== sanity test 123ab: verify statahead work by using statx ========================================================== 22:47:57 (1775875677)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff924f48236800.batch_stats=0
total: 100 open/close in 1.24 seconds: 80.79 ops/second
llite.lustre-ffff924f48236800.statahead_max=0
100

real	0m1.408s
user	0m0.009s
sys	0m0.284s
statx -l 100 files without statahead: 1 sec
llite.lustre-ffff924f48236800.statahead_max=128
128
100

real	0m0.498s
user	0m0.006s
sys	0m0.168s
statx -l 100 files with statahead: 0 sec
statahead total: 118
statahead wrong: 2
agl total: 115
list_total: 27
fname_total: 91
hit_total: 4931
miss_total: 1283
total: 900 open/close in 5.56 seconds: 161.93 ops/second
llite.lustre-ffff924f48236800.statahead_max=0
1000

real	0m13.001s
user	0m0.079s
sys	0m2.609s
statx -l 1000 files without statahead: 13 sec
llite.lustre-ffff924f48236800.statahead_max=128
128
1000

real	0m3.106s
user	0m0.037s
sys	0m1.350s
statx -l 1000 files with statahead: 3 sec
statahead total: 119
statahead wrong: 2
agl total: 116
list_total: 28
fname_total: 91
hit_total: 5930
miss_total: 1283
 - open/close 1229 (time 1775875722.55 total 10.00 last 122.89)
total: 2000 open/close in 15.74 seconds: 127.09 ops/second
llite.lustre-ffff924f48236800.statahead_max=0
3000

real	0m39.875s
user	0m0.243s
sys	0m8.153s
statx -l 3000 files without statahead: 40 sec
llite.lustre-ffff924f48236800.statahead_max=128
128
3000

real	0m8.733s
user	0m0.103s
sys	0m4.550s
statx -l 3000 files with statahead: 9 sec
statahead total: 120
statahead wrong: 2
agl total: 117
list_total: 29
fname_total: 91
hit_total: 8929
miss_total: 1283
statx -l done
rm -r /mnt/lustre/d123ab.sanity: 33 seconds
llite.lustre-ffff924f48236800.statahead_stats=
statahead total: 120
statahead wrong: 2
agl total: 117
list_total: 29
fname_total: 91
hit_total: 8929
miss_total: 1283
mdc.lustre-MDT0000-mdc-ffff924f48236800.batch_stats=
snapshot_time:            1775875817.938190957 secs.nsecs
start_time:               1775875679.624483385 secs.nsecs
elapsed_time:             138.313707572 secs.nsecs
subreqs per batch   batches   % cum %
1:		        90  37  37
2:		        25  10  47
4:		        29  11  59
8:		        28  11  70
16:		        13   5  76
32:		         2   0  76
64:		        56  23 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536