== sanity test 123ab: verify statahead work by using statx ========================================================== 05:54:42 (1788256482)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff938ff6bc9800.batch_stats=0
total: 100 open/close in 3.10 seconds: 32.22 ops/second
llite.lustre-ffff938ff6bc9800.statahead_max=0
100

real	0m3.010s
user	0m0.012s
sys	0m0.283s
'statx -l' 100 files without statahead: 3 sec
llite.lustre-ffff938ff6bc9800.statahead_max=128
llite.lustre-ffff938ff6bc9800.statahead_max=128
100

real	0m0.998s
user	0m0.007s
sys	0m0.135s
'statx -l' 100 files with statahead: 1 sec
statahead total: 126
statahead wrong: 2
agl total: 122
list_total: 26
fname_total: 81
hit_total: 1854
miss_total: 1509
swrong=2 ewrong=2
 - open/close 598 (time 1788256512.07 total 10.02 last 59.70)
total: 900 open/close in 14.76 seconds: 60.99 ops/second
llite.lustre-ffff938ff6bc9800.statahead_max=0
1000

real	0m23.592s
user	0m0.089s
sys	0m2.670s
'statx -l' 1000 files without statahead: 24 sec
llite.lustre-ffff938ff6bc9800.statahead_max=128
llite.lustre-ffff938ff6bc9800.statahead_max=128
1000

real	0m6.874s
user	0m0.058s
sys	0m1.304s
'statx -l' 1000 files with statahead: 7 sec
statahead total: 127
statahead wrong: 2
agl total: 123
list_total: 27
fname_total: 81
hit_total: 2853
miss_total: 1509
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 28 seconds
llite.lustre-ffff938ff6bc9800.statahead_stats=
statahead total: 127
statahead wrong: 2
agl total: 123
list_total: 27
fname_total: 81
hit_total: 2853
miss_total: 1509
mdc.lustre-MDT0000-mdc-ffff938ff6bc9800.batch_stats=
snapshot_time:            1788256589.446913178 secs.nsecs
start_time:               1788256487.328055265 secs.nsecs
elapsed_time:             102.118857913 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        17  32  32
2:		         6  11  43
4:		         2   3  47
8:		         5   9  56
16:		         6  11  67
32:		         2   3  71
64:		        15  28 100
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