== sanity test 123ab: verify statahead work by using statx ========================================================== 20:03:02 (1753747382)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8f8ac9a69000.batch_stats=0
total: 100 open/close in 1.36 seconds: 73.29 ops/second
llite.lustre-ffff8f8ac9a69000.statahead_max=0
100

real	0m1.444s
user	0m0.009s
sys	0m0.337s
statx -l 100 files without statahead: 1 sec
llite.lustre-ffff8f8ac9a69000.statahead_max=128
128
100

real	0m0.468s
user	0m0.004s
sys	0m0.234s
statx -l 100 files with statahead: 0 sec
statahead total: 105
statahead wrong: 2
agl total: 102
list_total: 27
fname_total: 72
hit_total: 5072
miss_total: 1282
total: 900 open/close in 6.53 seconds: 137.89 ops/second
llite.lustre-ffff8f8ac9a69000.statahead_max=0
1000

real	0m12.758s
user	0m0.101s
sys	0m3.018s
statx -l 1000 files without statahead: 13 sec
llite.lustre-ffff8f8ac9a69000.statahead_max=128
128
1000

real	0m3.589s
user	0m0.069s
sys	0m2.569s
statx -l 1000 files with statahead: 4 sec
statahead total: 106
statahead wrong: 2
agl total: 103
list_total: 28
fname_total: 72
hit_total: 6071
miss_total: 1282
 - open/close 1160 (time 1753747428.15 total 10.00 last 115.98)
total: 2000 open/close in 17.07 seconds: 117.15 ops/second
llite.lustre-ffff8f8ac9a69000.statahead_max=0
3000

real	0m39.206s
user	0m0.284s
sys	0m9.075s
statx -l 3000 files without statahead: 39 sec
llite.lustre-ffff8f8ac9a69000.statahead_max=128
128
3000

real	0m10.485s
user	0m0.194s
sys	0m7.669s
statx -l 3000 files with statahead: 10 sec
statahead total: 107
statahead wrong: 2
agl total: 104
list_total: 29
fname_total: 72
hit_total: 9070
miss_total: 1282
statx -l done
rm -r /mnt/lustre/d123ab.sanity: 26 seconds
llite.lustre-ffff8f8ac9a69000.statahead_stats=
statahead total: 107
statahead wrong: 2
agl total: 104
list_total: 29
fname_total: 72
hit_total: 9070
miss_total: 1282
mdc.lustre-MDT0000-mdc-ffff8f8ac9a69000.batch_stats=
snapshot_time:            1753747518.971790214 secs.nsecs
start_time:               1753747384.527023621 secs.nsecs
elapsed_time:             134.444766593 secs.nsecs
subreqs per batch   batches   % cum %
1:		        69  33  33
2:		        10   4  38
4:		        19   9  48
8:		        36  17  66
16:		        10   4  70
32:		         2   0  71
64:		        57  28 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536