== sanity test 123ab: verify statahead work by using statx ========================================================== 18:16:50 (1789078610)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff909fd09d9000.batch_stats=0
total: 100 open/close in 3.01 seconds: 33.18 ops/second
llite.lustre-ffff909fd09d9000.statahead_max=0
100

real	0m2.318s
user	0m0.008s
sys	0m0.278s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff909fd09d9000.statahead_max=128
llite.lustre-ffff909fd09d9000.statahead_max=128
100

real	0m0.878s
user	0m0.007s
sys	0m0.159s
'statx -l' 100 files with statahead: 1 sec
statahead total: 137
statahead wrong: 2
agl total: 133
list_total: 25
fname_total: 101
hit_total: 1913
miss_total: 1397
swrong=2 ewrong=2
 - open/close 582 (time 1789078638.85 total 10.00 last 58.18)
total: 900 open/close in 16.14 seconds: 55.76 ops/second
llite.lustre-ffff909fd09d9000.statahead_max=0
1000

real	0m25.517s
user	0m0.089s
sys	0m2.553s
'statx -l' 1000 files without statahead: 26 sec
llite.lustre-ffff909fd09d9000.statahead_max=128
llite.lustre-ffff909fd09d9000.statahead_max=128
1000

real	0m7.384s
user	0m0.067s
sys	0m1.115s
'statx -l' 1000 files with statahead: 7 sec
statahead total: 138
statahead wrong: 2
agl total: 134
list_total: 26
fname_total: 101
hit_total: 2912
miss_total: 1397
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 24 seconds
llite.lustre-ffff909fd09d9000.statahead_stats=
statahead total: 138
statahead wrong: 2
agl total: 134
list_total: 26
fname_total: 101
hit_total: 2912
miss_total: 1397
mdc.lustre-MDT0000-mdc-ffff909fd09d9000.batch_stats=
snapshot_time:            1789078717.713193109 secs.nsecs
start_time:               1789078615.570069702 secs.nsecs
elapsed_time:             102.143123407 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        10  23  23
2:		         5  11  34
4:		         4   9  44
8:		         4   9  53
16:		         2   4  58
32:		         2   4  62
64:		        16  37 100
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