== sanity test 123ab: verify statahead work by using statx ========================================================== 13:58:47 (1758736727)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff9b8b42dc2000.batch_stats=0
total: 100 open/close in 1.72 seconds: 58.19 ops/second
llite.lustre-ffff9b8b42dc2000.statahead_max=0
100

real	0m1.465s
user	0m0.012s
sys	0m0.253s
statx -l 100 files without statahead: 2 sec
llite.lustre-ffff9b8b42dc2000.statahead_max=128
128
100

real	0m0.500s
user	0m0.007s
sys	0m0.155s
statx -l 100 files with statahead: 0 sec
statahead total: 57
statahead wrong: 1
agl total: 56
list_total: 23
fname_total: 34
hit_total: 3737
miss_total: 218
total: 900 open/close in 7.55 seconds: 119.18 ops/second
llite.lustre-ffff9b8b42dc2000.statahead_max=0
1000

real	0m8.299s
user	0m0.079s
sys	0m2.365s
statx -l 1000 files without statahead: 9 sec
llite.lustre-ffff9b8b42dc2000.statahead_max=128
128
1000

real	0m2.793s
user	0m0.044s
sys	0m1.743s
statx -l 1000 files with statahead: 3 sec
statahead total: 58
statahead wrong: 1
agl total: 57
list_total: 24
fname_total: 34
hit_total: 4736
miss_total: 218
 - open/close 1590 (time 1758736769.81 total 10.00 last 158.98)
 - open/close 3608 (time 1758736779.82 total 20.01 last 201.66)
total: 4000 open/close in 22.45 seconds: 178.20 ops/second
llite.lustre-ffff9b8b42dc2000.statahead_max=0
5000

real	0m45.943s
user	0m0.390s
sys	0m12.207s
statx -l 5000 files without statahead: 46 sec
llite.lustre-ffff9b8b42dc2000.statahead_max=128
128
5000

real	0m13.171s
user	0m0.213s
sys	0m8.790s
statx -l 5000 files with statahead: 13 sec
statahead total: 59
statahead wrong: 1
agl total: 58
list_total: 25
fname_total: 34
hit_total: 9735
miss_total: 218
statx -l done
rm -r /mnt/lustre/d123ab.sanity: 41 seconds
llite.lustre-ffff9b8b42dc2000.statahead_stats=
statahead total: 59
statahead wrong: 1
agl total: 58
list_total: 25
fname_total: 34
hit_total: 9735
miss_total: 218
mdc.lustre-MDT0000-mdc-ffff9b8b42dc2000.batch_stats=
snapshot_time:            1758736890.574752081 secs.nsecs
start_time:               1758736729.598926655 secs.nsecs
elapsed_time:             160.975825426 secs.nsecs
subreqs per batch   batches   % cum %
1:		       121  35  35
2:		        35  10  46
4:		        34  10  56
8:		        49  14  70
16:		        11   3  74
32:		         4   1  75
64:		        83  24 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536