== sanity test 123ab: verify statahead work by using statx ========================================================== 14:18:26 (1790101106)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffffa0524b681800.batch_stats=0
total: 100 open/close in 3.11 seconds: 32.19 ops/second
llite.lustre-ffffa0524b681800.statahead_max=0
100

real	0m2.425s
user	0m0.013s
sys	0m0.304s
'statx -l' 100 files without statahead: 3 sec
llite.lustre-ffffa0524b681800.statahead_max=128
llite.lustre-ffffa0524b681800.statahead_max=128
100

real	0m1.098s
user	0m0.008s
sys	0m0.178s
'statx -l' 100 files with statahead: 1 sec
statahead total: 88
statahead wrong: 2
agl total: 86
list_total: 25
fname_total: 63
hit_total: 1884
miss_total: 1500
swrong=2 ewrong=2
 - open/close 634 (time 1790101134.95 total 10.01 last 63.37)
total: 900 open/close in 14.66 seconds: 61.39 ops/second
llite.lustre-ffffa0524b681800.statahead_max=0
1000

real	0m24.537s
user	0m0.103s
sys	0m2.864s
'statx -l' 1000 files without statahead: 24 sec
llite.lustre-ffffa0524b681800.statahead_max=128
llite.lustre-ffffa0524b681800.statahead_max=128
1000

real	0m6.654s
user	0m0.081s
sys	0m1.430s
'statx -l' 1000 files with statahead: 7 sec
statahead total: 89
statahead wrong: 2
agl total: 87
list_total: 26
fname_total: 63
hit_total: 2883
miss_total: 1500
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 20 seconds
llite.lustre-ffffa0524b681800.statahead_stats=
statahead total: 89
statahead wrong: 2
agl total: 87
list_total: 26
fname_total: 63
hit_total: 2883
miss_total: 1500
mdc.lustre-MDT0000-mdc-ffffa0524b681800.batch_stats=
snapshot_time:            1790101204.353277011 secs.nsecs
start_time:               1790101111.308368801 secs.nsecs
elapsed_time:             93.044908210 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        11  23  23
2:		         2   4  27
4:		         5  10  38
8:		         6  12  51
16:		         6  12  63
32:		         2   4  68
64:		        15  31 100
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