== sanity test 123ab: verify statahead work by using statx ========================================================== 22:50:19 (1789267819)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff97b70bb6e000.batch_stats=0
total: 100 open/close in 2.42 seconds: 41.39 ops/second
llite.lustre-ffff97b70bb6e000.statahead_max=0
100

real	0m2.044s
user	0m0.013s
sys	0m0.272s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff97b70bb6e000.statahead_max=128
llite.lustre-ffff97b70bb6e000.statahead_max=128
100

real	0m0.761s
user	0m0.010s
sys	0m0.145s
'statx -l' 100 files with statahead: 1 sec
statahead total: 131
statahead wrong: 2
agl total: 128
list_total: 25
fname_total: 106
hit_total: 2093
miss_total: 1272
swrong=2 ewrong=2
 - open/close 805 (time 1789267843.56 total 10.00 last 80.48)
total: 900 open/close in 11.24 seconds: 80.09 ops/second
llite.lustre-ffff97b70bb6e000.statahead_max=0
1000

real	0m20.337s
user	0m0.073s
sys	0m2.533s
'statx -l' 1000 files without statahead: 20 sec
llite.lustre-ffff97b70bb6e000.statahead_max=128
llite.lustre-ffff97b70bb6e000.statahead_max=128
1000

real	0m5.738s
user	0m0.055s
sys	0m1.201s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 132
statahead wrong: 2
agl total: 129
list_total: 26
fname_total: 106
hit_total: 3092
miss_total: 1272
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 23 seconds
llite.lustre-ffff97b70bb6e000.statahead_stats=
statahead total: 132
statahead wrong: 2
agl total: 129
list_total: 26
fname_total: 106
hit_total: 3092
miss_total: 1272
mdc.lustre-MDT0000-mdc-ffff97b70bb6e000.batch_stats=
snapshot_time:            1789267904.863079795 secs.nsecs
start_time:               1789267823.029127201 secs.nsecs
elapsed_time:             81.833952594 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   9   9
2:		         8  19  29
4:		         2   4  34
8:		         5  12  46
16:		         4   9  56
32:		         3   7  63
64:		        15  36 100
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