== sanity test 123ab: verify statahead work by using statx ========================================================== 12:33:58 (1772472838)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff9ee608775800.batch_stats=0
total: 100 open/close in 2.29 seconds: 43.70 ops/second
llite.lustre-ffff9ee608775800.statahead_max=0
100

real	0m2.519s
user	0m0.007s
sys	0m0.304s
statx -l 100 files without statahead: 3 sec
llite.lustre-ffff9ee608775800.statahead_max=128
128
100

real	0m0.978s
user	0m0.003s
sys	0m0.149s
statx -l 100 files with statahead: 1 sec
statahead total: 170
statahead wrong: 2
agl total: 166
list_total: 26
fname_total: 125
hit_total: 2197
miss_total: 1284
 - open/close 658 (time 1772472868.23 total 10.02 last 65.70)
total: 900 open/close in 13.71 seconds: 65.62 ops/second
llite.lustre-ffff9ee608775800.statahead_max=0
1000

real	0m22.049s
user	0m0.092s
sys	0m2.644s
statx -l 1000 files without statahead: 22 sec
llite.lustre-ffff9ee608775800.statahead_max=128
128
1000

real	0m6.926s
user	0m0.069s
sys	0m1.159s
statx -l 1000 files with statahead: 7 sec
statahead total: 171
statahead wrong: 2
agl total: 167
list_total: 27
fname_total: 125
hit_total: 3196
miss_total: 1284
statx -l done
rm -r /mnt/lustre/d123ab.sanity: 21 seconds
llite.lustre-ffff9ee608775800.statahead_stats=
statahead total: 171
statahead wrong: 2
agl total: 167
list_total: 27
fname_total: 125
hit_total: 3196
miss_total: 1284
mdc.lustre-MDT0000-mdc-ffff9ee608775800.batch_stats=
snapshot_time:            1772472935.710494728 secs.nsecs
start_time:               1772472844.830514877 secs.nsecs
elapsed_time:             90.879979851 secs.nsecs
subreqs per batch   batches   % cum %
1:		        12  25  25
2:		         2   4  29
4:		         6  12  42
8:		         8  17  59
16:		         2   4  63
32:		         2   4  68
64:		        15  31 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536