== sanity test 123ab: verify statahead work by using statx ========================================================== 20:57:08 (1777424228)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff947b8b540000.batch_stats=0
total: 100 open/close in 0.65 seconds: 154.25 ops/second
llite.lustre-ffff947b8b540000.statahead_max=0
100

real	0m0.677s
user	0m0.005s
sys	0m0.268s
statx -l 100 files without statahead: 1 sec
llite.lustre-ffff947b8b540000.statahead_max=128
128
100

real	0m0.534s
user	0m0.001s
sys	0m0.315s
statx -l 100 files with statahead: 1 sec
statahead total: 55
statahead wrong: 1
agl total: 54
list_total: 22
fname_total: 33
hit_total: 11727
miss_total: 208
total: 900 open/close in 1.93 seconds: 467.26 ops/second
llite.lustre-ffff947b8b540000.statahead_max=0
1000

real	0m6.180s
user	0m0.050s
sys	0m2.350s
statx -l 1000 files without statahead: 6 sec
llite.lustre-ffff947b8b540000.statahead_max=128
128
1000

real	0m2.912s
user	0m0.035s
sys	0m2.036s
statx -l 1000 files with statahead: 3 sec
statahead total: 56
statahead wrong: 1
agl total: 55
list_total: 23
fname_total: 33
hit_total: 12726
miss_total: 208
 - open/close 4507 (time 1777424258.05 total 10.00 last 450.70)
total: 9000 open/close in 19.72 seconds: 456.43 ops/second
llite.lustre-ffff947b8b540000.statahead_max=0
10000

real	1m0.275s
user	0m0.463s
sys	0m22.358s
statx -l 10000 files without statahead: 60 sec
llite.lustre-ffff947b8b540000.statahead_max=128
128
10000

real	0m33.502s
user	0m0.295s
sys	0m24.209s
statx -l 10000 files with statahead: 33 sec
statahead total: 57
statahead wrong: 1
agl total: 56
list_total: 24
fname_total: 33
hit_total: 22725
miss_total: 208
statx -l done
rm -r /mnt/lustre/d123ab.sanity: 60 seconds
llite.lustre-ffff947b8b540000.statahead_stats=
statahead total: 57
statahead wrong: 1
agl total: 56
list_total: 24
fname_total: 33
hit_total: 22725
miss_total: 208
mdc.lustre-MDT0000-mdc-ffff947b8b540000.batch_stats=
snapshot_time:            1777424435.745503359 secs.nsecs
start_time:               1777424229.637781402 secs.nsecs
elapsed_time:             206.107721957 secs.nsecs
subreqs per batch   batches   % cum %
1:		       559  52  52
2:		       126  11  63
4:		       124  11  75
8:		       115  10  85
16:		         7   0  86
32:		         2   0  86
64:		       142  13 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536