== sanity test 123ab: verify statahead work by using statx ========================================================== 10:29:15 (1758810555)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff9da2c5d8d000.batch_stats=0
total: 100 open/close in 1.86 seconds: 53.76 ops/second
llite.lustre-ffff9da2c5d8d000.statahead_max=0
100

real	0m1.676s
user	0m0.011s
sys	0m0.276s
statx -l 100 files without statahead: 1 sec
llite.lustre-ffff9da2c5d8d000.statahead_max=128
128
100

real	0m0.494s
user	0m0.008s
sys	0m0.166s
statx -l 100 files with statahead: 0 sec
statahead total: 57
statahead wrong: 2
agl total: 55
list_total: 21
fname_total: 35
hit_total: 4431
miss_total: 1068
total: 900 open/close in 9.69 seconds: 92.91 ops/second
llite.lustre-ffff9da2c5d8d000.statahead_max=0
1000

real	0m16.326s
user	0m0.085s
sys	0m2.775s
statx -l 1000 files without statahead: 16 sec
llite.lustre-ffff9da2c5d8d000.statahead_max=128
128
1000

real	0m3.222s
user	0m0.071s
sys	0m1.585s
statx -l 1000 files with statahead: 3 sec
statahead total: 58
statahead wrong: 2
agl total: 56
list_total: 22
fname_total: 35
hit_total: 5430
miss_total: 1068
 - open/close 878 (time 1758810611.31 total 10.00 last 87.80)
 - open/close 1715 (time 1758810621.31 total 20.00 last 83.69)
total: 2000 open/close in 23.18 seconds: 86.27 ops/second
llite.lustre-ffff9da2c5d8d000.statahead_max=0
3000

real	0m40.164s
user	0m0.235s
sys	0m7.838s
statx -l 3000 files without statahead: 41 sec
llite.lustre-ffff9da2c5d8d000.statahead_max=128
128
3000

real	0m8.800s
user	0m0.202s
sys	0m4.447s
statx -l 3000 files with statahead: 8 sec
statahead total: 59
statahead wrong: 2
agl total: 57
list_total: 23
fname_total: 35
hit_total: 8429
miss_total: 1068
statx -l done
rm -r /mnt/lustre/d123ab.sanity: 33 seconds
llite.lustre-ffff9da2c5d8d000.statahead_stats=
statahead total: 59
statahead wrong: 2
agl total: 57
list_total: 23
fname_total: 35
hit_total: 8429
miss_total: 1068
mdc.lustre-MDT0000-mdc-ffff9da2c5d8d000.batch_stats=
snapshot_time:            1758810715.365708459 secs.nsecs
start_time:               1758810558.097208145 secs.nsecs
elapsed_time:             157.268500314 secs.nsecs
subreqs per batch   batches   % cum %
1:		        93  40  40
2:		        23   9  50
4:		        19   8  58
8:		        25  10  68
16:		        13   5  74
32:		         3   1  75
64:		        56  24 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536