== sanity test 123ab: verify statahead work by using statx ========================================================== 19:45:00 (1763340300)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8acf45282800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8acf45282800.batch_stats=0
striped dir -i1 -c2 -H crush2 /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.60 seconds: 38.44 ops/second
llite.lustre-ffff8acf45282800.statahead_max=0
100

real	0m1.903s
user	0m0.015s
sys	0m0.342s
statx -l 100 files without statahead: 2 sec
llite.lustre-ffff8acf45282800.statahead_max=128
128
100

real	0m0.632s
user	0m0.006s
sys	0m0.158s
statx -l 100 files with statahead: 1 sec
statahead total: 118
statahead wrong: 2
agl total: 115
list_total: 28
fname_total: 90
hit_total: 4375
miss_total: 1286
 - open/close 736 (time 1763340325.18 total 10.02 last 73.42)
total: 900 open/close in 12.65 seconds: 71.17 ops/second
llite.lustre-ffff8acf45282800.statahead_max=0
1000

real	0m20.798s
user	0m0.084s
sys	0m3.049s
statx -l 1000 files without statahead: 21 sec
llite.lustre-ffff8acf45282800.statahead_max=128
128
1000

real	0m3.992s
user	0m0.057s
sys	0m1.497s
statx -l 1000 files with statahead: 4 sec
statahead total: 119
statahead wrong: 2
agl total: 116
list_total: 29
fname_total: 90
hit_total: 5374
miss_total: 1286
statx -l done
rm -r /mnt/lustre/d123ab.sanity: 17 seconds
llite.lustre-ffff8acf45282800.statahead_stats=
statahead total: 119
statahead wrong: 2
agl total: 116
list_total: 29
fname_total: 90
hit_total: 5374
miss_total: 1286
mdc.lustre-MDT0000-mdc-ffff8acf45282800.batch_stats=
snapshot_time:            1763340379.624037662 secs.nsecs
start_time:               1763340304.196420965 secs.nsecs
elapsed_time:             75.427616697 secs.nsecs
subreqs per batch   batches   % cum %
1:		         4  14  14
2:		         2   7  22
4:		         1   3  25
8:		         3  11  37
16:		         1   3  40
32:		         4  14  55
64:		        12  44 100
mdc.lustre-MDT0001-mdc-ffff8acf45282800.batch_stats=
snapshot_time:            1763340379.624109619 secs.nsecs
start_time:               1763340304.196642162 secs.nsecs
elapsed_time:             75.427467457 secs.nsecs
subreqs per batch   batches   % cum %
1:		        11  35  35
2:		         3   9  45
4:		         3   9  54
8:		         0   0  54
16:		         1   3  58
32:		         7  22  80
64:		         6  19 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536