)
 - open/close 5234 (time 1772306745.28 total 20.00 last 235.00)
 - open/close 8441 (time 1772306755.28 total 30.01 last 320.69)
total: 9000 open/close in 31.55 seconds: 285.29 ops/second
llite.lustre-ffff94d39830b000.statahead_max=0
10000

real	0m39.652s
user	0m0.384s
sys	0m7.346s
statx -l 10000 files without statahead: 39 sec
llite.lustre-ffff94d39830b000.statahead_max=32
32
10000

real	0m7.158s
user	0m0.210s
sys	0m5.324s
statx -l 10000 files with statahead: 7 sec
statahead total: 30
statahead wrong: 0
agl total: 30
statx -l done
rm -r /mnt/lustre/d123ab.sanity/: 17 seconds
rm done
statahead total: 30
statahead wrong: 0
agl total: 30