== sanity test 123ab: verify statahead work by using statx ========================================================== 00:55:48 (1769061348)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff94cf02c4b000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff94cf02c4b000.batch_stats=0
striped dir -i1 -c2 -H crush /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.78 seconds: 35.92 ops/second
llite.lustre-ffff94cf02c4b000.statahead_max=0
100

real	0m3.046s
user	0m0.013s
sys	0m0.310s
statx -l 100 files without statahead: 3 sec
llite.lustre-ffff94cf02c4b000.statahead_max=128
128
100

real	0m1.194s
user	0m0.008s
sys	0m0.121s
statx -l 100 files with statahead: 1 sec
statahead total: 157
statahead wrong: 2
agl total: 153
list_total: 27
fname_total: 130
hit_total: 1894
miss_total: 1728
 - open/close 766 (time 1769061378.07 total 10.01 last 76.51)
total: 900 open/close in 11.63 seconds: 77.40 ops/second
llite.lustre-ffff94cf02c4b000.statahead_max=0
1000

real	0m21.042s
user	0m0.097s
sys	0m2.629s
statx -l 1000 files without statahead: 21 sec
llite.lustre-ffff94cf02c4b000.statahead_max=128
128
1000

real	0m5.179s
user	0m0.052s
sys	0m1.167s
statx -l 1000 files with statahead: 5 sec
statahead total: 158
statahead wrong: 2
agl total: 154
list_total: 28
fname_total: 130
hit_total: 2892
miss_total: 1729
statx -l done
rm -r /mnt/lustre/d123ab.sanity: 17 seconds
llite.lustre-ffff94cf02c4b000.statahead_stats=
statahead total: 158
statahead wrong: 2
agl total: 154
list_total: 28
fname_total: 130
hit_total: 2892
miss_total: 1729
mdc.lustre-MDT0000-mdc-ffff94cf02c4b000.batch_stats=
snapshot_time:            1769061434.100158067 secs.nsecs
start_time:               1769061353.773427111 secs.nsecs
elapsed_time:             80.326730956 secs.nsecs
subreqs per batch   batches   % cum %
1:		         3  11  11
2:		         0   0  11
4:		         3  11  23
8:		         3  11  34
16:		         2   7  42
32:		         3  11  53
64:		        12  46 100
mdc.lustre-MDT0001-mdc-ffff94cf02c4b000.batch_stats=
snapshot_time:            1769061434.100235407 secs.nsecs
start_time:               1769061353.773877905 secs.nsecs
elapsed_time:             80.326357502 secs.nsecs
subreqs per batch   batches   % cum %
1:		         5  20  20
2:		         1   4  25
4:		         3  12  37
8:		         1   4  41
16:		         1   4  45
32:		         9  37  83
64:		         4  16 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536