== sanity test 123ab: verify statahead work by using statx ========================================================== 13:20:01 (1772475601)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff908e85209000.batch_stats=0
total: 100 open/close in 0.95 seconds: 104.87 ops/second
llite.lustre-ffff908e85209000.statahead_max=0
100

real	0m1.099s
user	0m0.008s
sys	0m0.285s
statx -l 100 files without statahead: 1 sec
llite.lustre-ffff908e85209000.statahead_max=128
128
100

real	0m0.384s
user	0m0.007s
sys	0m0.167s
statx -l 100 files with statahead: 1 sec
statahead total: 117
statahead wrong: 2
agl total: 114
list_total: 26
fname_total: 91
hit_total: 11878
miss_total: 1477
total: 900 open/close in 4.20 seconds: 214.21 ops/second
llite.lustre-ffff908e85209000.statahead_max=0
1000

real	0m9.371s
user	0m0.085s
sys	0m2.692s
statx -l 1000 files without statahead: 10 sec
llite.lustre-ffff908e85209000.statahead_max=128
128
1000

real	0m3.146s
user	0m0.045s
sys	0m1.969s
statx -l 1000 files with statahead: 4 sec
statahead total: 118
statahead wrong: 2
agl total: 115
list_total: 27
fname_total: 91
hit_total: 12877
miss_total: 1477
 - open/close 2145 (time 1772475639.84 total 10.00 last 214.45)
total: 4000 open/close in 18.61 seconds: 214.98 ops/second
llite.lustre-ffff908e85209000.statahead_max=0
5000

real	0m48.079s
user	0m0.465s
sys	0m13.580s
statx -l 5000 files without statahead: 48 sec
llite.lustre-ffff908e85209000.statahead_max=128
128
5000

real	0m15.278s
user	0m0.246s
sys	0m10.567s
statx -l 5000 files with statahead: 15 sec
statahead total: 119
statahead wrong: 2
agl total: 116
list_total: 28
fname_total: 91
hit_total: 17876
miss_total: 1477
statx -l done
rm -r /mnt/lustre/d123ab.sanity: 42 seconds
llite.lustre-ffff908e85209000.statahead_stats=
statahead total: 119
statahead wrong: 2
agl total: 116
list_total: 28
fname_total: 91
hit_total: 17876
miss_total: 1477
mdc.lustre-MDT0000-mdc-ffff908e85209000.batch_stats=
snapshot_time:            1772475763.601448351 secs.nsecs
start_time:               1772475603.732700519 secs.nsecs
elapsed_time:             159.868747832 secs.nsecs
subreqs per batch   batches   % cum %
1:		       160  42  42
2:		        37   9  52
4:		        32   8  61
8:		        45  12  73
16:		        15   4  77
32:		         2   0  77
64:		        83  22 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536