== sanity test 123ab: verify statahead work by using statx ========================================================== 17:04:52 (1760130292)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff9d68c4319800.batch_stats=0
total: 100 open/close in 1.34 seconds: 74.55 ops/second
llite.lustre-ffff9d68c4319800.statahead_max=0
100

real	0m1.165s
user	0m0.010s
sys	0m0.268s
statx -l 100 files without statahead: 2 sec
llite.lustre-ffff9d68c4319800.statahead_max=128
128
100

real	0m0.431s
user	0m0.005s
sys	0m0.177s
statx -l 100 files with statahead: 1 sec
statahead total: 127
statahead wrong: 2
agl total: 124
list_total: 27
fname_total: 87
hit_total: 5695
miss_total: 1052
total: 900 open/close in 5.20 seconds: 172.99 ops/second
llite.lustre-ffff9d68c4319800.statahead_max=0
1000

real	0m11.020s
user	0m0.088s
sys	0m2.547s
statx -l 1000 files without statahead: 11 sec
llite.lustre-ffff9d68c4319800.statahead_max=128
128
1000

real	0m2.940s
user	0m0.055s
sys	0m1.980s
statx -l 1000 files with statahead: 3 sec
statahead total: 128
statahead wrong: 2
agl total: 125
list_total: 28
fname_total: 87
hit_total: 6694
miss_total: 1052
 - open/close 2027 (time 1760130333.46 total 10.01 last 202.59)
total: 3000 open/close in 15.11 seconds: 198.61 ops/second
llite.lustre-ffff9d68c4319800.statahead_max=0
4000

real	0m43.938s
user	0m0.329s
sys	0m10.040s
statx -l 4000 files without statahead: 44 sec
llite.lustre-ffff9d68c4319800.statahead_max=128
128
4000

real	0m11.674s
user	0m0.198s
sys	0m7.034s
statx -l 4000 files with statahead: 12 sec
statahead total: 129
statahead wrong: 2
agl total: 126
list_total: 29
fname_total: 87
hit_total: 10693
miss_total: 1052
statx -l done
rm -r /mnt/lustre/d123ab.sanity: 38 seconds
llite.lustre-ffff9d68c4319800.statahead_stats=
statahead total: 129
statahead wrong: 2
agl total: 126
list_total: 29
fname_total: 87
hit_total: 10693
miss_total: 1052
mdc.lustre-MDT0000-mdc-ffff9d68c4319800.batch_stats=
snapshot_time:            1760130440.117927508 secs.nsecs
start_time:               1760130294.424588910 secs.nsecs
elapsed_time:             145.693338598 secs.nsecs
subreqs per batch   batches   % cum %
1:		        98  39  39
2:		        17   6  46
4:		        17   6  53
8:		        28  11  64
16:		        14   5  70
32:		         3   1  71
64:		        71  28 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536