== sanity test 123ab: verify statahead work by using statx ========================================================== 03:06:43 (1761289603)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8fc5500f8800.batch_stats=0
total: 100 open/close in 1.48 seconds: 67.56 ops/second
llite.lustre-ffff8fc5500f8800.statahead_max=0
100

real	0m1.229s
user	0m0.013s
sys	0m0.270s
statx -l 100 files without statahead: 1 sec
llite.lustre-ffff8fc5500f8800.statahead_max=128
128
100

real	0m0.389s
user	0m0.003s
sys	0m0.132s
statx -l 100 files with statahead: 0 sec
statahead total: 118
statahead wrong: 2
agl total: 115
list_total: 26
fname_total: 88
hit_total: 6630
miss_total: 1654
total: 900 open/close in 7.03 seconds: 128.01 ops/second
llite.lustre-ffff8fc5500f8800.statahead_max=0
1000

real	0m12.745s
user	0m0.075s
sys	0m2.563s
statx -l 1000 files without statahead: 13 sec
llite.lustre-ffff8fc5500f8800.statahead_max=128
128
1000

real	0m2.855s
user	0m0.048s
sys	0m1.529s
statx -l 1000 files with statahead: 3 sec
statahead total: 119
statahead wrong: 2
agl total: 116
list_total: 27
fname_total: 88
hit_total: 7629
miss_total: 1654
 - open/close 1572 (time 1761289649.65 total 10.00 last 157.15)
total: 2000 open/close in 12.48 seconds: 160.29 ops/second
llite.lustre-ffff8fc5500f8800.statahead_max=0
3000

real	0m35.839s
user	0m0.250s
sys	0m7.776s
statx -l 3000 files without statahead: 35 sec
llite.lustre-ffff8fc5500f8800.statahead_max=128
128
3000

real	0m9.595s
user	0m0.186s
sys	0m6.955s
statx -l 3000 files with statahead: 10 sec
statahead total: 120
statahead wrong: 2
agl total: 117
list_total: 28
fname_total: 88
hit_total: 10628
miss_total: 1654
statx -l done
rm -r /mnt/lustre/d123ab.sanity: 29 seconds
llite.lustre-ffff8fc5500f8800.statahead_stats=
statahead total: 120
statahead wrong: 2
agl total: 117
list_total: 28
fname_total: 88
hit_total: 10628
miss_total: 1654
mdc.lustre-MDT0000-mdc-ffff8fc5500f8800.batch_stats=
snapshot_time:            1761289734.485489746 secs.nsecs
start_time:               1761289606.420289722 secs.nsecs
elapsed_time:             128.065200024 secs.nsecs
subreqs per batch   batches   % cum %
1:		        76  36  36
2:		         8   3  40
4:		        18   8  49
8:		        36  17  66
16:		        10   4  71
32:		         3   1  72
64:		        56  27 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536