== sanity test 123ab: verify statahead work by using statx ========================================================== 16:46:00 (1788468360)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff9d289f3b0800.batch_stats=0
total: 100 open/close in 2.35 seconds: 42.48 ops/second
llite.lustre-ffff9d289f3b0800.statahead_max=0
100

real	0m1.850s
user	0m0.011s
sys	0m0.272s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff9d289f3b0800.statahead_max=128
llite.lustre-ffff9d289f3b0800.statahead_max=128
100

real	0m0.821s
user	0m0.008s
sys	0m0.146s
'statx -l' 100 files with statahead: 1 sec
statahead total: 119
statahead wrong: 2
agl total: 115
list_total: 26
fname_total: 76
hit_total: 1893
miss_total: 1562
swrong=2 ewrong=2
 - open/close 839 (time 1788468386.49 total 10.01 last 83.85)
total: 900 open/close in 10.82 seconds: 83.17 ops/second
llite.lustre-ffff9d289f3b0800.statahead_max=0
1000

real	0m19.567s
user	0m0.075s
sys	0m2.543s
'statx -l' 1000 files without statahead: 20 sec
llite.lustre-ffff9d289f3b0800.statahead_max=128
llite.lustre-ffff9d289f3b0800.statahead_max=128
1000

real	0m5.957s
user	0m0.052s
sys	0m1.122s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 120
statahead wrong: 2
agl total: 116
list_total: 27
fname_total: 76
hit_total: 2892
miss_total: 1562
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 24 seconds
llite.lustre-ffff9d289f3b0800.statahead_stats=
statahead total: 120
statahead wrong: 2
agl total: 116
list_total: 27
fname_total: 76
hit_total: 2892
miss_total: 1562
mdc.lustre-MDT0000-mdc-ffff9d289f3b0800.batch_stats=
snapshot_time:            1788468450.215193933 secs.nsecs
start_time:               1788468365.562373298 secs.nsecs
elapsed_time:             84.652820635 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        17  30  30
2:		         4   7  37
4:		         8  14  51
8:		         7  12  64
16:		         3   5  69
32:		         2   3  73
64:		        15  26 100
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