== sanity test 123aa: verify statahead work ============== 12:45:42 (1721407542)
striped dir -i1 -c2 -H crush /mnt/lustre/d123aa.sanity
total: 100 open/close in 0.20 seconds: 488.30 ops/second
llite.lustre-ffff8800a9d7e000.statahead_max=0
101

real	0m0.224s
user	0m0.004s
sys	0m0.056s
ls -l 100 files without statahead: 0 sec
llite.lustre-ffff8800a9d7e000.statahead_max=32
32
101

real	0m0.123s
user	0m0.002s
sys	0m0.038s
ls -l 100 files with statahead: 0 sec
statahead total: 27
statahead wrong: 0
agl total: 27
total: 900 open/close in 1.58 seconds: 570.13 ops/second
llite.lustre-ffff8800a9d7e000.statahead_max=0
1001

real	0m2.220s
user	0m0.025s
sys	0m0.514s
ls -l 1000 files without statahead: 2 sec
llite.lustre-ffff8800a9d7e000.statahead_max=32
32
1001

real	0m0.435s
user	0m0.015s
sys	0m0.318s
ls -l 1000 files with statahead: 1 sec
statahead total: 28
statahead wrong: 0
agl total: 28
 - open/close 5611 (time 1721407561.13 total 10.00 last 561.07)
total: 9000 open/close in 16.15 seconds: 557.34 ops/second
llite.lustre-ffff8800a9d7e000.statahead_max=0
10001

real	0m21.906s
user	0m0.291s
sys	0m5.117s
ls -l 10000 files without statahead: 21 sec
llite.lustre-ffff8800a9d7e000.statahead_max=32
32
10001

real	0m3.122s
user	0m0.200s
sys	0m2.670s
ls -l 10000 files with statahead: 3 sec
statahead total: 29
statahead wrong: 0
agl total: 29
ls -l done
rm -r /mnt/lustre/d123aa.sanity/: 13 seconds
rm done
statahead total: 29
statahead wrong: 0
agl total: 29