== sanity test 123ab: verify statahead work by using statx ========================================================== 04:20:45 (1787386845)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff9220d0628000.batch_stats=0
total: 100 open/close in 2.70 seconds: 37.08 ops/second
llite.lustre-ffff9220d0628000.statahead_max=0
100

real	0m2.402s
user	0m0.011s
sys	0m0.346s
'statx -l' 100 files without statahead: 3 sec
llite.lustre-ffff9220d0628000.statahead_max=128
llite.lustre-ffff9220d0628000.statahead_max=128
100

real	0m1.191s
user	0m0.014s
sys	0m0.180s
'statx -l' 100 files with statahead: 1 sec
statahead total: 135
statahead wrong: 2
agl total: 131
list_total: 26
fname_total: 85
hit_total: 1667
miss_total: 1521
swrong=2 ewrong=2
 - open/close 678 (time 1787386874.65 total 10.00 last 67.78)
total: 900 open/close in 13.12 seconds: 68.61 ops/second
llite.lustre-ffff9220d0628000.statahead_max=0
1000

real	0m22.641s
user	0m0.094s
sys	0m3.061s
'statx -l' 1000 files without statahead: 23 sec
llite.lustre-ffff9220d0628000.statahead_max=128
llite.lustre-ffff9220d0628000.statahead_max=128
1000

real	0m6.538s
user	0m0.079s
sys	0m1.729s
'statx -l' 1000 files with statahead: 7 sec
statahead total: 136
statahead wrong: 2
agl total: 132
list_total: 27
fname_total: 85
hit_total: 2666
miss_total: 1521
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 23 seconds
llite.lustre-ffff9220d0628000.statahead_stats=
statahead total: 136
statahead wrong: 2
agl total: 132
list_total: 27
fname_total: 85
hit_total: 2666
miss_total: 1521
mdc.lustre-MDT0000-mdc-ffff9220d0628000.batch_stats=
snapshot_time:            1787386944.105731188 secs.nsecs
start_time:               1787386850.727183218 secs.nsecs
elapsed_time:             93.378547970 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        21  35  35
2:		         6  10  45
4:		         7  11  56
8:		         6  10  66
16:		         3   5  71
32:		         2   3  75
64:		        15  25 100
unlink(/mnt/lustre/d123ab.sanity/f123ab.sanity0) error: No such file or directory
total: 0 unlinks in 0 seconds: -nan unlinks/second
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536